From 9344f5709e9cea423cda79aff91ff21be0a31159 Mon Sep 17 00:00:00 2001
From: Peter van Gemmeren <gemmeren@anl.gov>
Date: Thu, 14 Oct 2021 16:16:29 -0500
Subject: [PATCH 1/3] Update tests to use pre-assigned file GUID and avoid
 filtering to detect more Token problems.

---
 .../share/AthenaPoolExample_Concat.ref        |  471 ++++---
 .../share/AthenaPoolExample_Copy.ref          |  488 ++++---
 .../share/AthenaPoolExample_RCond.ref         |  447 ++++---
 .../share/AthenaPoolExample_RMeta.ref         |  369 +++---
 .../share/AthenaPoolExample_ReWrite.ref       |  502 ++++---
 .../share/AthenaPoolExample_ReWriteAgain.ref  |  544 ++++----
 .../share/AthenaPoolExample_ReWriteNext.ref   |  500 ++++---
 .../share/AthenaPoolExample_Read.ref          | 1096 ++++++++-------
 .../share/AthenaPoolExample_ReadAgain.ref     | 1139 +++++++++-------
 .../share/AthenaPoolExample_ReadConcat.ref    | 1176 ++++++++++-------
 .../share/AthenaPoolExample_WCond.ref         |  428 +++---
 .../share/AthenaPoolExample_WMeta.ref         |  263 ++--
 .../share/AthenaPoolExample_Write.ref         |  450 ++++---
 .../AthenaPoolExample_WriteJobOptions.py      |   10 -
 .../share/Catalog1.xml                        |   47 +
 .../share/Catalog2.xml                        |   12 +
 .../test/athenarun_test.sh.in                 |    7 -
 .../test/pre_check.sh                         |    4 +-
 18 files changed, 4770 insertions(+), 3183 deletions(-)
 create mode 100644 Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog1.xml
 create mode 100644 Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog2.xml

diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Concat.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Concat.ref
index 4fa3d3c4be5f..52a887147f9b 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Concat.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Concat.ref
@@ -1,17 +1,67 @@
+Thu Oct 14 16:00:08 CDT 2021
+Preloading tcmalloc_minimal.so
+Athena               INFO including file "AthenaCommon/Preparation.py"
+Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
+Athena               INFO including file "AthenaCommon/Execution.py"
+Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_ConcatJobOptions.py"
+Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO No duplicates have been found: that's good !
+Athena               INFO including file "AthenaCommon/runbatch.py"
+ApplicationMgr    SUCCESS 
+====================================================================================================================================
+                                                   Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
+                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:00:20 2021
+====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
+ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
+ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
+xAODMaker::Even...   INFO Initializing xAODMaker::EventInfoCnvAlg
 MetaDataSvc          INFO Initializing MetaDataSvc
+AthenaPoolCnvSvc    DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Service base class initialized successfully
+PoolSvc              INFO io_register[PoolSvc](xmlcatalog_file:Catalog1.xml) [ok]
+PoolSvc              INFO Set connectionsvc retry/timeout/IDLE timeout to  'ConnectionRetrialPeriod':300/ 'ConnectionRetrialTimeOut':3600/ 'ConnectionTimeOut':5 seconds with connection cleanup disabled
+PoolSvc              INFO Frontier compression level set to 5
+DBReplicaSvc         INFO Frontier server at (serverurl=http://atlasfrontier-ai.cern.ch:8000/atlr)(serverurl=http://frontier-atlas.lcg.triumf.ca:3128/ATLAS_frontier)(serverurl=http://ccfrontier.in2p3.fr:23128/ccin2p3-AtlasFrontier)(proxyurl=http://atlasbpfrontier.cern.ch:3127)(proxyurl=http://atlasbpfrontier.fnal.gov:3127) will be considered for COOL data
+DBReplicaSvc         INFO Read replica configuration from /users/gemmeren/workarea/build/x86_64-centos7-gcc8-opt/share/dbreplica.config
+DBReplicaSvc         INFO Total of 1 servers found for host atlaslogin01.hep.anl.gov [ATLF ]
+PoolSvc              INFO Successfully setup replica sorting algorithm
 PoolSvc             DEBUG OutputLevel is 2
+PoolSvc              INFO Setting up APR FileCatalog and Streams
+PoolSvc              INFO POOL WriteCatalog is xmlcatalog_file:Catalog1.xml
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
 AthenaPoolCnvSvc    DEBUG Registering all Tools in ToolHandleArray OutputStreamingTool
+MetaDataSvc          INFO Found MetaDataTools = PublicToolHandleArray([])
+xAODMaker::Even...   INFO Beam conditions service not available
+xAODMaker::Even...   INFO Will not fill beam spot information into xAOD::EventInfo
+ClassIDSvc           INFO getRegistryEntries: read 1151 CLIDRegistry entries for module ALL
+WriteData           DEBUG Property update for OutputLevel : new value = 2
 WriteData            INFO in initialize()
+WriteData           DEBUG input handles: 0
+WriteData           DEBUG output handles: 2
+WriteData           DEBUG Data Deps for WriteData
   + OUTPUT  ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + OUTPUT  ( 'ExampleHitContainer' , 'StoreGateSvc+PetersHits' ) 
+ReWriteData         DEBUG Property update for OutputLevel : new value = 2
 ReWriteData          INFO in initialize()
+ReWriteData         DEBUG input handles: 1
+ReWriteData         DEBUG output handles: 1
+ReWriteData         DEBUG Data Deps for ReWriteData
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + OUTPUT  ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
+Stream1             DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1             DEBUG In initialize 
 Stream1             DEBUG Found IDecisionSvc.
 DecisionSvc          INFO Inserting stream: Stream1 with no Algs
@@ -19,21 +69,46 @@ Stream1             DEBUG End initialize
 Stream1             DEBUG In initialize
 Stream1             DEBUG Found StoreGateSvc store.
 Stream1             DEBUG Found MetaDataStore store.
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1.Stream1...   INFO Initializing Stream1.Stream1Tool
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.FileMet...  DEBUG Property update for OutputLevel : new value = 2
+TagInfoMgr           INFO   AlgTool: TagInfoMgr.IOVDbMetaDataTool
 Stream1.FileMet...  DEBUG Creating new xAOD::FileMetaData object to fill
+Stream1.Thinnin...  DEBUG Property update for OutputLevel : new value = 2
+Stream1              INFO Found HelperTools = PrivateToolHandleArray(['MakeEventStreamInfo/Stream1_MakeEventStreamInfo','xAODMaker::EventFormatStreamHelperTool/Stream1_MakeEventFormat','xAODMaker::FileMetaDataCreatorTool/FileMetaDataCreatorTool','Athena::ThinningCacheTool/ThinningCacheTool_Stream1'])
 Stream1              INFO Data output: SimplePoolFile1.root
-Stream1              INFO ../O reinitialization...
+Stream1              INFO I/O reinitialization...
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+ClassIDSvc           INFO getRegistryEntries: read 897 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 7 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 33 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 22 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 19 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 68 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 6 CLIDRegistry entries for module ALL
 Stream1             DEBUG End initialize
+Stream1             DEBUG input handles: 0
+Stream1             DEBUG output handles: 2
 Stream1             DEBUG Registering all Tools in ToolHandleArray HelperTools
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventStreamInfo (MakeEventStreamInfo)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventFormat (xAODMaker::EventFormatStreamHelperTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.FileMetaDataCreatorTool (xAODMaker::FileMetaDataCreatorTool)
+Stream1             DEBUG Adding private ToolHandle tool Stream1.ThinningCacheTool_Stream1 (Athena::ThinningCacheTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1Tool (AthenaOutputStreamTool)
+Stream1             DEBUG Data Deps for Stream1
   + INPUT   ( 'AthenaAttributeList' , 'StoreGateSvc+SimpleTag' ) 
   + OUTPUT  ( 'DataHeader' , 'StoreGateSvc+Stream1' ) 
   + OUTPUT  ( 'SG::CompressionInfo' , 'StoreGateSvc+CompressionInfo_Stream1' ) 
   + OUTPUT  ( 'SG::SelectionVetoes' , 'StoreGateSvc+SelectionVetoes_Stream1' ) 
 MakeInputDataHe...   INFO Name of Stream to be made Input: Stream1
+ClassIDSvc           INFO getRegistryEntries: read 24 CLIDRegistry entries for module ALL
+Stream2             DEBUG Property update for OutputLevel : new value = 2
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
 Stream2             DEBUG In initialize 
 Stream2             DEBUG Found IDecisionSvc.
 DecisionSvc          INFO Inserting stream: Stream2 with no Algs
@@ -41,16 +116,27 @@ Stream2             DEBUG End initialize
 Stream2             DEBUG In initialize
 Stream2             DEBUG Found StoreGateSvc store.
 Stream2             DEBUG Found MetaDataStore store.
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
 Stream2.Stream2...   INFO Initializing Stream2.Stream2Tool
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
+Stream2.FileMet...  DEBUG Property update for OutputLevel : new value = 2
 Stream2.FileMet...  DEBUG Creating new xAOD::FileMetaData object to fill
+Stream2.Thinnin...  DEBUG Property update for OutputLevel : new value = 2
+Stream2              INFO Found HelperTools = PrivateToolHandleArray(['MakeEventStreamInfo/Stream2_MakeEventStreamInfo','xAODMaker::EventFormatStreamHelperTool/Stream2_MakeEventFormat','xAODMaker::FileMetaDataCreatorTool/FileMetaDataCreatorTool','Athena::ThinningCacheTool/ThinningCacheTool_Stream2'])
 Stream2              INFO Data output: SimplePoolFile3.root
-Stream2              INFO ../O reinitialization...
+Stream2              INFO I/O reinitialization...
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
 Stream2             DEBUG End initialize
+Stream2             DEBUG input handles: 0
+Stream2             DEBUG output handles: 2
 Stream2             DEBUG Registering all Tools in ToolHandleArray HelperTools
 Stream2             DEBUG Adding private ToolHandle tool Stream2.Stream2_MakeEventStreamInfo (MakeEventStreamInfo)
 Stream2             DEBUG Adding private ToolHandle tool Stream2.Stream2_MakeEventFormat (xAODMaker::EventFormatStreamHelperTool)
 Stream2             DEBUG Adding private ToolHandle tool Stream2.FileMetaDataCreatorTool (xAODMaker::FileMetaDataCreatorTool)
+Stream2             DEBUG Adding private ToolHandle tool Stream2.ThinningCacheTool_Stream2 (Athena::ThinningCacheTool)
 Stream2             DEBUG Adding private ToolHandle tool Stream2.Stream2Tool (AthenaOutputStreamTool)
+Stream2             DEBUG Data Deps for Stream2
   + INPUT   ( 'AthenaAttributeList' , 'StoreGateSvc+SimpleTag' ) 
   + OUTPUT  ( 'DataHeader' , 'StoreGateSvc+Stream2' ) 
   + OUTPUT  ( 'SG::CompressionInfo' , 'StoreGateSvc+CompressionInfo_Stream2' ) 
@@ -63,9 +149,10 @@ EventPersistenc...   INFO Added successfully Conversion service:McCnvSvc
 AthenaEventLoopMgr   INFO   ===>>>  start of run 1    <<<===
 IOVDbSvc             INFO Only 5 POOL conditions files will be open at once
 IOVDbSvc             INFO Setting run/LB/time from EventSelector override in initialize
-IOVDbSvc             INFO ../time set to [1,0 : 0]
+IOVDbSvc             INFO run/LB/time set to [1,0 : 0]
 IOVDbSvc             INFO Initialised with 1 connections and 0 folders
 IOVDbSvc             INFO Service IOVDbSvc initialised successfully
+IOVDbSvc             INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 0 events processed so far  <<<===
 WriteData           DEBUG in execute()
 WriteData            INFO EventInfo event: 0  run: 1
@@ -97,6 +184,7 @@ ReWriteData          INFO Element = 0x???? : 17.2845
 ReWriteData          INFO Element = 0x???? : 10.8645
 ReWriteData          INFO Track pt = 74.8928 eta = 3.1676 phi = 2.6161 detector = Track made in: DummyHitDetector
 ReWriteData          INFO registered all data
+ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
 Stream1             DEBUG addItemObjects(2101,"*") called
 Stream1             DEBUG            Key:*
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -110,6 +198,15 @@ Stream1             DEBUG  Added object 9102,"MyHits"
 Stream1             DEBUG  Collected objects:
 Stream1             DEBUG  Object/count: EventInfo_McEventInfo, 1
 Stream1             DEBUG  Object/count: ExampleHitContainer_MyHits, 1
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     UPDATE    [ROOT_All] 
+AthenaPoolCnvSvc    DEBUG setAttribute TREE_MAX_SIZE to 1099511627776L
+AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_SPLITLEVEL to 0
+AthenaPoolCnvSvc    DEBUG setAttribute STREAM_MEMBER_WISE to 1
+AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_BUFFERSIZE to 32000
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile1.root returned FID: 'F2313678-C96A-964F-89E8-08BAB39F2DA7' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   CREATE    [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO                           SimplePoolFile1.root
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
@@ -124,80 +221,81 @@ SimplePoolFile1...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Param
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/##Params [200]  (2 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
 ##Params            DEBUG No objects passing selection criteria... Container has 0 Entries in total.
+AthenaPoolCnvSvc    DEBUG setAttribute CONTAINER_SPLITLEVEL to 0 for db: SimplePoolFile1.root and cont: TTree=POOLContainerForm(DataHeaderForm)
 Stream1             DEBUG connectOutput done for SimplePoolFile1.root
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO EventInfo_p4 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+StorageSvc           INFO EventInfo_p4 [C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[0 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile1...  DEBUG --->Adding Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:EventInfo_p4
 SimplePoolFile1...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO ExampleHitContainer_p1 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(ExampleHitContainer_p1/MyHits)
+StorageSvc           INFO ExampleHitContainer_p1 [6BB89FA1-EB62-4641-97CA-3F8DB6588053]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(ExampleHitContainer_p1/MyHits)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleHitContainer_p1_MyHits'
 CollectionTree(...  DEBUG Opened container CollectionTree(ExampleHitContainer_p1/MyHits) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[1 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile1...  DEBUG --->Adding Shape[1 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:ExampleHitContainer_p1
 SimplePoolFile1...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO DataHeader_p6 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainer(DataHeader)
+StorageSvc           INFO DataHeader_p6 [4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[2 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Adding Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:DataHeader_p6
 SimplePoolFile1...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO DataHeaderForm_p6 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+StorageSvc           INFO DataHeaderForm_p6 [7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[3 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile1...  DEBUG --->Adding Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:DataHeaderForm_p6
 SimplePoolFile1...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO Token [????]
+StorageSvc           INFO Token [E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(Token)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'Token'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(Token) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[4 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile1...  DEBUG --->Adding Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:Token
 SimplePoolFile1...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO bool [????]
+StorageSvc           INFO bool [13FF06C5-AB4B-6EDD-68AB-3E6350E95305]
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(IsSimulation)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'IsSimulation'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(IsSimulation) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[5 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile1...  DEBUG --->Adding Shape[5 , 13FF06C5-AB4B-6EDD-68AB-3E6350E95305]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:bool
 SimplePoolFile1...  DEBUG ---->[0]:bool Typ:bool [9] Size:0 Offset:0 #Elements:1
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(IsCalibration)
@@ -205,25 +303,25 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'IsCalibration'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(IsCalibration) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(IsTestBeam)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'IsTestBeam'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(IsTestBeam) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO unsigned int [????]
+StorageSvc           INFO unsigned int [BBACA313-D7B0-3A4C-9161-089CACF4B1CC]
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(McChannel)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'McChannel'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(McChannel) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(McChannel) [202]  (b , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[6 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(McChannel) [202]  (b , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Adding Shape[6 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:unsigned int
 SimplePoolFile1...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(RunNumber)
@@ -231,18 +329,18 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'RunNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(RunNumber) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(RunNumber) [202]  (c , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(RunNumber) [202]  (c , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO unsigned long long [????]
+StorageSvc           INFO unsigned long long [388BE2E0-4452-7BB9-2563-DA3365C64623]
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventNumber)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventNumber) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventNumber) [202]  (d , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[7 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventNumber) [202]  (d , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:388BE2E0-4452-7BB9-2563-DA3365C64623
+SimplePoolFile1...  DEBUG --->Adding Shape[7 , 388BE2E0-4452-7BB9-2563-DA3365C64623]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:unsigned long long
 SimplePoolFile1...  DEBUG ---->[0]:unsigned long long Typ:unsigned long long [23] Size:0 Offset:0 #Elements:1
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(LumiBlockN)
@@ -250,48 +348,49 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'LumiBlockN'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(LumiBlockN) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(ConditionsRun)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'ConditionsRun'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(ConditionsRun) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventTime)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventTime'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventTime) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventTime) [202]  (10 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventTime) [202]  (10 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventTimeNanoSec)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventTimeNanoSec'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventTimeNanoSec) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(BunchId)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'BunchId'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(BunchId) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(BunchId) [202]  (12 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(BunchId) [202]  (12 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO float [????]
+StorageSvc           INFO float [64DE6A54-6E0B-BCDF-8A08-6EF31347E768]
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventWeight)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventWeight'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventWeight) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventWeight) [202]  (13 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[8 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventWeight) [202]  (13 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:64DE6A54-6E0B-BCDF-8A08-6EF31347E768
+SimplePoolFile1...  DEBUG --->Adding Shape[8 , 64DE6A54-6E0B-BCDF-8A08-6EF31347E768]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:float
 SimplePoolFile1...  DEBUG ---->[0]:float Typ:float [10] Size:0 Offset:0 #Elements:1
+ClassIDSvc           INFO getRegistryEntries: read 21 CLIDRegistry entries for module ALL
 Stream1.FileMet...  DEBUG beam energy "" tag could not be converted to float
 Stream1.FileMet...  DEBUG Failed to retrieve  'SimInfoKey':'/Simulation/Parameters' => cannot set: xAOD::FileMetaData::simFlavour, and xAOD::FileMetaData::isDataOverlay
 Stream1.FileMet...  DEBUG Retrieved  'EventInfoKey':'EventInfo'
@@ -311,6 +410,15 @@ Stream2             DEBUG  Added object 9103,"MyTracks"
 Stream2             DEBUG  Collected objects:
 Stream2             DEBUG  Object/count: EventInfo_McEventInfo, 1
 Stream2             DEBUG  Object/count: ExampleTrackContainer_MyTracks, 1
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     UPDATE    [ROOT_All] 
+AthenaPoolCnvSvc    DEBUG setAttribute TREE_MAX_SIZE to 1099511627776L
+AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_SPLITLEVEL to 0
+AthenaPoolCnvSvc    DEBUG setAttribute STREAM_MEMBER_WISE to 1
+AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_BUFFERSIZE to 32000
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile3.root returned FID: 'A811B014-0297-AD47-AF4C-B75EF418982D' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   CREATE    [ROOT_All] A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO                           SimplePoolFile3.root
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
@@ -325,50 +433,51 @@ SimplePoolFile3...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Param
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/##Params [200]  (2 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
 ##Params            DEBUG No objects passing selection criteria... Container has 0 Entries in total.
+AthenaPoolCnvSvc    DEBUG setAttribute CONTAINER_SPLITLEVEL to 0 for db: SimplePoolFile3.root and cont: TTree=POOLContainerForm(DataHeaderForm)
 Stream2             DEBUG connectOutput done for SimplePoolFile3.root
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[0 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile3...  DEBUG --->Adding Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:EventInfo_p4
 SimplePoolFile3...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO ExampleTrackContainer_p1 [????]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(ExampleTrackContainer_p1/MyTracks)
+StorageSvc           INFO ExampleTrackContainer_p1 [FF777FDA-721C-4756-BBF3-4CE28C2A3AF5]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(ExampleTrackContainer_p1/MyTracks)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleTrackContainer_p1_MyTracks'
 CollectionTree(...  DEBUG Opened container CollectionTree(ExampleTrackContainer_p1/MyTracks) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[1 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:FF777FDA-721C-4756-BBF3-4CE28C2A3AF5
+SimplePoolFile3...  DEBUG --->Adding Shape[1 , FF777FDA-721C-4756-BBF3-4CE28C2A3AF5]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:ExampleTrackContainer_p1
 SimplePoolFile3...  DEBUG ---->[0]:ExampleTrackContainer_p1 Typ:ExampleTrackContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainer(DataHeader)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[2 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile3...  DEBUG --->Adding Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:DataHeader_p6
 SimplePoolFile3...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[3 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile3...  DEBUG --->Adding Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:DataHeaderForm_p6
 SimplePoolFile3...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(Token)
@@ -376,9 +485,9 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'Token'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(Token) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[4 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile3...  DEBUG --->Adding Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:Token
 SimplePoolFile3...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(IsSimulation)
@@ -386,9 +495,9 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'IsSimulation'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(IsSimulation) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[5 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile3...  DEBUG --->Adding Shape[5 , 13FF06C5-AB4B-6EDD-68AB-3E6350E95305]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:bool
 SimplePoolFile3...  DEBUG ---->[0]:bool Typ:bool [9] Size:0 Offset:0 #Elements:1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(IsCalibration)
@@ -396,23 +505,23 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'IsCalibration'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(IsCalibration) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(IsTestBeam)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'IsTestBeam'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(IsTestBeam) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(McChannel)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'McChannel'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(McChannel) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(McChannel) [202]  (b , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[6 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(McChannel) [202]  (b , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Adding Shape[6 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:unsigned int
 SimplePoolFile3...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(RunNumber)
@@ -420,16 +529,16 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'RunNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(RunNumber) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(RunNumber) [202]  (c , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(RunNumber) [202]  (c , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventNumber)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventNumber) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventNumber) [202]  (d , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[7 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(EventNumber) [202]  (d , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:388BE2E0-4452-7BB9-2563-DA3365C64623
+SimplePoolFile3...  DEBUG --->Adding Shape[7 , 388BE2E0-4452-7BB9-2563-DA3365C64623]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:unsigned long long
 SimplePoolFile3...  DEBUG ---->[0]:unsigned long long Typ:unsigned long long [23] Size:0 Offset:0 #Elements:1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(LumiBlockN)
@@ -437,44 +546,44 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'LumiBlockN'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(LumiBlockN) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(ConditionsRun)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'ConditionsRun'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(ConditionsRun) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventTime)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventTime'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventTime) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventTime) [202]  (10 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(EventTime) [202]  (10 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventTimeNanoSec)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventTimeNanoSec'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventTimeNanoSec) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(BunchId)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'BunchId'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(BunchId) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(BunchId) [202]  (12 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(BunchId) [202]  (12 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventWeight)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventWeight'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventWeight) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventWeight) [202]  (13 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[8 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(EventWeight) [202]  (13 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:64DE6A54-6E0B-BCDF-8A08-6EF31347E768
+SimplePoolFile3...  DEBUG --->Adding Shape[8 , 64DE6A54-6E0B-BCDF-8A08-6EF31347E768]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:float
 SimplePoolFile3...  DEBUG ---->[0]:float Typ:float [10] Size:0 Offset:0 #Elements:1
 Stream2.FileMet...  DEBUG beam energy "" tag could not be converted to float
@@ -1628,6 +1737,7 @@ AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 20 events
 Stream1             DEBUG AthenaOutputStream Stream1 ::stop()
 Stream2             DEBUG AthenaOutputStream Stream2 ::stop()
 Stream1             DEBUG slot 0  handle() incident type: MetaDataStop
+Stream1             DEBUG metadataItemList: [EventStreamInfo#Stream1, IOVMetaDataContainer#*, xAOD::EventFormat#EventFormatStream1, xAOD::FileMetaData#FileMetaData, xAOD::FileMetaDataAuxInfo#FileMetaDataAux.]
 Stream1             DEBUG addItemObjects(73252552,"FileMetaDataAux.") called
 Stream1             DEBUG            Key:FileMetaDataAux.
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -1655,86 +1765,88 @@ Stream1             DEBUG      Comp Attr 0 with 15 mantissa bits.
 Stream1             DEBUG  Added object 1316383046,"/TagInfo"
 Stream1             DEBUG connectOutput done for SimplePoolFile1.root
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
+StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[9 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile1...  DEBUG --->Adding Shape[9 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:xAOD::FileMetaDataAuxInfo_v1
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO EventStreamInfo_p3 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+StorageSvc           INFO EventStreamInfo_p3 [11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
 MetaData(EventS...  DEBUG Opened container MetaData(EventStreamInfo_p3/Stream1) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[10 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile1...  DEBUG --->Adding Shape[10 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:EventStreamInfo_p3
 SimplePoolFile1...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaData_v1 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaData_v1/FileMetaData)
+StorageSvc           INFO xAOD::FileMetaData_v1 [C87E3828-4A7A-480A-95DE-0339539F6A0F]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaData_v1/FileMetaData)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaData_v1_FileMetaData'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaData_v1/FileMetaData) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[11 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile1...  DEBUG --->Adding Shape[11 , C87E3828-4A7A-480A-95DE-0339539F6A0F]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:xAOD::FileMetaData_v1
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::EventFormat_v1 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::EventFormat_v1/EventFormatStream1)
+StorageSvc           INFO xAOD::EventFormat_v1 [0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::EventFormat_v1/EventFormatStream1)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::EventFormat_v1_EventFormatStream1'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::EventFormat_v1/EventFormatStream1) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[12 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile1...  DEBUG --->Adding Shape[12 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:xAOD::EventFormat_v1
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO IOVMetaDataContainer_p1 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+StorageSvc           INFO IOVMetaDataContainer_p1 [6C2DE6DF-6D52-43F6-B435-9F29812F40C0]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[13 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile1...  DEBUG --->Adding Shape[13 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:IOVMetaDataContainer_p1
 SimplePoolFile1...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaDataHdr(DataHeader) [203]  (19 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdr(DataHeader) [203]  (19 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 MetaData(xAOD::...  DEBUG  SG::IAuxStoreIO* detected in xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.
 MetaData(xAOD::...  DEBUG        Attributes= 1
 MetaData(xAOD::...  DEBUG    Creating branch for new dynamic attribute, Id=52: type=float, mcProcID
 MetaData(xAOD::...  DEBUG createBasicAuxBranch: xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAuxDyn.mcProcID, leaf:mcProcID/F
+ClassIDSvc           INFO getRegistryEntries: read 25 CLIDRegistry entries for module ALL
 Stream1              INFO Metadata records written: 21
 Stream1             DEBUG Leaving incident handler for MetaDataStop
 Stream2             DEBUG slot 0  handle() incident type: MetaDataStop
+Stream2             DEBUG metadataItemList: [EventStreamInfo#Stream2, IOVMetaDataContainer#*, xAOD::EventFormat#EventFormatStream2, xAOD::FileMetaData#FileMetaData, xAOD::FileMetaDataAuxInfo#FileMetaDataAux.]
 Stream2             DEBUG addItemObjects(73252552,"FileMetaDataAux.") called
 Stream2             DEBUG            Key:FileMetaDataAux.
 Stream2             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -1761,70 +1873,70 @@ Stream2             DEBUG      Comp Attr 0 with 7 mantissa bits.
 Stream2             DEBUG      Comp Attr 0 with 15 mantissa bits.
 Stream2             DEBUG  Added object 1316383046,"/TagInfo"
 Stream2             DEBUG connectOutput done for SimplePoolFile3.root
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[9 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile3...  DEBUG --->Adding Shape[9 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:xAOD::FileMetaDataAuxInfo_v1
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream2)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream2)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream2'
 MetaData(EventS...  DEBUG Opened container MetaData(EventStreamInfo_p3/Stream2) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(EventStreamInfo_p3/Stream2) [203]  (15 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[10 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(EventStreamInfo_p3/Stream2) [203]  (15 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile3...  DEBUG --->Adding Shape[10 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:EventStreamInfo_p3
 SimplePoolFile3...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaData_v1/FileMetaData)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaData_v1/FileMetaData)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaData_v1_FileMetaData'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaData_v1/FileMetaData) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[11 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile3...  DEBUG --->Adding Shape[11 , C87E3828-4A7A-480A-95DE-0339539F6A0F]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:xAOD::FileMetaData_v1
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::EventFormat_v1/EventFormatStream2)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::EventFormat_v1/EventFormatStream2)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::EventFormat_v1_EventFormatStream2'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::EventFormat_v1/EventFormatStream2) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(xAOD::EventFormat_v1/EventFormatStream2) [203]  (17 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[12 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::EventFormat_v1/EventFormatStream2) [203]  (17 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile3...  DEBUG --->Adding Shape[12 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:xAOD::EventFormat_v1
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[13 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile3...  DEBUG --->Adding Shape[13 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:IOVMetaDataContainer_p1
 SimplePoolFile3...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaDataHdr(DataHeader) [203]  (19 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaDataHdr(DataHeader) [203]  (19 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 MetaData(xAOD::...  DEBUG  SG::IAuxStoreIO* detected in xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.
 MetaData(xAOD::...  DEBUG        Attributes= 1
 MetaData(xAOD::...  DEBUG    Creating branch for new dynamic attribute, Id=52: type=float, mcProcID
@@ -1832,29 +1944,44 @@ MetaData(xAOD::...  DEBUG createBasicAuxBranch: xAOD::FileMetaDataAuxInfo_v1_Fil
 Stream2              INFO Metadata records written: 21
 Stream2             DEBUG Leaving incident handler for MetaDataStop
 PoolSvc             DEBUG Disconnect request for contextId=0
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=1
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile1.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7 PFN=SimplePoolFile1.root
+StorageSvc          DEBUG Closing database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   CREATE    [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     UPDATE    [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=2
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile3.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=A811B014-0297-AD47-AF4C-B75EF418982D PFN=SimplePoolFile3.root
+StorageSvc          DEBUG Closing database: FID=A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   CREATE    [ROOT_All] A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     UPDATE    [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 ApplicationMgr       INFO Application Manager Stopped successfully
 WriteData            INFO in finalize()
 ReWriteData          INFO in finalize()
+WriteData           DEBUG Calling destructor
+ReWriteData         DEBUG Calling destructor
 Stream1             DEBUG finalize: Optimize output
 PoolSvc             DEBUG Disconnect request for contextId=1
 Stream1             DEBUG finalize: end optimize output
 Stream2             DEBUG finalize: Optimize output
 PoolSvc             DEBUG Disconnect request for contextId=2
 Stream2             DEBUG finalize: end optimize output
+IOVDbSvc             INFO  bytes in ((      0.00 ))s
+IOVDbSvc             INFO Connection sqlite://;schema=cooldummy.db;dbname=OFLP200 : nConnect: 0 nFolders: 0 ReadTime: ((     0.00 ))s
+DecisionSvc          INFO Finalized successfully.
 AthDictLoaderSvc     INFO in finalize...
 ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 42
+cRep_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.303(+-    1.71)/       0/      10 [ms] #=132
+cRepR_ALL            INFO Time User   : Tot=   80 [ms] Ave/Min/Max=   0.122(+-     1.1)/       0/      10 [ms] #=656
+fRep_ALL             INFO Time User   : Tot=  110 [ms] Ave/Min/Max=   0.833(+-    2.76)/       0/      10 [ms] #=132
+ChronoStatSvc        INFO Time User   : Tot=  490 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Copy.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Copy.ref
index 6f01bdecd9d7..32e7405fa0d1 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Copy.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Copy.ref
@@ -1,108 +1,155 @@
+Thu Oct 14 15:59:02 CDT 2021
+Preloading tcmalloc_minimal.so
+Athena               INFO including file "AthenaCommon/Preparation.py"
+Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
+Athena               INFO including file "AthenaCommon/Execution.py"
+Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_CopyJobOptions.py"
+Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO No duplicates have been found: that's good !
+Athena               INFO including file "AthenaCommon/runbatch.py"
+ApplicationMgr    SUCCESS 
+====================================================================================================================================
+                                                   Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
+                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 15:59:13 2021
+====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
+ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
+ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
 EventInfoCnvAlg      INFO Initializing EventInfoCnvAlg
 MetaDataSvc          INFO Initializing MetaDataSvc
+AthenaPoolCnvSvc    DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Service base class initialized successfully
+PoolSvc              INFO io_register[PoolSvc](xmlcatalog_file:Catalog1.xml) [ok]
+PoolSvc              INFO Set connectionsvc retry/timeout/IDLE timeout to  'ConnectionRetrialPeriod':300/ 'ConnectionRetrialTimeOut':3600/ 'ConnectionTimeOut':5 seconds with connection cleanup disabled
+PoolSvc              INFO Frontier compression level set to 5
+DBReplicaSvc         INFO Frontier server at (serverurl=http://atlasfrontier-ai.cern.ch:8000/atlr)(serverurl=http://frontier-atlas.lcg.triumf.ca:3128/ATLAS_frontier)(serverurl=http://ccfrontier.in2p3.fr:23128/ccin2p3-AtlasFrontier)(proxyurl=http://atlasbpfrontier.cern.ch:3127)(proxyurl=http://atlasbpfrontier.fnal.gov:3127) will be considered for COOL data
+DBReplicaSvc         INFO Read replica configuration from /users/gemmeren/workarea/build/x86_64-centos7-gcc8-opt/share/dbreplica.config
+DBReplicaSvc         INFO Total of 1 servers found for host atlaslogin01.hep.anl.gov [ATLF ]
+PoolSvc              INFO Successfully setup replica sorting algorithm
 PoolSvc             DEBUG OutputLevel is 2
+PoolSvc              INFO Setting up APR FileCatalog and Streams
+PoolSvc              INFO POOL WriteCatalog is xmlcatalog_file:Catalog1.xml
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
 AthenaPoolCnvSvc    DEBUG Registering all Tools in ToolHandleArray OutputStreamingTool
+MetaDataSvc          INFO Found MetaDataTools = PublicToolHandleArray(['IOVDbMetaDataTool'])
+EventSelector       DEBUG Property update for OutputLevel : new value = 2
 EventSelector       DEBUG Initializing EventSelector
+EventSelector       DEBUG Service base class initialized successfully
 EventSelector       DEBUG reinitialization...
 EventSelector        INFO EventSelection with query 
 EventSelector       DEBUG Try item: "SimplePoolFile1.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile1.root, name=SimplePoolFile1.root, contextID=0
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO                           SimplePoolFile1.root
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[1 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[5 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[6 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[7 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[8 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[9 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[10 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[10 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 11 Entries in total.
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (8 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (9 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(MagicNumber) [202]  (a , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (10 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(RunNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(MagicNumber) [202]  (a , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdr(DataHeader) [203]  (10 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 16 Entries in total.
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile1...  DEBUG --->Reading Param:FID=[F2313678-C96A-964F-89E8-08BAB39F2DA7]
 SimplePoolFile1...  DEBUG --->Reading Param:PFN=[SimplePoolFile1.root]
 SimplePoolFile1...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile1...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+ClassIDSvc           INFO getRegistryEntries: read 1725 CLIDRegistry entries for module ALL
+EventPersistenc...   INFO Added successfully Conversion service:AthenaPoolCnvSvc
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
+ClassIDSvc           INFO getRegistryEntries: read 8 CLIDRegistry entries for module ALL
+MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
+AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
+AthenaPoolAddre...  DEBUG Service base class initialized successfully
 AthenaPoolAddre...  DEBUG Cannot retrieve DataHeader from DetectorStore.
 EventInfoCnvAlg...   INFO Beam conditions service not available
 EventInfoCnvAlg...   INFO Will not fill beam spot information into xAOD::EventInfo
+Stream1             DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1             DEBUG In initialize 
 Stream1             DEBUG Found IDecisionSvc.
 DecisionSvc          INFO Inserting stream: Stream1 with no Algs
@@ -110,16 +157,32 @@ Stream1             DEBUG End initialize
 Stream1             DEBUG In initialize
 Stream1             DEBUG Found StoreGateSvc store.
 Stream1             DEBUG Found MetaDataStore store.
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1.Stream1...   INFO Initializing Stream1.Stream1Tool
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.FileMet...  DEBUG Property update for OutputLevel : new value = 2
+TagInfoMgr           INFO   AlgTool: TagInfoMgr.IOVDbMetaDataTool
 Stream1.FileMet...  DEBUG Creating new xAOD::FileMetaData object to fill
+Stream1.Thinnin...  DEBUG Property update for OutputLevel : new value = 2
+Stream1              INFO Found HelperTools = PrivateToolHandleArray(['MakeEventStreamInfo/Stream1_MakeEventStreamInfo','xAODMaker::EventFormatStreamHelperTool/Stream1_MakeEventFormat','xAODMaker::FileMetaDataCreatorTool/FileMetaDataCreatorTool','Athena::ThinningCacheTool/ThinningCacheTool_Stream1'])
 Stream1              INFO Data output: SimplePoolReplica1.root
-Stream1              INFO ../O reinitialization...
+Stream1              INFO I/O reinitialization...
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+ClassIDSvc           INFO getRegistryEntries: read 755 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 6 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 68 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 6 CLIDRegistry entries for module ALL
 Stream1             DEBUG End initialize
+Stream1             DEBUG input handles: 0
+Stream1             DEBUG output handles: 2
 Stream1             DEBUG Registering all Tools in ToolHandleArray HelperTools
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventStreamInfo (MakeEventStreamInfo)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventFormat (xAODMaker::EventFormatStreamHelperTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.FileMetaDataCreatorTool (xAODMaker::FileMetaDataCreatorTool)
+Stream1             DEBUG Adding private ToolHandle tool Stream1.ThinningCacheTool_Stream1 (Athena::ThinningCacheTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1Tool (AthenaOutputStreamTool)
+Stream1             DEBUG Data Deps for Stream1
   + INPUT   ( 'AthenaAttributeList' , 'StoreGateSvc+SimpleTag' ) 
   + OUTPUT  ( 'DataHeader' , 'StoreGateSvc+Stream1' ) 
   + OUTPUT  ( 'SG::CompressionInfo' , 'StoreGateSvc+CompressionInfo_Stream1' ) 
@@ -136,15 +199,15 @@ RootDatabase.se...  DEBUG Using Tree cache. Size: -1 Nevents to learn with: -1
 AthenaPoolCnvSvc    DEBUG setAttribute TREE_CACHE to -1 for db: SimplePoolFile1.root and cont: CollectionTree
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
@@ -152,16 +215,20 @@ POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+AlgResourcePool      INFO TopAlg list empty. Recovering the one of Application Manager
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
+AthenaPoolConve...   INFO massageEventInfo: unable to get OverrideRunNumberFromInput property from EventSelector 
 AthenaEventLoopMgr   INFO   ===>>>  start of run 1    <<<===
 IOVDbSvc             INFO Only 5 POOL conditions files will be open at once
 IOVDbSvc             INFO Initialised with 1 connections and 0 folders
 IOVDbSvc             INFO Service IOVDbSvc initialised successfully
+IOVDbSvc             INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 0 events processed so far  <<<===
+ClassIDSvc           INFO getRegistryEntries: read 247 CLIDRegistry entries for module ALL
 Stream1             DEBUG addItemObjects(2101,"*") called
 Stream1             DEBUG            Key:*
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -171,19 +238,25 @@ Stream1             DEBUG addItemObjects(9102,"MyHits") called
 Stream1             DEBUG            Key:MyHits
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
 Stream1             DEBUG      Comp Attr 0 with 15 mantissa bits.
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(ExampleHitContainer_p1/MyHits)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleHitContainer_p1/MyHits)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleHitContainer_p1_MyHits'
 CollectionTree(...  DEBUG Opened container CollectionTree(ExampleHitContainer_p1/MyHits) of type ROOT_Tree
 Stream1             DEBUG  Added object 9102,"MyHits"
+ClassIDSvc           INFO getRegistryEntries: read 6 CLIDRegistry entries for module ALL
 Stream1             DEBUG  Collected objects:
 Stream1             DEBUG  Object/count: EventInfo_McEventInfo, 1
 Stream1             DEBUG  Object/count: ExampleHitContainer_MyHits, 1
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     UPDATE    [ROOT_All] 
 AthenaPoolCnvSvc    DEBUG setAttribute TREE_MAX_SIZE to 1099511627776L
 AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_SPLITLEVEL to 0
 AthenaPoolCnvSvc    DEBUG setAttribute STREAM_MEMBER_WISE to 1
 AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_BUFFERSIZE to 32000
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolReplica1.root returned FID: '095498FF-E805-B142-9948-BD2D4AC79975' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   CREATE    [ROOT_All] 095498FF-E805-B142-9948-BD2D4AC79975
+Domain[ROOT_All]     INFO                           SimplePoolReplica1.root
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
@@ -198,49 +271,49 @@ SimplePoolRepli...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Param
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/##Params [200]  (2 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
 ##Params            DEBUG No objects passing selection criteria... Container has 0 Entries in total.
 AthenaPoolCnvSvc    DEBUG setAttribute CONTAINER_SPLITLEVEL to 0 for db: SimplePoolReplica1.root and cont: TTree=POOLContainerForm(DataHeaderForm)
 Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
-SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[0 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolRepli...  DEBUG --->Adding Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:EventInfo_p4
 SimplePoolRepli...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(ExampleHitContainer_p1/MyHits)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(ExampleHitContainer_p1/MyHits)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleHitContainer_p1_MyHits'
 CollectionTree(...  DEBUG Opened container CollectionTree(ExampleHitContainer_p1/MyHits) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[1 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolRepli...  DEBUG --->Adding Shape[1 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:ExampleHitContainer_p1
 SimplePoolRepli...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainer(DataHeader)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[2 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolRepli...  DEBUG --->Adding Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:DataHeader_p6
 SimplePoolRepli...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[3 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolRepli...  DEBUG --->Adding Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:DataHeaderForm_p6
 SimplePoolRepli...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(Token)
@@ -248,21 +321,21 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'Token'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(Token) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[4 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolRepli...  DEBUG --->Adding Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:Token
 SimplePoolRepli...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO bool [????]
+StorageSvc           INFO bool [13FF06C5-AB4B-6EDD-68AB-3E6350E95305]
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(IsSimulation)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'IsSimulation'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(IsSimulation) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[5 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolRepli...  DEBUG --->Adding Shape[5 , 13FF06C5-AB4B-6EDD-68AB-3E6350E95305]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:bool
 SimplePoolRepli...  DEBUG ---->[0]:bool Typ:bool [9] Size:0 Offset:0 #Elements:1
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(IsCalibration)
@@ -270,23 +343,23 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'IsCalibration'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(IsCalibration) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(IsTestBeam)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'IsTestBeam'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(IsTestBeam) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(McChannel)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'McChannel'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(McChannel) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLCollectionTree(McChannel) [202]  (b , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[6 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(McChannel) [202]  (b , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Adding Shape[6 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:unsigned int
 SimplePoolRepli...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(RunNumber)
@@ -294,18 +367,18 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'RunNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(RunNumber) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLCollectionTree(RunNumber) [202]  (c , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(RunNumber) [202]  (c , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO unsigned long long [????]
+StorageSvc           INFO unsigned long long [388BE2E0-4452-7BB9-2563-DA3365C64623]
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventNumber)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventNumber) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventNumber) [202]  (d , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[7 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(EventNumber) [202]  (d , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:388BE2E0-4452-7BB9-2563-DA3365C64623
+SimplePoolRepli...  DEBUG --->Adding Shape[7 , 388BE2E0-4452-7BB9-2563-DA3365C64623]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:unsigned long long
 SimplePoolRepli...  DEBUG ---->[0]:unsigned long long Typ:unsigned long long [23] Size:0 Offset:0 #Elements:1
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(LumiBlockN)
@@ -313,46 +386,46 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'LumiBlockN'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(LumiBlockN) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(ConditionsRun)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'ConditionsRun'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(ConditionsRun) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventTime)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventTime'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventTime) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventTime) [202]  (10 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(EventTime) [202]  (10 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventTimeNanoSec)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventTimeNanoSec'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventTimeNanoSec) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(BunchId)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'BunchId'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(BunchId) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLCollectionTree(BunchId) [202]  (12 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(BunchId) [202]  (12 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO float [????]
+StorageSvc           INFO float [64DE6A54-6E0B-BCDF-8A08-6EF31347E768]
 SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventWeight)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventWeight'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventWeight) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventWeight) [202]  (13 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[8 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(EventWeight) [202]  (13 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:64DE6A54-6E0B-BCDF-8A08-6EF31347E768
+SimplePoolRepli...  DEBUG --->Adding Shape[8 , 64DE6A54-6E0B-BCDF-8A08-6EF31347E768]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:float
 SimplePoolRepli...  DEBUG ---->[0]:float Typ:float [10] Size:0 Offset:0 #Elements:1
 Stream1.FileMet...  DEBUG beam energy "" tag could not be converted to float
@@ -364,9 +437,9 @@ Stream1.FileMet...  DEBUG set xAOD::FileMetaData::dataType to Stream1
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 1 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -388,9 +461,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 2 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -412,9 +485,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 3 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -436,9 +509,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 4 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -460,9 +533,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 5 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -484,9 +557,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 6 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -508,9 +581,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 7 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -532,9 +605,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 8 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -556,9 +629,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 9 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -580,9 +653,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 10 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -604,9 +677,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 11 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -628,9 +701,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 12 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -652,9 +725,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 13 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -676,9 +749,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 14 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -700,9 +773,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 15 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -724,9 +797,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 16 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -748,9 +821,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 17 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -772,9 +845,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 18 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -796,9 +869,9 @@ Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 19 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -818,11 +891,15 @@ Stream1             DEBUG  Object/count: EventInfo_McEventInfo, 20
 Stream1             DEBUG  Object/count: ExampleHitContainer_MyHits, 20
 Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 20 events processed so far  <<<===
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile1.root
-StorageSvc          DEBUG Closing database: FID=????
+EventSelector        INFO Disconnecting input sourceID: F2313678-C96A-964F-89E8-08BAB39F2DA7
+StorageSvc          DEBUG Disconnect request for database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7 PFN=SimplePoolFile1.root
+StorageSvc          DEBUG Closing database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 AthenaEventLoopMgr   INFO No more events in event selection 
 Stream1             DEBUG AthenaOutputStream Stream1 ::stop()
 Stream1             DEBUG slot 0  handle() incident type: MetaDataStop
+Stream1             DEBUG metadataItemList: [EventStreamInfo#Stream1, IOVMetaDataContainer#*, xAOD::EventFormat#EventFormatStream1, xAOD::FileMetaData#FileMetaData, xAOD::FileMetaDataAuxInfo#FileMetaDataAux.]
 Stream1             DEBUG addItemObjects(73252552,"FileMetaDataAux.") called
 Stream1             DEBUG            Key:FileMetaDataAux.
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -850,100 +927,113 @@ Stream1             DEBUG      Comp Attr 0 with 15 mantissa bits.
 Stream1             DEBUG  Added object 1316383046,"/TagInfo"
 Stream1             DEBUG connectOutput done for SimplePoolReplica1.root
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [????]
-SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
+StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]
+SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[9 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolRepli...  DEBUG --->Adding Shape[9 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:xAOD::FileMetaDataAuxInfo_v1
 SimplePoolRepli...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO EventStreamInfo_p3 [????]
-SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+StorageSvc           INFO EventStreamInfo_p3 [11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]
+SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
 MetaData(EventS...  DEBUG Opened container MetaData(EventStreamInfo_p3/Stream1) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[10 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolRepli...  DEBUG --->Adding Shape[10 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:EventStreamInfo_p3
 SimplePoolRepli...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaData_v1 [????]
-SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaData_v1/FileMetaData)
+StorageSvc           INFO xAOD::FileMetaData_v1 [C87E3828-4A7A-480A-95DE-0339539F6A0F]
+SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaData_v1/FileMetaData)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaData_v1_FileMetaData'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaData_v1/FileMetaData) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[11 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolRepli...  DEBUG --->Adding Shape[11 , C87E3828-4A7A-480A-95DE-0339539F6A0F]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:xAOD::FileMetaData_v1
 SimplePoolRepli...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::EventFormat_v1 [????]
-SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::EventFormat_v1/EventFormatStream1)
+StorageSvc           INFO xAOD::EventFormat_v1 [0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]
+SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::EventFormat_v1/EventFormatStream1)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::EventFormat_v1_EventFormatStream1'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::EventFormat_v1/EventFormatStream1) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[12 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolRepli...  DEBUG --->Adding Shape[12 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:xAOD::EventFormat_v1
 SimplePoolRepli...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO IOVMetaDataContainer_p1 [????]
-SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+StorageSvc           INFO IOVMetaDataContainer_p1 [6C2DE6DF-6D52-43F6-B435-9F29812F40C0]
+SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Adding Shape[13 , ????]:  [1 Column(s)] 
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolRepli...  DEBUG --->Adding Shape[13 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]:  [1 Column(s)] 
 SimplePoolRepli...  DEBUG ---->Class:IOVMetaDataContainer_p1
 SimplePoolRepli...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/MetaDataHdr(DataHeader) [203]  (19 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/MetaDataHdr(DataHeader) [203]  (19 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolRepli...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Adding Assoc :????/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
+SimplePoolRepli...  DEBUG --->Adding Assoc :095498FF-E805-B142-9948-BD2D4AC79975/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 MetaData(xAOD::...  DEBUG  SG::IAuxStoreIO* detected in xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.
 MetaData(xAOD::...  DEBUG        Attributes= 1
 MetaData(xAOD::...  DEBUG    Creating branch for new dynamic attribute, Id=52: type=float, mcProcID
 MetaData(xAOD::...  DEBUG createBasicAuxBranch: xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAuxDyn.mcProcID, leaf:mcProcID/F
+ClassIDSvc           INFO getRegistryEntries: read 18 CLIDRegistry entries for module ALL
 Stream1              INFO Metadata records written: 21
 Stream1             DEBUG Leaving incident handler for MetaDataStop
 PoolSvc             DEBUG Disconnect request for contextId=0
 PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=1
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolReplica1.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=095498FF-E805-B142-9948-BD2D4AC79975 PFN=SimplePoolReplica1.root
+StorageSvc          DEBUG Closing database: FID=095498FF-E805-B142-9948-BD2D4AC79975
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   CREATE    [ROOT_All] 095498FF-E805-B142-9948-BD2D4AC79975
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     UPDATE    [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 ApplicationMgr       INFO Application Manager Stopped successfully
 Stream1             DEBUG finalize: Optimize output
 PoolSvc             DEBUG Disconnect request for contextId=1
 Stream1             DEBUG finalize: end optimize output
+IOVDbSvc             INFO  bytes in ((      0.00 ))s
+IOVDbSvc             INFO Connection sqlite://;schema=cooldummy.db;dbname=OFLP200 : nConnect: 0 nFolders: 0 ReadTime: ((     0.00 ))s
+DecisionSvc          INFO Finalized successfully.
 AthDictLoaderSvc     INFO in finalize...
 ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 21
+cObjR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 65
+cRepR_ALL            INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.061(+-   0.778)/       0/      10 [ms] #=328
+cObj_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.317(+-    1.75)/       0/      10 [ms] #= 63
+cRep_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.303(+-    2.44)/       0/      20 [ms] #= 66
+fRep_ALL             INFO Time User   : Tot=   50 [ms] Ave/Min/Max=   0.758(+-    2.65)/       0/      10 [ms] #= 66
+ChronoStatSvc        INFO Time User   : Tot=  370 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RCond.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RCond.ref
index 0c06e5d5ae23..4ed37db20d8f 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RCond.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RCond.ref
@@ -1,174 +1,229 @@
+Thu Oct 14 16:01:00 CDT 2021
+Preloading tcmalloc_minimal.so
+Athena               INFO including file "AthenaCommon/Preparation.py"
+Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
+Athena               INFO including file "AthenaCommon/Execution.py"
+Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_RCondJobOptions.py"
+Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO No duplicates have been found: that's good !
+Athena               INFO including file "AthenaCommon/runbatch.py"
+ApplicationMgr    SUCCESS 
+====================================================================================================================================
+                                                   Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
+                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:01:10 2021
+====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
+ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
+ClassIDSvc           INFO getRegistryEntries: read 861 CLIDRegistry entries for module ALL
+ReadCond            DEBUG Property update for OutputLevel : new value = 2
 ReadCond             INFO in initialize()
+ReadCond            DEBUG input handles: 0
+ReadCond            DEBUG output handles: 0
+ReadCond            DEBUG Data Deps for ReadCond
+ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
+MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
 MetaDataSvc          INFO Initializing MetaDataSvc
+PoolSvc             DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Service base class initialized successfully
+PoolSvc              INFO Set connectionsvc retry/timeout/IDLE timeout to  'ConnectionRetrialPeriod':300/ 'ConnectionRetrialTimeOut':3600/ 'ConnectionTimeOut':5 seconds with connection cleanup disabled
+PoolSvc              INFO Frontier compression level set to 5
+DBReplicaSvc         INFO Frontier server at (serverurl=http://atlasfrontier-ai.cern.ch:8000/atlr)(serverurl=http://frontier-atlas.lcg.triumf.ca:3128/ATLAS_frontier)(serverurl=http://ccfrontier.in2p3.fr:23128/ccin2p3-AtlasFrontier)(proxyurl=http://atlasbpfrontier.cern.ch:3127)(proxyurl=http://atlasbpfrontier.fnal.gov:3127) will be considered for COOL data
+DBReplicaSvc         INFO Read replica configuration from /users/gemmeren/workarea/build/x86_64-centos7-gcc8-opt/share/dbreplica.config
+DBReplicaSvc         INFO Total of 1 servers found for host atlaslogin01.hep.anl.gov [ATLF ]
+PoolSvc              INFO Successfully setup replica sorting algorithm
 PoolSvc             DEBUG OutputLevel is 2
+PoolSvc              INFO Setting up APR FileCatalog and Streams
 PoolSvc             DEBUG POOL ReadCatalog is file:Catalog0.xml
 PoolSvc             DEBUG POOL ReadCatalog is file:Catalog1.xml
+PoolSvc              INFO POOL WriteCatalog is file:Catalog2.xml
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+MetaDataSvc          INFO Found MetaDataTools = PublicToolHandleArray(['IOVDbMetaDataTool'])
+EventSelector       DEBUG Property update for OutputLevel : new value = 2
 EventSelector       DEBUG Initializing EventSelector
+EventSelector       DEBUG Service base class initialized successfully
 EventSelector       DEBUG reinitialization...
 EventSelector        INFO EventSelection with query 
 EventSelector       DEBUG Try item: "SimplePoolFile1.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile1.root, name=SimplePoolFile1.root, contextID=0
-MetaDataSvc         DEBUG handle() FirstInputFile for FID:????
-MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:????
+MetaDataSvc         DEBUG handle() FirstInputFile for FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO                           SimplePoolFile1.root
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[1 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[5 , 13FF06C5-AB4B-6EDD-68AB-3E6350E95305]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:bool Typ:bool [9] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[6 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[7 , 388BE2E0-4452-7BB9-2563-DA3365C64623]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:unsigned long long Typ:unsigned long long [23] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[8 , 64DE6A54-6E0B-BCDF-8A08-6EF31347E768]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:float Typ:float [10] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[9 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[10 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[10 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[11 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[11 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[12 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[12 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[13 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[13 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 14 Entries in total.
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(McChannel) [202]  (b , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (c , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (d , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTime) [202]  (10 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(BunchId) [202]  (12 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventWeight) [202]  (13 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (19 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(McChannel) [202]  (b , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(RunNumber) [202]  (c , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventNumber) [202]  (d , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:388BE2E0-4452-7BB9-2563-DA3365C64623
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventTime) [202]  (10 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(BunchId) [202]  (12 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventWeight) [202]  (13 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:64DE6A54-6E0B-BCDF-8A08-6EF31347E768
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdr(DataHeader) [203]  (19 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 25 Entries in total.
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile1...  DEBUG --->Reading Param:FID=[F2313678-C96A-964F-89E8-08BAB39F2DA7]
 SimplePoolFile1...  DEBUG --->Reading Param:PFN=[SimplePoolFile1.root]
 SimplePoolFile1...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile1...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+ClassIDSvc           INFO getRegistryEntries: read 1725 CLIDRegistry entries for module ALL
+EventPersistenc...   INFO Added successfully Conversion service:AthenaPoolCnvSvc
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
+ClassIDSvc           INFO getRegistryEntries: read 8 CLIDRegistry entries for module ALL
 MetaDataSvc         DEBUG Registering all Tools in ToolHandleArray MetaDataTools
 MetaDataSvc         DEBUG Adding public ToolHandle tool ToolSvc.IOVDbMetaDataTool (IOVDbMetaDataTool)
+MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
+AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
+AthenaPoolAddre...  DEBUG Service base class initialized successfully
+CondProxyProvider   DEBUG Property update for OutputLevel : new value = 2
 CondProxyProvider    INFO Initializing CondProxyProvider
+CondProxyProvider   DEBUG Service base class initialized successfully
 CondProxyProvider    INFO Inputs: SimplePoolFile4.root
 CondProxyProvider   DEBUG Try item: "SimplePoolFile4.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile4.root, name=SimplePoolFile4.root, contextID=2
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:SimplePoolFile4.root, name=POOLContainer(DataHeader), contextID=2
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile4.root returned FID: '298DE14D-49CF-674A-9171-CEBBD9BEC6F8' tech=ROOT_All
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] 298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO                           SimplePoolFile4.root
 SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[0 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[1 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[2 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 3 Entries in total.
 SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/ConditionsContainerExampleHitContainer_p1(PedestalWriteData) [203]  (3 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (4 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/ConditionsContainerExampleHitContainer_p1(PedestalWriteData) [203]  (3 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLContainer(DataHeader) [203]  (4 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 4 Entries in total.
 SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile4...  DEBUG --->Reading Param:FID=[298DE14D-49CF-674A-9171-CEBBD9BEC6F8]
 SimplePoolFile4...  DEBUG --->Reading Param:PFN=[SimplePoolFile4.root]
 SimplePoolFile4...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile4...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
+ReadData            DEBUG input handles: 2
+ReadData            DEBUG output handles: 0
+ReadData            DEBUG Data Deps for ReadData
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 AthenaEventLoopMgr   INFO Setup EventSelector service EventSelector
@@ -186,15 +241,15 @@ MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
@@ -202,63 +257,66 @@ POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
+AlgResourcePool      INFO TopAlg list empty. Recovering the one of Application Manager
 AthenaEventLoopMgr   INFO   ===>>>  start of run 1    <<<===
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 0 events processed so far  <<<===
 ReadCond            DEBUG in execute()
 AthenaPoolAddre...  DEBUG Cannot retrieve DataHeader from DetectorStore.
-SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
 CondProxyProvider   DEBUG The current File contains: 2 objects
 CondProxyProvider   DEBUG preLoadAddresses: DataObject address, clid = 9102, name = PedestalWriteData
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] 298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO                           SimplePoolFile4.root
 SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[0 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[1 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[2 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 3 Entries in total.
 SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/ConditionsContainerExampleHitContainer_p1(PedestalWriteData) [203]  (3 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (4 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/ConditionsContainerExampleHitContainer_p1(PedestalWriteData) [203]  (3 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLContainer(DataHeader) [203]  (4 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 4 Entries in total.
 SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile4...  DEBUG --->Reading Param:FID=[298DE14D-49CF-674A-9171-CEBBD9BEC6F8]
 SimplePoolFile4...  DEBUG --->Reading Param:PFN=[SimplePoolFile4.root]
 SimplePoolFile4...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile4...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
-SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] ConditionsContainerExampleHitContainer_p1(PedestalWriteData)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] ConditionsContainerExampleHitContainer_p1(PedestalWriteData)
 ConditionsConta...  DEBUG Opening
 ConditionsConta...  DEBUG    attributes# = 1
 ConditionsConta...  DEBUG Branch container 'PedestalWriteData'
 ConditionsConta...  DEBUG Opened container ConditionsContainerExampleHitContainer_p1(PedestalWriteData) of type ROOT_Tree
 ReadCond             INFO Pedestal x = 193136 y = 14420 z = -175208 string = <..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o>
 ReadData            DEBUG in execute()
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
@@ -267,13 +325,13 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(ExampleHitContainer_p1/MyHits)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleHitContainer_p1/MyHits)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleHitContainer_p1_MyHits'
@@ -291,9 +349,10 @@ ReadData             INFO Hit x = 30.1245 y = 46.5449 z = 43.831 detector = Dumm
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 1 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+ClassIDSvc           INFO getRegistryEntries: read 13 CLIDRegistry entries for module ALL
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -305,7 +364,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 1 run: 1
@@ -324,9 +383,9 @@ ReadData             INFO Hit x = 130.125 y = 46.5449 z = -56.169 detector = Dum
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 2 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -338,7 +397,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 2 run: 1
@@ -357,9 +416,9 @@ ReadData             INFO Hit x = 230.125 y = 46.5449 z = -156.169 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 3 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -371,7 +430,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 3 run: 1
@@ -390,9 +449,9 @@ ReadData             INFO Hit x = 330.125 y = 46.5449 z = -256.169 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 4 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -404,7 +463,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 4 run: 1
@@ -423,9 +482,9 @@ ReadData             INFO Hit x = 430.125 y = 46.5449 z = -356.169 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 5 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -437,7 +496,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 5 run: 1
@@ -456,9 +515,9 @@ ReadData             INFO Hit x = 530.125 y = 46.5449 z = -456.169 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 6 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -470,7 +529,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 6 run: 1
@@ -489,9 +548,9 @@ ReadData             INFO Hit x = 630.125 y = 46.5449 z = -556.169 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 7 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -503,7 +562,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 7 run: 1
@@ -522,9 +581,9 @@ ReadData             INFO Hit x = 730.125 y = 46.5449 z = -656.169 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 8 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -536,7 +595,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 8 run: 1
@@ -555,9 +614,9 @@ ReadData             INFO Hit x = 830.125 y = 46.5449 z = -756.169 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 9 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -569,7 +628,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 9 run: 1
@@ -588,9 +647,9 @@ ReadData             INFO Hit x = 930.125 y = 46.5449 z = -856.169 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 10 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -602,7 +661,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
@@ -621,9 +680,9 @@ ReadData             INFO Hit x = 1030.12 y = 46.5449 z = -956.169 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 11 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -635,7 +694,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
@@ -654,9 +713,9 @@ ReadData             INFO Hit x = 1130.12 y = 46.5449 z = -1056.17 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 12 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -668,7 +727,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
@@ -687,9 +746,9 @@ ReadData             INFO Hit x = 1230.12 y = 46.5449 z = -1156.17 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 13 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -701,7 +760,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
@@ -720,9 +779,9 @@ ReadData             INFO Hit x = 1330.12 y = 46.5449 z = -1256.17 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 14 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -734,7 +793,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
@@ -753,9 +812,9 @@ ReadData             INFO Hit x = 1430.12 y = 46.5449 z = -1356.17 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 15 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -767,7 +826,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
@@ -786,9 +845,9 @@ ReadData             INFO Hit x = 1530.12 y = 46.5449 z = -1456.17 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 16 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -800,7 +859,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
@@ -819,9 +878,9 @@ ReadData             INFO Hit x = 1630.12 y = 46.5449 z = -1556.17 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 17 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -833,7 +892,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
@@ -852,9 +911,9 @@ ReadData             INFO Hit x = 1730.12 y = 46.5449 z = -1656.17 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 18 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -866,7 +925,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
@@ -885,9 +944,9 @@ ReadData             INFO Hit x = 1830.12 y = 46.5449 z = -1756.17 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 19 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -899,7 +958,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
@@ -916,29 +975,39 @@ ReadData             INFO Hit x = 1923.7 y = 57.9027 z = -1853.68 detector = Dum
 ReadData             INFO Hit x = 1926.91 y = 52.2238 z = -1855.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1930.12 y = 46.5449 z = -1856.17 detector = DummyHitDetector
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 20 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile1.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+MetaDataSvc         DEBUG retireMetadataSource: FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+EventSelector        INFO Disconnecting input sourceID: F2313678-C96A-964F-89E8-08BAB39F2DA7
+StorageSvc          DEBUG Disconnect request for database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7 PFN=SimplePoolFile1.root
+StorageSvc          DEBUG Closing database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
 AthenaEventLoopMgr   INFO No more events in event selection 
 MetaDataSvc         DEBUG MetaDataSvc::stop()
 PoolSvc             DEBUG Disconnect request for contextId=0
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile4.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=298DE14D-49CF-674A-9171-CEBBD9BEC6F8 PFN=SimplePoolFile4.root
+StorageSvc          DEBUG Closing database: FID=298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] 298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=1
 PoolSvc             DEBUG Disconnect request for contextId=2
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile4.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=298DE14D-49CF-674A-9171-CEBBD9BEC6F8 PFN=SimplePoolFile4.root
+StorageSvc          DEBUG Closing database: FID=298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] 298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 ApplicationMgr       INFO Application Manager Stopped successfully
 ReadCond             INFO in finalize()
 ReadData             INFO in finalize()
+ReadData            DEBUG Calling destructor
 AthDictLoaderSvc     INFO in finalize...
 ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+cObjR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 49
+cObj_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.435(+-    2.04)/       0/      10 [ms] #= 46
+ChronoStatSvc        INFO Time User   : Tot=  240 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RMeta.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RMeta.ref
index 3ea01b9e256d..777cfbabfd93 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RMeta.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RMeta.ref
@@ -1,115 +1,152 @@
+Thu Oct 14 16:01:31 CDT 2021
+Preloading tcmalloc_minimal.so
+Athena               INFO including file "AthenaCommon/Preparation.py"
+Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
+Athena               INFO including file "AthenaCommon/Execution.py"
+Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_RMetaJobOptions.py"
+Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO No duplicates have been found: that's good !
+Athena               INFO including file "AthenaCommon/runbatch.py"
+ApplicationMgr    SUCCESS 
+====================================================================================================================================
+                                                   Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
+                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:01:44 2021
+====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
+ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
+ClassIDSvc           INFO getRegistryEntries: read 861 CLIDRegistry entries for module ALL
+ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
+MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
 MetaDataSvc          INFO Initializing MetaDataSvc
+PoolSvc             DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Service base class initialized successfully
+PoolSvc              INFO io_register[PoolSvc](xmlcatalog_file:Catalog2.xml) [ok]
+PoolSvc              INFO io_register[PoolSvc](xmlcatalog_file:PoolFileCatalog.xml) [ok]
+PoolSvc              INFO Set connectionsvc retry/timeout/IDLE timeout to  'ConnectionRetrialPeriod':300/ 'ConnectionRetrialTimeOut':3600/ 'ConnectionTimeOut':5 seconds with connection cleanup disabled
+PoolSvc              INFO Frontier compression level set to 5
+DBReplicaSvc         INFO Frontier server at (serverurl=http://atlasfrontier-ai.cern.ch:8000/atlr)(serverurl=http://frontier-atlas.lcg.triumf.ca:3128/ATLAS_frontier)(serverurl=http://ccfrontier.in2p3.fr:23128/ccin2p3-AtlasFrontier)(proxyurl=http://atlasbpfrontier.cern.ch:3127)(proxyurl=http://atlasbpfrontier.fnal.gov:3127) will be considered for COOL data
+DBReplicaSvc         INFO Read replica configuration from /users/gemmeren/workarea/build/x86_64-centos7-gcc8-opt/share/dbreplica.config
+DBReplicaSvc         INFO Total of 1 servers found for host atlaslogin01.hep.anl.gov [ATLF ]
+PoolSvc              INFO Successfully setup replica sorting algorithm
 PoolSvc             DEBUG OutputLevel is 2
+PoolSvc              INFO Setting up APR FileCatalog and Streams
 PoolSvc             DEBUG POOL ReadCatalog is xmlcatalog_file:Catalog2.xml
+PoolSvc              INFO POOL WriteCatalog is xmlcatalog_file:PoolFileCatalog.xml
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
 ToolSvc.AthPool...   INFO in initialize()
+MetaDataSvc          INFO Found MetaDataTools = PublicToolHandleArray(['IOVDbMetaDataTool','AthPoolEx::ReadMeta'])
+EventSelector       DEBUG Property update for OutputLevel : new value = 2
 EventSelector       DEBUG Initializing EventSelector
+EventSelector       DEBUG Service base class initialized successfully
 EventSelector       DEBUG reinitialization...
 EventSelector        INFO EventSelection with query 
 EventSelector       DEBUG Try item: "SimplePoolFile5.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile5.root, name=SimplePoolFile5.root, contextID=0
-MetaDataSvc         DEBUG handle() FirstInputFile for FID:????
-MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:????
+MetaDataSvc         DEBUG handle() FirstInputFile for FID:C949FD2E-3B8E-9343-AAE0-0C43
+MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:C949FD2E-3B8E-9343-AAE0-0C43
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] C949FD2E-3B8E-9343-AAE0-0C43
+Domain[ROOT_All]     INFO                           SimplePoolFile5.root
 SimplePoolFile5...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile5...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[1 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile5...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile5...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile5...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile5...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[5 , 13FF06C5-AB4B-6EDD-68AB-3E6350E95305]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:bool Typ:bool [9] Size:0 Offset:0 #Elements:1
-SimplePoolFile5...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[6 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile5...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[7 , 388BE2E0-4452-7BB9-2563-DA3365C64623]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:unsigned long long Typ:unsigned long long [23] Size:0 Offset:0 #Elements:1
-SimplePoolFile5...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[8 , 64DE6A54-6E0B-BCDF-8A08-6EF31347E768]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:float Typ:float [10] Size:0 Offset:0 #Elements:1
-SimplePoolFile5...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[9 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile5...  DEBUG --->Reading Shape[10 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[10 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile5...  DEBUG --->Reading Shape[11 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[11 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile5...  DEBUG --->Reading Shape[12 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[12 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile5...  DEBUG --->Reading Shape[13 , ????]: [1 Column(s)]
+SimplePoolFile5...  DEBUG --->Reading Shape[13 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile5...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 14 Entries in total.
 SimplePoolFile5...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLCollectionTree(McChannel) [202]  (b , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (c , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (d , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTime) [202]  (10 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLCollectionTree(BunchId) [202]  (12 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventWeight) [202]  (13 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [202]  (14 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/MetaData(ExampleHitContainer_p1/PedestalWriteData) [202]  (15 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream1) [202]  (16 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [202]  (17 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [202]  (18 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [202]  (19 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [202]  (1a , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [202]  (1b , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(McChannel) [202]  (b , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(RunNumber) [202]  (c , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(EventNumber) [202]  (d , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:388BE2E0-4452-7BB9-2563-DA3365C64623
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(EventTime) [202]  (10 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(BunchId) [202]  (12 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(EventWeight) [202]  (13 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:64DE6A54-6E0B-BCDF-8A08-6EF31347E768
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [202]  (14 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/MetaData(ExampleHitContainer_p1/PedestalWriteData) [202]  (15 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/MetaData(EventStreamInfo_p3/Stream1) [202]  (16 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/MetaData(xAOD::FileMetaData_v1/FileMetaData) [202]  (17 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [202]  (18 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/MetaData(IOVMetaDataContainer_p1//TagInfo) [202]  (19 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/MetaDataHdr(DataHeader) [202]  (1a , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile5...  DEBUG --->Reading Assoc:C949FD2E-3B8E-9343-AAE0-0C43/MetaDataHdrForm(DataHeaderForm) [202]  (1b , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 26 Entries in total.
 SimplePoolFile5...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile5...  DEBUG --->Reading Param:FID=[C949FD2E-3B8E-9343-AAE0-0C43]
 SimplePoolFile5...  DEBUG --->Reading Param:PFN=[SimplePoolFile5.root]
 SimplePoolFile5...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile5...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
@@ -119,6 +156,8 @@ MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
+ClassIDSvc           INFO getRegistryEntries: read 1725 CLIDRegistry entries for module ALL
+EventPersistenc...   INFO Added successfully Conversion service:AthenaPoolCnvSvc
 SimplePoolFile5...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
@@ -130,9 +169,17 @@ MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
+ClassIDSvc           INFO getRegistryEntries: read 8 CLIDRegistry entries for module ALL
 MetaDataSvc         DEBUG Registering all Tools in ToolHandleArray MetaDataTools
 MetaDataSvc         DEBUG Adding public ToolHandle tool ToolSvc.IOVDbMetaDataTool (IOVDbMetaDataTool)
 MetaDataSvc         DEBUG Adding public ToolHandle tool ToolSvc.AthPoolEx::ReadMeta (AthPoolEx::ReadMeta)
+MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
+MetaDataSvc          INFO   AlgTool: ToolSvc.AthPoolEx::ReadMeta
+AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
+AthenaPoolAddre...  DEBUG Service base class initialized successfully
+ReadData            DEBUG input handles: 2
+ReadData            DEBUG output handles: 0
+ReadData            DEBUG Data Deps for ReadData
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 AthenaEventLoopMgr   INFO Setup EventSelector service EventSelector
@@ -157,15 +204,16 @@ MetaData(Exampl...  DEBUG Opened container MetaData(ExampleHitContainer_p1/Pedes
 ToolSvc.AthPool...   INFO Pedestal x = 193136 y = -5580.01 z = -175208 string = <..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o>
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000]
-SimplePoolFile5...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+ClassIDSvc           INFO getRegistryEntries: read 6 CLIDRegistry entries for module ALL
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+SimplePoolFile5...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile5...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
@@ -173,6 +221,7 @@ POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
+AlgResourcePool      INFO TopAlg list empty. Recovering the one of Application Manager
 AthenaEventLoopMgr   INFO   ===>>>  start of run 0    <<<===
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #0 0 events processed so far  <<<===
 ReadData            DEBUG in execute()
@@ -185,13 +234,13 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 0 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
-SimplePoolFile5...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(ExampleHitContainer_p1/MyHits)
+SimplePoolFile5...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleHitContainer_p1/MyHits)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleHitContainer_p1_MyHits'
@@ -209,9 +258,10 @@ ReadData             INFO Hit x = 30.1245 y = -53.4551 z = 43.831 detector = Dum
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #0 1 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+ClassIDSvc           INFO getRegistryEntries: read 7 CLIDRegistry entries for module ALL
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -221,7 +271,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 1 run: 0
@@ -240,9 +290,9 @@ ReadData             INFO Hit x = 130.125 y = -53.4551 z = -56.169 detector = Du
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #0 2 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -252,7 +302,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 2 run: 0
@@ -271,9 +321,9 @@ ReadData             INFO Hit x = 230.125 y = -53.4551 z = -156.169 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #0 3 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -283,7 +333,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 3 run: 0
@@ -302,9 +352,9 @@ ReadData             INFO Hit x = 330.125 y = -53.4551 z = -256.169 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #0 4 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -314,7 +364,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 4 run: 0
@@ -333,9 +383,9 @@ ReadData             INFO Hit x = 430.125 y = -53.4551 z = -356.169 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #0 5 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -345,7 +395,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 5 run: 0
@@ -364,9 +414,9 @@ ReadData             INFO Hit x = 530.125 y = -53.4551 z = -456.169 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #0 6 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -376,7 +426,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 6 run: 0
@@ -395,9 +445,9 @@ ReadData             INFO Hit x = 630.125 y = -53.4551 z = -556.169 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #0 7 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -407,7 +457,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 7 run: 0
@@ -426,9 +476,9 @@ ReadData             INFO Hit x = 730.125 y = -53.4551 z = -656.169 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #0 8 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -438,7 +488,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 8 run: 0
@@ -457,9 +507,9 @@ ReadData             INFO Hit x = 830.125 y = -53.4551 z = -756.169 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #0 9 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -469,7 +519,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 9 run: 0
@@ -488,9 +538,9 @@ ReadData             INFO Hit x = 930.125 y = -53.4551 z = -856.169 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #0 10 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -500,7 +550,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 0
@@ -519,9 +569,9 @@ ReadData             INFO Hit x = 1030.12 y = -53.4551 z = -956.169 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #0 11 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -531,7 +581,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 0
@@ -550,9 +600,9 @@ ReadData             INFO Hit x = 1130.12 y = -53.4551 z = -1056.17 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #0 12 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -562,7 +612,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 0
@@ -581,9 +631,9 @@ ReadData             INFO Hit x = 1230.12 y = -53.4551 z = -1156.17 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #0 13 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -593,7 +643,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 0
@@ -612,9 +662,9 @@ ReadData             INFO Hit x = 1330.12 y = -53.4551 z = -1256.17 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #0 14 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -624,7 +674,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 0
@@ -643,9 +693,9 @@ ReadData             INFO Hit x = 1430.12 y = -53.4551 z = -1356.17 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #0 15 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -655,7 +705,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 0
@@ -674,9 +724,9 @@ ReadData             INFO Hit x = 1530.12 y = -53.4551 z = -1456.17 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #0 16 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -686,7 +736,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 0
@@ -705,9 +755,9 @@ ReadData             INFO Hit x = 1630.12 y = -53.4551 z = -1556.17 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #0 17 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -717,7 +767,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 0
@@ -736,9 +786,9 @@ ReadData             INFO Hit x = 1730.12 y = -53.4551 z = -1656.17 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #0 18 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -748,7 +798,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 0
@@ -767,9 +817,9 @@ ReadData             INFO Hit x = 1830.12 y = -53.4551 z = -1756.17 detector = D
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #0 19 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -779,7 +829,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 0
@@ -796,10 +846,13 @@ ReadData             INFO Hit x = 1923.7 y = -42.0973 z = -1853.68 detector = Du
 ReadData             INFO Hit x = 1926.91 y = -47.7762 z = -1855.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1930.12 y = -53.4551 z = -1856.17 detector = DummyHitDetector
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #0 20 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile5.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:C949FD2E-3B8E-9343-AAE0-0C43
+MetaDataSvc         DEBUG retireMetadataSource: FID:C949FD2E-3B8E-9343-AAE0-0C43
+EventSelector        INFO Disconnecting input sourceID: C949FD2E-3B8E-9343-AAE0-0C43
+StorageSvc          DEBUG Disconnect request for database: FID=C949FD2E-3B8E-9343-AAE0-0C43 PFN=SimplePoolFile5.root
+StorageSvc          DEBUG Closing database: FID=C949FD2E-3B8E-9343-AAE0-0C43
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] C949FD2E-3B8E-9343-AAE0-0C43
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 AthenaEventLoopMgr   INFO No more events in event selection 
 MetaDataSvc         DEBUG MetaDataSvc::stop()
 PoolSvc             DEBUG Disconnect request for contextId=0
@@ -807,12 +860,16 @@ PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=1
 ApplicationMgr       INFO Application Manager Stopped successfully
 ReadData             INFO in finalize()
+ReadData            DEBUG Calling destructor
 AthDictLoaderSvc     INFO in finalize...
 ToolSvc              INFO Removing all tools created by ToolSvc
 ToolSvc.AthPool...   INFO in finalize()
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+cObjR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=   0.213(+-    1.44)/       0/      10 [ms] #= 47
+cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.667(+-    3.27)/       0/      20 [ms] #= 45
+ChronoStatSvc        INFO Time User   : Tot=  230 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWrite.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWrite.ref
index 9bf1f6ee41e1..4d12ce5a238e 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWrite.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWrite.ref
@@ -1,122 +1,178 @@
+Thu Oct 14 15:58:30 CDT 2021
+Preloading tcmalloc_minimal.so
+Athena               INFO including file "AthenaCommon/Preparation.py"
+Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
+Athena               INFO including file "AthenaCommon/Execution.py"
+Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_RWJobOptions.py"
+Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO No duplicates have been found: that's good !
+Athena               INFO including file "AthenaCommon/runbatch.py"
+ApplicationMgr    SUCCESS 
+====================================================================================================================================
+                                                   Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
+                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 15:58:41 2021
+====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
+ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
+ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
 EventInfoCnvAlg      INFO Initializing EventInfoCnvAlg
+MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
 MetaDataSvc          INFO Initializing MetaDataSvc
+AthenaPoolCnvSvc    DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Service base class initialized successfully
+PoolSvc              INFO Set connectionsvc retry/timeout/IDLE timeout to  'ConnectionRetrialPeriod':300/ 'ConnectionRetrialTimeOut':3600/ 'ConnectionTimeOut':5 seconds with connection cleanup disabled
+PoolSvc              INFO Frontier compression level set to 5
+DBReplicaSvc         INFO Frontier server at (serverurl=http://atlasfrontier-ai.cern.ch:8000/atlr)(serverurl=http://frontier-atlas.lcg.triumf.ca:3128/ATLAS_frontier)(serverurl=http://ccfrontier.in2p3.fr:23128/ccin2p3-AtlasFrontier)(proxyurl=http://atlasbpfrontier.cern.ch:3127)(proxyurl=http://atlasbpfrontier.fnal.gov:3127) will be considered for COOL data
+DBReplicaSvc         INFO Read replica configuration from /users/gemmeren/workarea/build/x86_64-centos7-gcc8-opt/share/dbreplica.config
+DBReplicaSvc         INFO Total of 1 servers found for host atlaslogin01.hep.anl.gov [ATLF ]
+PoolSvc              INFO Successfully setup replica sorting algorithm
 PoolSvc             DEBUG OutputLevel is 2
+PoolSvc              INFO Setting up APR FileCatalog and Streams
 PoolSvc             DEBUG POOL ReadCatalog is file:Catalog.xml
+PoolSvc              INFO POOL WriteCatalog is file:Catalog1.xml
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
 AthenaPoolCnvSvc    DEBUG Registering all Tools in ToolHandleArray OutputStreamingTool
+MetaDataSvc          INFO Found MetaDataTools = PublicToolHandleArray(['IOVDbMetaDataTool'])
+EventSelector       DEBUG Property update for OutputLevel : new value = 2
 EventSelector       DEBUG Initializing EventSelector
+EventSelector       DEBUG Service base class initialized successfully
 EventSelector       DEBUG reinitialization...
 EventSelector        INFO EventSelection with query 
 EventSelector       DEBUG Try item: "SimplePoolFile1.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile1.root, name=SimplePoolFile1.root, contextID=0
-MetaDataSvc         DEBUG handle() FirstInputFile for FID:????
-MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:????
+MetaDataSvc         DEBUG handle() FirstInputFile for FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO                           SimplePoolFile1.root
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[1 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[5 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[6 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[7 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[8 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[9 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[10 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[10 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 11 Entries in total.
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (8 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (9 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(MagicNumber) [202]  (a , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (10 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(RunNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(MagicNumber) [202]  (a , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdr(DataHeader) [203]  (10 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 16 Entries in total.
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile1...  DEBUG --->Reading Param:FID=[F2313678-C96A-964F-89E8-08BAB39F2DA7]
 SimplePoolFile1...  DEBUG --->Reading Param:PFN=[SimplePoolFile1.root]
 SimplePoolFile1...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile1...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+ClassIDSvc           INFO getRegistryEntries: read 1725 CLIDRegistry entries for module ALL
+EventPersistenc...   INFO Added successfully Conversion service:AthenaPoolCnvSvc
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
+ClassIDSvc           INFO getRegistryEntries: read 8 CLIDRegistry entries for module ALL
 MetaDataSvc         DEBUG Registering all Tools in ToolHandleArray MetaDataTools
 MetaDataSvc         DEBUG Adding public ToolHandle tool ToolSvc.IOVDbMetaDataTool (IOVDbMetaDataTool)
+MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
+AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
+AthenaPoolAddre...  DEBUG Service base class initialized successfully
 AthenaPoolAddre...  DEBUG Cannot retrieve DataHeader from DetectorStore.
 EventInfoCnvAlg...   INFO Beam conditions service not available
 EventInfoCnvAlg...   INFO Will not fill beam spot information into xAOD::EventInfo
+ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
+ReadData            DEBUG input handles: 2
+ReadData            DEBUG output handles: 0
+ReadData            DEBUG Data Deps for ReadData
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
+ReWriteData         DEBUG Property update for OutputLevel : new value = 2
 ReWriteData          INFO in initialize()
+ReWriteData         DEBUG input handles: 1
+ReWriteData         DEBUG output handles: 1
+ReWriteData         DEBUG Data Deps for ReWriteData
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + OUTPUT  ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 WriteTag             INFO in initialize()
 MagicWriteTag        INFO in initialize()
+Stream1             DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1             DEBUG In initialize 
 Stream1             DEBUG Found IDecisionSvc.
 DecisionSvc          INFO Inserting stream: Stream1 with no Algs
@@ -124,16 +180,32 @@ Stream1             DEBUG End initialize
 Stream1             DEBUG In initialize
 Stream1             DEBUG Found StoreGateSvc store.
 Stream1             DEBUG Found MetaDataStore store.
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1.Stream1...   INFO Initializing Stream1.Stream1Tool
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.FileMet...  DEBUG Property update for OutputLevel : new value = 2
+TagInfoMgr           INFO   AlgTool: TagInfoMgr.IOVDbMetaDataTool
 Stream1.FileMet...  DEBUG Creating new xAOD::FileMetaData object to fill
+Stream1.Thinnin...  DEBUG Property update for OutputLevel : new value = 2
+Stream1              INFO Found HelperTools = PrivateToolHandleArray(['MakeEventStreamInfo/Stream1_MakeEventStreamInfo','xAODMaker::EventFormatStreamHelperTool/Stream1_MakeEventFormat','xAODMaker::FileMetaDataCreatorTool/FileMetaDataCreatorTool','Athena::ThinningCacheTool/ThinningCacheTool_Stream1'])
 Stream1              INFO Data output: SimplePoolFile3.root
-Stream1              INFO ../O reinitialization...
+Stream1              INFO I/O reinitialization...
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+ClassIDSvc           INFO getRegistryEntries: read 755 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 6 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 68 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 6 CLIDRegistry entries for module ALL
 Stream1             DEBUG End initialize
+Stream1             DEBUG input handles: 0
+Stream1             DEBUG output handles: 2
 Stream1             DEBUG Registering all Tools in ToolHandleArray HelperTools
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventStreamInfo (MakeEventStreamInfo)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventFormat (xAODMaker::EventFormatStreamHelperTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.FileMetaDataCreatorTool (xAODMaker::FileMetaDataCreatorTool)
+Stream1             DEBUG Adding private ToolHandle tool Stream1.ThinningCacheTool_Stream1 (Athena::ThinningCacheTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1Tool (AthenaOutputStreamTool)
+Stream1             DEBUG Data Deps for Stream1
   + INPUT   ( 'AthenaAttributeList' , 'StoreGateSvc+MagicTag' ) 
   + OUTPUT  ( 'DataHeader' , 'StoreGateSvc+Stream1' ) 
   + OUTPUT  ( 'SG::CompressionInfo' , 'StoreGateSvc+CompressionInfo_Stream1' ) 
@@ -154,15 +226,15 @@ MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
@@ -170,18 +242,21 @@ POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+AlgResourcePool      INFO TopAlg list empty. Recovering the one of Application Manager
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
+AthenaPoolConve...   INFO massageEventInfo: unable to get OverrideRunNumberFromInput property from EventSelector 
 AthenaEventLoopMgr   INFO   ===>>>  start of run 1    <<<===
 IOVDbSvc             INFO Only 5 POOL conditions files will be open at once
 IOVDbSvc             INFO Initialised with 1 connections and 0 folders
 IOVDbSvc             INFO Service IOVDbSvc initialised successfully
+IOVDbSvc             INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 0 events processed so far  <<<===
 ReadData            DEBUG in execute()
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
@@ -190,13 +265,13 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(ExampleHitContainer_p1/MyHits)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleHitContainer_p1/MyHits)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleHitContainer_p1_MyHits'
@@ -241,6 +316,7 @@ WriteTag             INFO EventInfo event: 0  run: 1
 WriteTag             INFO registered all data
 MagicWriteTag        INFO EventInfo event: 0  run: 1
 MagicWriteTag        INFO registered all data
+ClassIDSvc           INFO getRegistryEntries: read 253 CLIDRegistry entries for module ALL
 Stream1             DEBUG addItemObjects(2101,"*") called
 Stream1             DEBUG            Key:*
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -256,10 +332,15 @@ Stream1             DEBUG  Added object 9103,"MyTracks"
 Stream1             DEBUG  Collected objects:
 Stream1             DEBUG  Object/count: EventInfo_McEventInfo, 1
 Stream1             DEBUG  Object/count: ExampleTrackContainer_MyTracks, 1
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     UPDATE    [ROOT_All] 
 AthenaPoolCnvSvc    DEBUG setAttribute TREE_MAX_SIZE to 1099511627776L
 AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_SPLITLEVEL to 0
 AthenaPoolCnvSvc    DEBUG setAttribute STREAM_MEMBER_WISE to 1
 AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_BUFFERSIZE to 32000
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile3.root returned FID: 'A811B014-0297-AD47-AF4C-B75EF418982D' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   CREATE    [ROOT_All] A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO                           SimplePoolFile3.root
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
@@ -274,51 +355,51 @@ SimplePoolFile3...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Param
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/##Params [200]  (2 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
 ##Params            DEBUG No objects passing selection criteria... Container has 0 Entries in total.
 AthenaPoolCnvSvc    DEBUG setAttribute CONTAINER_SPLITLEVEL to 0 for db: SimplePoolFile3.root and cont: TTree=POOLContainerForm(DataHeaderForm)
 Stream1             DEBUG connectOutput done for SimplePoolFile3.root
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[0 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile3...  DEBUG --->Adding Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:EventInfo_p4
 SimplePoolFile3...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO ExampleTrackContainer_p1 [????]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(ExampleTrackContainer_p1/MyTracks)
+StorageSvc           INFO ExampleTrackContainer_p1 [FF777FDA-721C-4756-BBF3-4CE28C2A3AF5]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(ExampleTrackContainer_p1/MyTracks)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleTrackContainer_p1_MyTracks'
 CollectionTree(...  DEBUG Opened container CollectionTree(ExampleTrackContainer_p1/MyTracks) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[1 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:FF777FDA-721C-4756-BBF3-4CE28C2A3AF5
+SimplePoolFile3...  DEBUG --->Adding Shape[1 , FF777FDA-721C-4756-BBF3-4CE28C2A3AF5]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:ExampleTrackContainer_p1
 SimplePoolFile3...  DEBUG ---->[0]:ExampleTrackContainer_p1 Typ:ExampleTrackContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainer(DataHeader)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[2 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile3...  DEBUG --->Adding Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:DataHeader_p6
 SimplePoolFile3...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[3 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile3...  DEBUG --->Adding Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:DataHeaderForm_p6
 SimplePoolFile3...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(Token)
@@ -326,9 +407,9 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'Token'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(Token) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[4 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile3...  DEBUG --->Adding Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:Token
 SimplePoolFile3...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(RunNumber)
@@ -336,9 +417,9 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'RunNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(RunNumber) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(RunNumber) [202]  (8 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[5 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(RunNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Adding Shape[5 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:unsigned int
 SimplePoolFile3...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventNumber)
@@ -346,15 +427,15 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventNumber) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventNumber) [202]  (9 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(EventNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(MagicNumber)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'MagicNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(MagicNumber) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(MagicNumber) [202]  (a , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(MagicNumber) [202]  (a , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 MetaDataSvc         DEBUG MetaDataSvc will handle EventStreamInfo ClassID: 167728019
 MetaDataSvc         DEBUG MetaDataSvc will handle xAOD::EventFormat_v1 ClassID: 243004407
 Stream1.FileMet...  DEBUG beam energy "" tag could not be converted to float
@@ -366,9 +447,9 @@ Stream1.FileMet...  DEBUG set xAOD::FileMetaData::dataType to Stream1
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 1 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -378,7 +459,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 1 run: 1
@@ -443,9 +524,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 2 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -455,7 +536,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 2 run: 1
@@ -520,9 +601,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 3 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -532,7 +613,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 3 run: 1
@@ -597,9 +678,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 4 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -609,7 +690,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 4 run: 1
@@ -674,9 +755,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 5 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -686,7 +767,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 5 run: 1
@@ -751,9 +832,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 6 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -763,7 +844,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 6 run: 1
@@ -828,9 +909,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 7 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -840,7 +921,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 7 run: 1
@@ -905,9 +986,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 8 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -917,7 +998,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 8 run: 1
@@ -982,9 +1063,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 9 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -994,7 +1075,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 9 run: 1
@@ -1059,9 +1140,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 10 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1071,7 +1152,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
@@ -1136,9 +1217,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 11 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1148,7 +1229,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
@@ -1213,9 +1294,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 12 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1225,7 +1306,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
@@ -1290,9 +1371,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 13 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1302,7 +1383,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
@@ -1367,9 +1448,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 14 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1379,7 +1460,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
@@ -1444,9 +1525,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 15 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1456,7 +1537,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
@@ -1521,9 +1602,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 16 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1533,7 +1614,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
@@ -1598,9 +1679,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 17 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1610,7 +1691,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
@@ -1675,9 +1756,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 18 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1687,7 +1768,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
@@ -1752,9 +1833,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 19 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1764,7 +1845,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
@@ -1827,10 +1908,13 @@ Stream1             DEBUG  Object/count: EventInfo_McEventInfo, 20
 Stream1             DEBUG  Object/count: ExampleTrackContainer_MyTracks, 20
 Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 20 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile1.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+MetaDataSvc         DEBUG retireMetadataSource: FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+EventSelector        INFO Disconnecting input sourceID: F2313678-C96A-964F-89E8-08BAB39F2DA7
+StorageSvc          DEBUG Disconnect request for database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7 PFN=SimplePoolFile1.root
+StorageSvc          DEBUG Closing database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 AthenaEventLoopMgr   INFO No more events in event selection 
 Stream1             DEBUG AthenaOutputStream Stream1 ::stop()
 MetaDataSvc         DEBUG MetaDataSvc::stop()
@@ -1839,6 +1923,7 @@ MetaDataSvc         DEBUG MetaDataSvc will handle xAOD::FileMetaData_v1 ClassID:
 MetaDataSvc         DEBUG MetaDataSvc will handle xAOD::FileMetaDataAuxInfo_v1 ClassID: 73252552
 MetaDataSvc         DEBUG  calling metaDataStop for ToolSvc.IOVDbMetaDataTool
 MetaDataSvc         DEBUG Locking metadata tools
+Stream1             DEBUG metadataItemList: [EventStreamInfo#Stream1, IOVMetaDataContainer#*, xAOD::EventFormat#EventFormatStream1, xAOD::FileMetaData#FileMetaData, xAOD::FileMetaDataAuxInfo#FileMetaDataAux.]
 Stream1             DEBUG addItemObjects(73252552,"FileMetaDataAux.") called
 Stream1             DEBUG            Key:FileMetaDataAux.
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -1871,91 +1956,94 @@ MetaDataSvc         DEBUG Not translating metadata item ID #1316383046
 Stream1             DEBUG  Added object 1316383046,"/TagInfo"
 Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [????]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
+StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[6 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile3...  DEBUG --->Adding Shape[6 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:xAOD::FileMetaDataAuxInfo_v1
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO EventStreamInfo_p3 [????]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+StorageSvc           INFO EventStreamInfo_p3 [11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
 MetaData(EventS...  DEBUG Opened container MetaData(EventStreamInfo_p3/Stream1) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[7 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile3...  DEBUG --->Adding Shape[7 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:EventStreamInfo_p3
 SimplePoolFile3...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaData_v1 [????]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaData_v1/FileMetaData)
+StorageSvc           INFO xAOD::FileMetaData_v1 [C87E3828-4A7A-480A-95DE-0339539F6A0F]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaData_v1/FileMetaData)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaData_v1_FileMetaData'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaData_v1/FileMetaData) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[8 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile3...  DEBUG --->Adding Shape[8 , C87E3828-4A7A-480A-95DE-0339539F6A0F]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:xAOD::FileMetaData_v1
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::EventFormat_v1 [????]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::EventFormat_v1/EventFormatStream1)
+StorageSvc           INFO xAOD::EventFormat_v1 [0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::EventFormat_v1/EventFormatStream1)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::EventFormat_v1_EventFormatStream1'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::EventFormat_v1/EventFormatStream1) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[9 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile3...  DEBUG --->Adding Shape[9 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:xAOD::EventFormat_v1
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO IOVMetaDataContainer_p1 [????]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+StorageSvc           INFO IOVMetaDataContainer_p1 [6C2DE6DF-6D52-43F6-B435-9F29812F40C0]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[10 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile3...  DEBUG --->Adding Shape[10 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:IOVMetaDataContainer_p1
 SimplePoolFile3...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaDataHdr(DataHeader) [203]  (10 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaDataHdr(DataHeader) [203]  (10 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 MetaData(xAOD::...  DEBUG  SG::IAuxStoreIO* detected in xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.
 MetaData(xAOD::...  DEBUG        Attributes= 1
 MetaData(xAOD::...  DEBUG    Creating branch for new dynamic attribute, Id=52: type=float, mcProcID
 MetaData(xAOD::...  DEBUG createBasicAuxBranch: xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAuxDyn.mcProcID, leaf:mcProcID/F
+ClassIDSvc           INFO getRegistryEntries: read 18 CLIDRegistry entries for module ALL
 Stream1              INFO Metadata records written: 21
 MetaDataSvc         DEBUG Unlocking metadata tools
 Stream1             DEBUG Leaving incident handler for MetaDataStop
 PoolSvc             DEBUG Disconnect request for contextId=0
 PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=1
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile3.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=A811B014-0297-AD47-AF4C-B75EF418982D PFN=SimplePoolFile3.root
+StorageSvc          DEBUG Closing database: FID=A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   CREATE    [ROOT_All] A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     UPDATE    [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 ApplicationMgr       INFO Application Manager Stopped successfully
 ReadData             INFO in finalize()
@@ -1965,11 +2053,23 @@ MagicWriteTag        INFO in finalize()
 Stream1             DEBUG finalize: Optimize output
 PoolSvc             DEBUG Disconnect request for contextId=1
 Stream1             DEBUG finalize: end optimize output
+IOVDbSvc             INFO  bytes in ((      0.00 ))s
+IOVDbSvc             INFO Connection sqlite://;schema=cooldummy.db;dbname=OFLP200 : nConnect: 0 nFolders: 0 ReadTime: ((     0.00 ))s
+ReadData            DEBUG Calling destructor
+ReWriteData         DEBUG Calling destructor
+DecisionSvc          INFO Finalized successfully.
 AthDictLoaderSvc     INFO in finalize...
 ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 21
+cObjR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 66
+cRep_ALL             INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 66
+cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.469(+-    2.76)/       0/      20 [ms] #= 64
+fRep_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.606(+-    2.39)/       0/      10 [ms] #= 66
+cRepR_ALL            INFO Time User   : Tot=   40 [ms] Ave/Min/Max=    0.27(+-    1.62)/       0/      10 [ms] #=148
+ChronoStatSvc        INFO Time User   : Tot=  390 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteAgain.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteAgain.ref
index 68fab88d6c14..d2b863d6d5b6 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteAgain.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteAgain.ref
@@ -1,146 +1,202 @@
+Thu Oct 14 15:59:18 CDT 2021
+Preloading tcmalloc_minimal.so
+Athena               INFO including file "AthenaCommon/Preparation.py"
+Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
+Athena               INFO including file "AthenaCommon/Execution.py"
+Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_ReWriteAgainJobOptions.py"
+Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO No duplicates have been found: that's good !
+Athena               INFO including file "AthenaCommon/runbatch.py"
+ApplicationMgr    SUCCESS 
+====================================================================================================================================
+                                                   Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
+                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 15:59:30 2021
+====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
+ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
+ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
 EventInfoCnvAlg      INFO Initializing EventInfoCnvAlg
+MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
 MetaDataSvc          INFO Initializing MetaDataSvc
+AthenaPoolCnvSvc    DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Service base class initialized successfully
+PoolSvc              INFO Set connectionsvc retry/timeout/IDLE timeout to  'ConnectionRetrialPeriod':300/ 'ConnectionRetrialTimeOut':3600/ 'ConnectionTimeOut':5 seconds with connection cleanup disabled
+PoolSvc              INFO Frontier compression level set to 5
+DBReplicaSvc         INFO Frontier server at (serverurl=http://atlasfrontier-ai.cern.ch:8000/atlr)(serverurl=http://frontier-atlas.lcg.triumf.ca:3128/ATLAS_frontier)(serverurl=http://ccfrontier.in2p3.fr:23128/ccin2p3-AtlasFrontier)(proxyurl=http://atlasbpfrontier.cern.ch:3127)(proxyurl=http://atlasbpfrontier.fnal.gov:3127) will be considered for COOL data
+DBReplicaSvc         INFO Read replica configuration from /users/gemmeren/workarea/build/x86_64-centos7-gcc8-opt/share/dbreplica.config
+DBReplicaSvc         INFO Total of 1 servers found for host atlaslogin01.hep.anl.gov [ATLF ]
+PoolSvc              INFO Successfully setup replica sorting algorithm
 PoolSvc             DEBUG OutputLevel is 2
+PoolSvc              INFO Setting up APR FileCatalog and Streams
 PoolSvc             DEBUG POOL ReadCatalog is file:Catalog.xml
+PoolSvc              INFO POOL WriteCatalog is file:Catalog1.xml
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
 AthenaPoolCnvSvc    DEBUG Registering all Tools in ToolHandleArray OutputStreamingTool
+MetaDataSvc          INFO Found MetaDataTools = PublicToolHandleArray(['IOVDbMetaDataTool'])
+EventSelector       DEBUG Property update for OutputLevel : new value = 2
 EventSelector       DEBUG Initializing EventSelector
+EventSelector       DEBUG Service base class initialized successfully
 EventSelector       DEBUG reinitialization...
 EventSelector        INFO EventSelection with query 
 EventSelector       DEBUG Try item: "SimplePoolReplica1.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolReplica1.root, name=SimplePoolReplica1.root, contextID=0
-MetaDataSvc         DEBUG handle() FirstInputFile for FID:????
-MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:????
+MetaDataSvc         DEBUG handle() FirstInputFile for FID:095498FF-E805-B142-9948-BD2D4AC79975
+MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:095498FF-E805-B142-9948-BD2D4AC79975
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] 095498FF-E805-B142-9948-BD2D4AC79975
+Domain[ROOT_All]     INFO                           SimplePoolReplica1.root
 SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[1 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[5 , 13FF06C5-AB4B-6EDD-68AB-3E6350E95305]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:bool Typ:bool [9] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[6 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[7 , 388BE2E0-4452-7BB9-2563-DA3365C64623]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:unsigned long long Typ:unsigned long long [23] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[8 , 64DE6A54-6E0B-BCDF-8A08-6EF31347E768]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:float Typ:float [10] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[9 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[10 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[10 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[11 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[11 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[12 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[12 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[13 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[13 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 14 Entries in total.
 SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(McChannel) [202]  (b , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (c , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (d , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTime) [202]  (10 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(BunchId) [202]  (12 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventWeight) [202]  (13 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (19 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(McChannel) [202]  (b , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(RunNumber) [202]  (c , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(EventNumber) [202]  (d , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:388BE2E0-4452-7BB9-2563-DA3365C64623
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(EventTime) [202]  (10 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(BunchId) [202]  (12 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(EventWeight) [202]  (13 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:64DE6A54-6E0B-BCDF-8A08-6EF31347E768
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaDataHdr(DataHeader) [203]  (19 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 25 Entries in total.
 SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Reading Param:FID=[????]
+SimplePoolRepli...  DEBUG --->Reading Param:FID=[095498FF-E805-B142-9948-BD2D4AC79975]
 SimplePoolRepli...  DEBUG --->Reading Param:PFN=[SimplePoolReplica1.root]
 SimplePoolRepli...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolRepli...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+ClassIDSvc           INFO getRegistryEntries: read 1725 CLIDRegistry entries for module ALL
+EventPersistenc...   INFO Added successfully Conversion service:AthenaPoolCnvSvc
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
+ClassIDSvc           INFO getRegistryEntries: read 8 CLIDRegistry entries for module ALL
 MetaDataSvc         DEBUG Registering all Tools in ToolHandleArray MetaDataTools
 MetaDataSvc         DEBUG Adding public ToolHandle tool ToolSvc.IOVDbMetaDataTool (IOVDbMetaDataTool)
+MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
+AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
+AthenaPoolAddre...  DEBUG Service base class initialized successfully
 AthenaPoolAddre...  DEBUG Cannot retrieve DataHeader from DetectorStore.
 EventInfoCnvAlg...   INFO Beam conditions service not available
 EventInfoCnvAlg...   INFO Will not fill beam spot information into xAOD::EventInfo
+ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
+ReadData            DEBUG input handles: 2
+ReadData            DEBUG output handles: 0
+ReadData            DEBUG Data Deps for ReadData
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
+ReWriteData         DEBUG Property update for OutputLevel : new value = 2
 ReWriteData          INFO in initialize()
+ReWriteData         DEBUG input handles: 1
+ReWriteData         DEBUG output handles: 1
+ReWriteData         DEBUG Data Deps for ReWriteData
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + OUTPUT  ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 WriteTag             INFO in initialize()
 MagicWriteTag        INFO in initialize()
+Stream1             DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1             DEBUG In initialize 
 Stream1             DEBUG Found IDecisionSvc.
 DecisionSvc          INFO Inserting stream: Stream1 with no Algs
@@ -148,16 +204,32 @@ Stream1             DEBUG End initialize
 Stream1             DEBUG In initialize
 Stream1             DEBUG Found StoreGateSvc store.
 Stream1             DEBUG Found MetaDataStore store.
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1.Stream1...   INFO Initializing Stream1.Stream1Tool
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.FileMet...  DEBUG Property update for OutputLevel : new value = 2
+TagInfoMgr           INFO   AlgTool: TagInfoMgr.IOVDbMetaDataTool
 Stream1.FileMet...  DEBUG Creating new xAOD::FileMetaData object to fill
+Stream1.Thinnin...  DEBUG Property update for OutputLevel : new value = 2
+Stream1              INFO Found HelperTools = PrivateToolHandleArray(['MakeEventStreamInfo/Stream1_MakeEventStreamInfo','xAODMaker::EventFormatStreamHelperTool/Stream1_MakeEventFormat','xAODMaker::FileMetaDataCreatorTool/FileMetaDataCreatorTool','Athena::ThinningCacheTool/ThinningCacheTool_Stream1'])
 Stream1              INFO Data output: SimplePoolFile3.root
-Stream1              INFO ../O reinitialization...
+Stream1              INFO I/O reinitialization...
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+ClassIDSvc           INFO getRegistryEntries: read 755 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 6 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 68 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 6 CLIDRegistry entries for module ALL
 Stream1             DEBUG End initialize
+Stream1             DEBUG input handles: 0
+Stream1             DEBUG output handles: 2
 Stream1             DEBUG Registering all Tools in ToolHandleArray HelperTools
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventStreamInfo (MakeEventStreamInfo)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventFormat (xAODMaker::EventFormatStreamHelperTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.FileMetaDataCreatorTool (xAODMaker::FileMetaDataCreatorTool)
+Stream1             DEBUG Adding private ToolHandle tool Stream1.ThinningCacheTool_Stream1 (Athena::ThinningCacheTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1Tool (AthenaOutputStreamTool)
+Stream1             DEBUG Data Deps for Stream1
   + INPUT   ( 'AthenaAttributeList' , 'StoreGateSvc+MagicTag' ) 
   + OUTPUT  ( 'DataHeader' , 'StoreGateSvc+Stream1' ) 
   + OUTPUT  ( 'SG::CompressionInfo' , 'StoreGateSvc+CompressionInfo_Stream1' ) 
@@ -178,15 +250,15 @@ MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000]
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
@@ -194,18 +266,21 @@ POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
+AlgResourcePool      INFO TopAlg list empty. Recovering the one of Application Manager
 AthenaEventLoopMgr   INFO   ===>>>  start of run 1    <<<===
 IOVDbSvc             INFO Only 5 POOL conditions files will be open at once
 IOVDbSvc             INFO Initialised with 1 connections and 0 folders
 IOVDbSvc             INFO Service IOVDbSvc initialised successfully
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+IOVDbSvc             INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
+AthenaPoolConve...   INFO massageEventInfo: unable to get OverrideRunNumberFromInput property from EventSelector 
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 0 events processed so far  <<<===
 ReadData            DEBUG in execute()
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
@@ -214,13 +289,13 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(ExampleHitContainer_p1/MyHits)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleHitContainer_p1/MyHits)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleHitContainer_p1_MyHits'
@@ -265,6 +340,7 @@ WriteTag             INFO EventInfo event: 0  run: 1
 WriteTag             INFO registered all data
 MagicWriteTag        INFO EventInfo event: 0  run: 1
 MagicWriteTag        INFO registered all data
+ClassIDSvc           INFO getRegistryEntries: read 253 CLIDRegistry entries for module ALL
 Stream1             DEBUG addItemObjects(2101,"*") called
 Stream1             DEBUG            Key:*
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -280,10 +356,15 @@ Stream1             DEBUG  Added object 9103,"MyTracks"
 Stream1             DEBUG  Collected objects:
 Stream1             DEBUG  Object/count: EventInfo_McEventInfo, 1
 Stream1             DEBUG  Object/count: ExampleTrackContainer_MyTracks, 1
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     UPDATE    [ROOT_All] 
 AthenaPoolCnvSvc    DEBUG setAttribute TREE_MAX_SIZE to 1099511627776L
 AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_SPLITLEVEL to 0
 AthenaPoolCnvSvc    DEBUG setAttribute STREAM_MEMBER_WISE to 1
 AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_BUFFERSIZE to 32000
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile3.root returned FID: 'A811B014-0297-AD47-AF4C-B75EF418982D' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   CREATE    [ROOT_All] A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO                           SimplePoolFile3.root
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
@@ -298,51 +379,51 @@ SimplePoolFile3...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Param
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/##Params [200]  (2 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
 ##Params            DEBUG No objects passing selection criteria... Container has 0 Entries in total.
 AthenaPoolCnvSvc    DEBUG setAttribute CONTAINER_SPLITLEVEL to 0 for db: SimplePoolFile3.root and cont: TTree=POOLContainerForm(DataHeaderForm)
 Stream1             DEBUG connectOutput done for SimplePoolFile3.root
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[0 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile3...  DEBUG --->Adding Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:EventInfo_p4
 SimplePoolFile3...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO ExampleTrackContainer_p1 [????]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(ExampleTrackContainer_p1/MyTracks)
+StorageSvc           INFO ExampleTrackContainer_p1 [FF777FDA-721C-4756-BBF3-4CE28C2A3AF5]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(ExampleTrackContainer_p1/MyTracks)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleTrackContainer_p1_MyTracks'
 CollectionTree(...  DEBUG Opened container CollectionTree(ExampleTrackContainer_p1/MyTracks) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[1 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:FF777FDA-721C-4756-BBF3-4CE28C2A3AF5
+SimplePoolFile3...  DEBUG --->Adding Shape[1 , FF777FDA-721C-4756-BBF3-4CE28C2A3AF5]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:ExampleTrackContainer_p1
 SimplePoolFile3...  DEBUG ---->[0]:ExampleTrackContainer_p1 Typ:ExampleTrackContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainer(DataHeader)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[2 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile3...  DEBUG --->Adding Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:DataHeader_p6
 SimplePoolFile3...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[3 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile3...  DEBUG --->Adding Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:DataHeaderForm_p6
 SimplePoolFile3...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(Token)
@@ -350,9 +431,9 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'Token'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(Token) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[4 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile3...  DEBUG --->Adding Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:Token
 SimplePoolFile3...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(RunNumber)
@@ -360,9 +441,9 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'RunNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(RunNumber) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(RunNumber) [202]  (8 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[5 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(RunNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Adding Shape[5 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:unsigned int
 SimplePoolFile3...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventNumber)
@@ -370,15 +451,15 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventNumber) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventNumber) [202]  (9 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(EventNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(MagicNumber)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'MagicNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(MagicNumber) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/POOLCollectionTree(MagicNumber) [202]  (a , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(MagicNumber) [202]  (a , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 MetaDataSvc         DEBUG MetaDataSvc will handle EventStreamInfo ClassID: 167728019
 MetaDataSvc         DEBUG MetaDataSvc will handle xAOD::EventFormat_v1 ClassID: 243004407
 Stream1.FileMet...  DEBUG beam energy "" tag could not be converted to float
@@ -390,9 +471,9 @@ Stream1.FileMet...  DEBUG set xAOD::FileMetaData::dataType to Stream1
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 1 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -402,7 +483,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 1 run: 1
@@ -467,9 +548,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 2 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -479,7 +560,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 2 run: 1
@@ -544,9 +625,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 3 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -556,7 +637,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 3 run: 1
@@ -621,9 +702,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 4 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -633,7 +714,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 4 run: 1
@@ -698,9 +779,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 5 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -710,7 +791,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 5 run: 1
@@ -775,9 +856,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 6 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -787,7 +868,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 6 run: 1
@@ -852,9 +933,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 7 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -864,7 +945,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 7 run: 1
@@ -929,9 +1010,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 8 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -941,7 +1022,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 8 run: 1
@@ -1006,9 +1087,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 9 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1018,7 +1099,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 9 run: 1
@@ -1083,9 +1164,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 10 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1095,7 +1176,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
@@ -1160,9 +1241,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 11 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1172,7 +1253,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
@@ -1237,9 +1318,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 12 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1249,7 +1330,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
@@ -1314,9 +1395,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 13 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1326,7 +1407,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
@@ -1391,9 +1472,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 14 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1403,7 +1484,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
@@ -1468,9 +1549,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 15 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1480,7 +1561,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
@@ -1545,9 +1626,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 16 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1557,7 +1638,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
@@ -1622,9 +1703,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 17 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1634,7 +1715,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
@@ -1699,9 +1780,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 18 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1711,7 +1792,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
@@ -1776,9 +1857,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 19 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1788,7 +1869,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
@@ -1851,10 +1932,13 @@ Stream1             DEBUG  Object/count: EventInfo_McEventInfo, 20
 Stream1             DEBUG  Object/count: ExampleTrackContainer_MyTracks, 20
 Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 20 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolReplica1.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:095498FF-E805-B142-9948-BD2D4AC79975
+MetaDataSvc         DEBUG retireMetadataSource: FID:095498FF-E805-B142-9948-BD2D4AC79975
+EventSelector        INFO Disconnecting input sourceID: 095498FF-E805-B142-9948-BD2D4AC79975
+StorageSvc          DEBUG Disconnect request for database: FID=095498FF-E805-B142-9948-BD2D4AC79975 PFN=SimplePoolReplica1.root
+StorageSvc          DEBUG Closing database: FID=095498FF-E805-B142-9948-BD2D4AC79975
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] 095498FF-E805-B142-9948-BD2D4AC79975
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 AthenaEventLoopMgr   INFO No more events in event selection 
 Stream1             DEBUG AthenaOutputStream Stream1 ::stop()
 MetaDataSvc         DEBUG MetaDataSvc::stop()
@@ -1863,6 +1947,7 @@ MetaDataSvc         DEBUG MetaDataSvc will handle xAOD::FileMetaData_v1 ClassID:
 MetaDataSvc         DEBUG MetaDataSvc will handle xAOD::FileMetaDataAuxInfo_v1 ClassID: 73252552
 MetaDataSvc         DEBUG  calling metaDataStop for ToolSvc.IOVDbMetaDataTool
 MetaDataSvc         DEBUG Locking metadata tools
+Stream1             DEBUG metadataItemList: [EventStreamInfo#Stream1, IOVMetaDataContainer#*, xAOD::EventFormat#EventFormatStream1, xAOD::FileMetaData#FileMetaData, xAOD::FileMetaDataAuxInfo#FileMetaDataAux.]
 Stream1             DEBUG addItemObjects(73252552,"FileMetaDataAux.") called
 Stream1             DEBUG            Key:FileMetaDataAux.
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -1895,91 +1980,94 @@ MetaDataSvc         DEBUG Not translating metadata item ID #1316383046
 Stream1             DEBUG  Added object 1316383046,"/TagInfo"
 Stream1             DEBUG connectOutput done for SimplePoolFile3.root
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [????]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
+StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[6 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile3...  DEBUG --->Adding Shape[6 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:xAOD::FileMetaDataAuxInfo_v1
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO EventStreamInfo_p3 [????]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+StorageSvc           INFO EventStreamInfo_p3 [11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
 MetaData(EventS...  DEBUG Opened container MetaData(EventStreamInfo_p3/Stream1) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[7 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile3...  DEBUG --->Adding Shape[7 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:EventStreamInfo_p3
 SimplePoolFile3...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaData_v1 [????]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaData_v1/FileMetaData)
+StorageSvc           INFO xAOD::FileMetaData_v1 [C87E3828-4A7A-480A-95DE-0339539F6A0F]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaData_v1/FileMetaData)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaData_v1_FileMetaData'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaData_v1/FileMetaData) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[8 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile3...  DEBUG --->Adding Shape[8 , C87E3828-4A7A-480A-95DE-0339539F6A0F]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:xAOD::FileMetaData_v1
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::EventFormat_v1 [????]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::EventFormat_v1/EventFormatStream1)
+StorageSvc           INFO xAOD::EventFormat_v1 [0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::EventFormat_v1/EventFormatStream1)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::EventFormat_v1_EventFormatStream1'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::EventFormat_v1/EventFormatStream1) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[9 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile3...  DEBUG --->Adding Shape[9 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:xAOD::EventFormat_v1
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO IOVMetaDataContainer_p1 [????]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+StorageSvc           INFO IOVMetaDataContainer_p1 [6C2DE6DF-6D52-43F6-B435-9F29812F40C0]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Adding Shape[10 , ????]:  [1 Column(s)] 
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile3...  DEBUG --->Adding Shape[10 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]:  [1 Column(s)] 
 SimplePoolFile3...  DEBUG ---->Class:IOVMetaDataContainer_p1
 SimplePoolFile3...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaDataHdr(DataHeader) [203]  (10 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaDataHdr(DataHeader) [203]  (10 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile3...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Adding Assoc :????/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Adding Assoc :A811B014-0297-AD47-AF4C-B75EF418982D/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 MetaData(xAOD::...  DEBUG  SG::IAuxStoreIO* detected in xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.
 MetaData(xAOD::...  DEBUG        Attributes= 1
 MetaData(xAOD::...  DEBUG    Creating branch for new dynamic attribute, Id=52: type=float, mcProcID
 MetaData(xAOD::...  DEBUG createBasicAuxBranch: xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAuxDyn.mcProcID, leaf:mcProcID/F
+ClassIDSvc           INFO getRegistryEntries: read 18 CLIDRegistry entries for module ALL
 Stream1              INFO Metadata records written: 21
 MetaDataSvc         DEBUG Unlocking metadata tools
 Stream1             DEBUG Leaving incident handler for MetaDataStop
 PoolSvc             DEBUG Disconnect request for contextId=0
 PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=1
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile3.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=A811B014-0297-AD47-AF4C-B75EF418982D PFN=SimplePoolFile3.root
+StorageSvc          DEBUG Closing database: FID=A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   CREATE    [ROOT_All] A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     UPDATE    [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 ApplicationMgr       INFO Application Manager Stopped successfully
 ReadData             INFO in finalize()
@@ -1989,11 +2077,23 @@ MagicWriteTag        INFO in finalize()
 Stream1             DEBUG finalize: Optimize output
 PoolSvc             DEBUG Disconnect request for contextId=1
 Stream1             DEBUG finalize: end optimize output
+IOVDbSvc             INFO  bytes in ((      0.00 ))s
+IOVDbSvc             INFO Connection sqlite://;schema=cooldummy.db;dbname=OFLP200 : nConnect: 0 nFolders: 0 ReadTime: ((     0.00 ))s
+ReadData            DEBUG Calling destructor
+ReWriteData         DEBUG Calling destructor
+DecisionSvc          INFO Finalized successfully.
 AthDictLoaderSvc     INFO in finalize...
 ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 21
+cRep_ALL             INFO Time User   : Tot=   10 [ms] Ave/Min/Max=   0.152(+-    1.22)/       0/      10 [ms] #= 66
+cRepR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=  0.0676(+-   0.819)/       0/      10 [ms] #=148
+fRep_ALL             INFO Time User   : Tot=   10 [ms] Ave/Min/Max=   0.152(+-    1.22)/       0/      10 [ms] #= 66
+cObjR_ALL            INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.303(+-    1.71)/       0/      10 [ms] #= 66
+cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.469(+-    2.11)/       0/      10 [ms] #= 64
+ChronoStatSvc        INFO Time User   : Tot=  330 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteNext.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteNext.ref
index d6984dd6eb53..fa686c091956 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteNext.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteNext.ref
@@ -1,122 +1,178 @@
+Thu Oct 14 15:59:35 CDT 2021
+Preloading tcmalloc_minimal.so
+Athena               INFO including file "AthenaCommon/Preparation.py"
+Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
+Athena               INFO including file "AthenaCommon/Execution.py"
+Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_ReWriteNextJobOptions.py"
+Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO No duplicates have been found: that's good !
+Athena               INFO including file "AthenaCommon/runbatch.py"
+ApplicationMgr    SUCCESS 
+====================================================================================================================================
+                                                   Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
+                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 15:59:46 2021
+====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
+ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
+ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
 EventInfoCnvAlg      INFO Initializing EventInfoCnvAlg
+MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
 MetaDataSvc          INFO Initializing MetaDataSvc
+AthenaPoolCnvSvc    DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Service base class initialized successfully
+PoolSvc              INFO Set connectionsvc retry/timeout/IDLE timeout to  'ConnectionRetrialPeriod':300/ 'ConnectionRetrialTimeOut':3600/ 'ConnectionTimeOut':5 seconds with connection cleanup disabled
+PoolSvc              INFO Frontier compression level set to 5
+DBReplicaSvc         INFO Frontier server at (serverurl=http://atlasfrontier-ai.cern.ch:8000/atlr)(serverurl=http://frontier-atlas.lcg.triumf.ca:3128/ATLAS_frontier)(serverurl=http://ccfrontier.in2p3.fr:23128/ccin2p3-AtlasFrontier)(proxyurl=http://atlasbpfrontier.cern.ch:3127)(proxyurl=http://atlasbpfrontier.fnal.gov:3127) will be considered for COOL data
+DBReplicaSvc         INFO Read replica configuration from /users/gemmeren/workarea/build/x86_64-centos7-gcc8-opt/share/dbreplica.config
+DBReplicaSvc         INFO Total of 1 servers found for host atlaslogin01.hep.anl.gov [ATLF ]
+PoolSvc              INFO Successfully setup replica sorting algorithm
 PoolSvc             DEBUG OutputLevel is 2
+PoolSvc              INFO Setting up APR FileCatalog and Streams
 PoolSvc             DEBUG POOL ReadCatalog is file:Catalog.xml
+PoolSvc              INFO POOL WriteCatalog is file:Catalog1.xml
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
 AthenaPoolCnvSvc    DEBUG Registering all Tools in ToolHandleArray OutputStreamingTool
+MetaDataSvc          INFO Found MetaDataTools = PublicToolHandleArray(['IOVDbMetaDataTool'])
+EventSelector       DEBUG Property update for OutputLevel : new value = 2
 EventSelector       DEBUG Initializing EventSelector
+EventSelector       DEBUG Service base class initialized successfully
 EventSelector       DEBUG reinitialization...
 EventSelector        INFO EventSelection with query 
 EventSelector       DEBUG Try item: "SimplePoolFile3.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile3.root, name=SimplePoolFile3.root, contextID=0
-MetaDataSvc         DEBUG handle() FirstInputFile for FID:????
-MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:????
+MetaDataSvc         DEBUG handle() FirstInputFile for FID:A811B014-0297-AD47-AF4C-B75EF418982D
+MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO                           SimplePoolFile3.root
 SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[1 , FF777FDA-721C-4756-BBF3-4CE28C2A3AF5]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:ExampleTrackContainer_p1 Typ:ExampleTrackContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[5 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[6 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[7 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[8 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[9 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[10 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[10 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 11 Entries in total.
 SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (8 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (9 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(MagicNumber) [202]  (a , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (10 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:FF777FDA-721C-4756-BBF3-4CE28C2A3AF5
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(RunNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(EventNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(MagicNumber) [202]  (a , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaDataHdr(DataHeader) [203]  (10 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 16 Entries in total.
 SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile3...  DEBUG --->Reading Param:FID=[A811B014-0297-AD47-AF4C-B75EF418982D]
 SimplePoolFile3...  DEBUG --->Reading Param:PFN=[SimplePoolFile3.root]
 SimplePoolFile3...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile3...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+ClassIDSvc           INFO getRegistryEntries: read 1725 CLIDRegistry entries for module ALL
+EventPersistenc...   INFO Added successfully Conversion service:AthenaPoolCnvSvc
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
+ClassIDSvc           INFO getRegistryEntries: read 8 CLIDRegistry entries for module ALL
 MetaDataSvc         DEBUG Registering all Tools in ToolHandleArray MetaDataTools
 MetaDataSvc         DEBUG Adding public ToolHandle tool ToolSvc.IOVDbMetaDataTool (IOVDbMetaDataTool)
+MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
+AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
+AthenaPoolAddre...  DEBUG Service base class initialized successfully
 AthenaPoolAddre...  DEBUG Cannot retrieve DataHeader from DetectorStore.
 EventInfoCnvAlg...   INFO Beam conditions service not available
 EventInfoCnvAlg...   INFO Will not fill beam spot information into xAOD::EventInfo
+ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
+ReadData            DEBUG input handles: 2
+ReadData            DEBUG output handles: 0
+ReadData            DEBUG Data Deps for ReadData
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
+ReWriteData         DEBUG Property update for OutputLevel : new value = 2
 ReWriteData          INFO in initialize()
+ReWriteData         DEBUG input handles: 1
+ReWriteData         DEBUG output handles: 1
+ReWriteData         DEBUG Data Deps for ReWriteData
   + INPUT IGNORED  ( 'ExampleHitContainer' , '' ) 
   + OUTPUT IGNORED  ( 'ExampleTrackContainer' , '' ) 
 WriteTag             INFO in initialize()
 MagicWriteTag        INFO in initialize()
+Stream1             DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1             DEBUG In initialize 
 Stream1             DEBUG Found IDecisionSvc.
 DecisionSvc          INFO Inserting stream: Stream1 with no Algs
@@ -124,16 +180,32 @@ Stream1             DEBUG End initialize
 Stream1             DEBUG In initialize
 Stream1             DEBUG Found StoreGateSvc store.
 Stream1             DEBUG Found MetaDataStore store.
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1.Stream1...   INFO Initializing Stream1.Stream1Tool
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.FileMet...  DEBUG Property update for OutputLevel : new value = 2
+TagInfoMgr           INFO   AlgTool: TagInfoMgr.IOVDbMetaDataTool
 Stream1.FileMet...  DEBUG Creating new xAOD::FileMetaData object to fill
+Stream1.Thinnin...  DEBUG Property update for OutputLevel : new value = 2
+Stream1              INFO Found HelperTools = PrivateToolHandleArray(['MakeEventStreamInfo/Stream1_MakeEventStreamInfo','xAODMaker::EventFormatStreamHelperTool/Stream1_MakeEventFormat','xAODMaker::FileMetaDataCreatorTool/FileMetaDataCreatorTool','Athena::ThinningCacheTool/ThinningCacheTool_Stream1'])
 Stream1              INFO Data output: SimplePoolFile4.root
-Stream1              INFO ../O reinitialization...
+Stream1              INFO I/O reinitialization...
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+ClassIDSvc           INFO getRegistryEntries: read 755 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 6 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 68 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 6 CLIDRegistry entries for module ALL
 Stream1             DEBUG End initialize
+Stream1             DEBUG input handles: 0
+Stream1             DEBUG output handles: 2
 Stream1             DEBUG Registering all Tools in ToolHandleArray HelperTools
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventStreamInfo (MakeEventStreamInfo)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventFormat (xAODMaker::EventFormatStreamHelperTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.FileMetaDataCreatorTool (xAODMaker::FileMetaDataCreatorTool)
+Stream1             DEBUG Adding private ToolHandle tool Stream1.ThinningCacheTool_Stream1 (Athena::ThinningCacheTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1Tool (AthenaOutputStreamTool)
+Stream1             DEBUG Data Deps for Stream1
   + INPUT   ( 'AthenaAttributeList' , 'StoreGateSvc+MagicTag' ) 
   + OUTPUT  ( 'DataHeader' , 'StoreGateSvc+Stream1' ) 
   + OUTPUT  ( 'SG::CompressionInfo' , 'StoreGateSvc+CompressionInfo_Stream1' ) 
@@ -154,15 +226,15 @@ MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
@@ -170,18 +242,21 @@ POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+AlgResourcePool      INFO TopAlg list empty. Recovering the one of Application Manager
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
+AthenaPoolConve...   INFO massageEventInfo: unable to get OverrideRunNumberFromInput property from EventSelector 
 AthenaEventLoopMgr   INFO   ===>>>  start of run 1    <<<===
 IOVDbSvc             INFO Only 5 POOL conditions files will be open at once
 IOVDbSvc             INFO Initialised with 1 connections and 0 folders
 IOVDbSvc             INFO Service IOVDbSvc initialised successfully
+IOVDbSvc             INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 0 events processed so far  <<<===
 ReadData            DEBUG in execute()
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
@@ -190,12 +265,12 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(ExampleTrackContainer_p1/MyTracks)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleTrackContainer_p1/MyTracks)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleTrackContainer_p1_MyTracks'
@@ -209,6 +284,7 @@ WriteTag             INFO EventInfo event: 0  run: 1
 WriteTag             INFO registered all data
 MagicWriteTag        INFO EventInfo event: 0  run: 1
 MagicWriteTag        INFO registered all data
+ClassIDSvc           INFO getRegistryEntries: read 253 CLIDRegistry entries for module ALL
 Stream1             DEBUG addItemObjects(2101,"*") called
 Stream1             DEBUG            Key:*
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -224,10 +300,15 @@ Stream1             DEBUG  Added object 9103,"MyTracks"
 Stream1             DEBUG  Collected objects:
 Stream1             DEBUG  Object/count: EventInfo_McEventInfo, 1
 Stream1             DEBUG  Object/count: ExampleTrackContainer_MyTracks, 1
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     UPDATE    [ROOT_All] 
 AthenaPoolCnvSvc    DEBUG setAttribute TREE_MAX_SIZE to 1099511627776L
 AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_SPLITLEVEL to 0
 AthenaPoolCnvSvc    DEBUG setAttribute STREAM_MEMBER_WISE to 1
 AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_BUFFERSIZE to 32000
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile4.root returned FID: '298DE14D-49CF-674A-9171-CEBBD9BEC6F8' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   CREATE    [ROOT_All] 298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO                           SimplePoolFile4.root
 SimplePoolFile4...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
@@ -242,49 +323,49 @@ SimplePoolFile4...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Param
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/##Params [200]  (2 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
 ##Params            DEBUG No objects passing selection criteria... Container has 0 Entries in total.
 AthenaPoolCnvSvc    DEBUG setAttribute CONTAINER_SPLITLEVEL to 0 for db: SimplePoolFile4.root and cont: TTree=POOLContainerForm(DataHeaderForm)
 Stream1             DEBUG connectOutput done for SimplePoolFile4.root
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[0 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile4...  DEBUG --->Adding Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:EventInfo_p4
 SimplePoolFile4...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(ExampleTrackContainer_p1/MyTracks)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(ExampleTrackContainer_p1/MyTracks)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleTrackContainer_p1_MyTracks'
 CollectionTree(...  DEBUG Opened container CollectionTree(ExampleTrackContainer_p1/MyTracks) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[1 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:FF777FDA-721C-4756-BBF3-4CE28C2A3AF5
+SimplePoolFile4...  DEBUG --->Adding Shape[1 , FF777FDA-721C-4756-BBF3-4CE28C2A3AF5]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:ExampleTrackContainer_p1
 SimplePoolFile4...  DEBUG ---->[0]:ExampleTrackContainer_p1 Typ:ExampleTrackContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainer(DataHeader)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[2 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile4...  DEBUG --->Adding Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:DataHeader_p6
 SimplePoolFile4...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[3 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile4...  DEBUG --->Adding Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:DataHeaderForm_p6
 SimplePoolFile4...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(Token)
@@ -292,9 +373,9 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'Token'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(Token) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[4 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile4...  DEBUG --->Adding Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:Token
 SimplePoolFile4...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
 SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(RunNumber)
@@ -302,9 +383,9 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'RunNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(RunNumber) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/POOLCollectionTree(RunNumber) [202]  (8 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[5 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLCollectionTree(RunNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile4...  DEBUG --->Adding Shape[5 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:unsigned int
 SimplePoolFile4...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
 SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventNumber)
@@ -312,15 +393,15 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventNumber) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventNumber) [202]  (9 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLCollectionTree(EventNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(MagicNumber)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'MagicNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(MagicNumber) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/POOLCollectionTree(MagicNumber) [202]  (a , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLCollectionTree(MagicNumber) [202]  (a , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 MetaDataSvc         DEBUG MetaDataSvc will handle EventStreamInfo ClassID: 167728019
 MetaDataSvc         DEBUG MetaDataSvc will handle xAOD::EventFormat_v1 ClassID: 243004407
 Stream1.FileMet...  DEBUG beam energy "" tag could not be converted to float
@@ -332,9 +413,9 @@ Stream1.FileMet...  DEBUG set xAOD::FileMetaData::dataType to Stream1
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 1 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -344,7 +425,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 1 run: 1
@@ -377,9 +458,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 2 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -389,7 +470,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 2 run: 1
@@ -422,9 +503,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 3 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -434,7 +515,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 3 run: 1
@@ -467,9 +548,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 4 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -479,7 +560,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 4 run: 1
@@ -512,9 +593,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 5 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -524,7 +605,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 5 run: 1
@@ -557,9 +638,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 6 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -569,7 +650,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 6 run: 1
@@ -602,9 +683,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 7 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -614,7 +695,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 7 run: 1
@@ -647,9 +728,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 8 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -659,7 +740,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 8 run: 1
@@ -692,9 +773,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 9 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -704,7 +785,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 9 run: 1
@@ -737,9 +818,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 10 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -749,7 +830,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
@@ -782,9 +863,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 11 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -794,7 +875,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
@@ -827,9 +908,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 12 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -839,7 +920,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
@@ -872,9 +953,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 13 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -884,7 +965,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
@@ -917,9 +998,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 14 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -929,7 +1010,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
@@ -962,9 +1043,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 15 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -974,7 +1055,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
@@ -1007,9 +1088,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 16 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1019,7 +1100,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
@@ -1052,9 +1133,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 17 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1064,7 +1145,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
@@ -1097,9 +1178,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 18 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1109,7 +1190,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
@@ -1142,9 +1223,9 @@ Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 19 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1154,7 +1235,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
@@ -1185,10 +1266,13 @@ Stream1             DEBUG  Object/count: EventInfo_McEventInfo, 20
 Stream1             DEBUG  Object/count: ExampleTrackContainer_MyTracks, 20
 Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 20 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile3.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:A811B014-0297-AD47-AF4C-B75EF418982D
+MetaDataSvc         DEBUG retireMetadataSource: FID:A811B014-0297-AD47-AF4C-B75EF418982D
+EventSelector        INFO Disconnecting input sourceID: A811B014-0297-AD47-AF4C-B75EF418982D
+StorageSvc          DEBUG Disconnect request for database: FID=A811B014-0297-AD47-AF4C-B75EF418982D PFN=SimplePoolFile3.root
+StorageSvc          DEBUG Closing database: FID=A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 AthenaEventLoopMgr   INFO No more events in event selection 
 Stream1             DEBUG AthenaOutputStream Stream1 ::stop()
 MetaDataSvc         DEBUG MetaDataSvc::stop()
@@ -1197,6 +1281,7 @@ MetaDataSvc         DEBUG MetaDataSvc will handle xAOD::FileMetaData_v1 ClassID:
 MetaDataSvc         DEBUG MetaDataSvc will handle xAOD::FileMetaDataAuxInfo_v1 ClassID: 73252552
 MetaDataSvc         DEBUG  calling metaDataStop for ToolSvc.IOVDbMetaDataTool
 MetaDataSvc         DEBUG Locking metadata tools
+Stream1             DEBUG metadataItemList: [EventStreamInfo#Stream1, IOVMetaDataContainer#*, xAOD::EventFormat#EventFormatStream1, xAOD::FileMetaData#FileMetaData, xAOD::FileMetaDataAuxInfo#FileMetaDataAux.]
 Stream1             DEBUG addItemObjects(73252552,"FileMetaDataAux.") called
 Stream1             DEBUG            Key:FileMetaDataAux.
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -1229,91 +1314,94 @@ MetaDataSvc         DEBUG Not translating metadata item ID #1316383046
 Stream1             DEBUG  Added object 1316383046,"/TagInfo"
 Stream1             DEBUG connectOutput done for SimplePoolFile4.root
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [????]
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
+StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[6 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile4...  DEBUG --->Adding Shape[6 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:xAOD::FileMetaDataAuxInfo_v1
 SimplePoolFile4...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO EventStreamInfo_p3 [????]
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+StorageSvc           INFO EventStreamInfo_p3 [11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
 MetaData(EventS...  DEBUG Opened container MetaData(EventStreamInfo_p3/Stream1) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[7 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile4...  DEBUG --->Adding Shape[7 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:EventStreamInfo_p3
 SimplePoolFile4...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaData_v1 [????]
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaData_v1/FileMetaData)
+StorageSvc           INFO xAOD::FileMetaData_v1 [C87E3828-4A7A-480A-95DE-0339539F6A0F]
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaData_v1/FileMetaData)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaData_v1_FileMetaData'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaData_v1/FileMetaData) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[8 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile4...  DEBUG --->Adding Shape[8 , C87E3828-4A7A-480A-95DE-0339539F6A0F]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:xAOD::FileMetaData_v1
 SimplePoolFile4...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::EventFormat_v1 [????]
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::EventFormat_v1/EventFormatStream1)
+StorageSvc           INFO xAOD::EventFormat_v1 [0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::EventFormat_v1/EventFormatStream1)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::EventFormat_v1_EventFormatStream1'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::EventFormat_v1/EventFormatStream1) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[9 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile4...  DEBUG --->Adding Shape[9 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:xAOD::EventFormat_v1
 SimplePoolFile4...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO IOVMetaDataContainer_p1 [????]
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+StorageSvc           INFO IOVMetaDataContainer_p1 [6C2DE6DF-6D52-43F6-B435-9F29812F40C0]
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[10 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile4...  DEBUG --->Adding Shape[10 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:IOVMetaDataContainer_p1
 SimplePoolFile4...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/MetaDataHdr(DataHeader) [203]  (10 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaDataHdr(DataHeader) [203]  (10 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 MetaData(xAOD::...  DEBUG  SG::IAuxStoreIO* detected in xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.
 MetaData(xAOD::...  DEBUG        Attributes= 1
 MetaData(xAOD::...  DEBUG    Creating branch for new dynamic attribute, Id=52: type=float, mcProcID
 MetaData(xAOD::...  DEBUG createBasicAuxBranch: xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAuxDyn.mcProcID, leaf:mcProcID/F
+ClassIDSvc           INFO getRegistryEntries: read 18 CLIDRegistry entries for module ALL
 Stream1              INFO Metadata records written: 21
 MetaDataSvc         DEBUG Unlocking metadata tools
 Stream1             DEBUG Leaving incident handler for MetaDataStop
 PoolSvc             DEBUG Disconnect request for contextId=0
 PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=1
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile4.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=298DE14D-49CF-674A-9171-CEBBD9BEC6F8 PFN=SimplePoolFile4.root
+StorageSvc          DEBUG Closing database: FID=298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   CREATE    [ROOT_All] 298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     UPDATE    [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 ApplicationMgr       INFO Application Manager Stopped successfully
 ReadData             INFO in finalize()
@@ -1323,11 +1411,23 @@ MagicWriteTag        INFO in finalize()
 Stream1             DEBUG finalize: Optimize output
 PoolSvc             DEBUG Disconnect request for contextId=1
 Stream1             DEBUG finalize: end optimize output
+IOVDbSvc             INFO  bytes in ((      0.00 ))s
+IOVDbSvc             INFO Connection sqlite://;schema=cooldummy.db;dbname=OFLP200 : nConnect: 0 nFolders: 0 ReadTime: ((     0.00 ))s
+ReadData            DEBUG Calling destructor
+ReWriteData         DEBUG Calling destructor
+DecisionSvc          INFO Finalized successfully.
 AthDictLoaderSvc     INFO in finalize...
 ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+cObjR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 66
+cRep_ALL             INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 66
+commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 21
+cRepR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=  0.0676(+-   0.819)/       0/      10 [ms] #=148
+fRep_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.303(+-    1.71)/       0/      10 [ms] #= 66
+cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.469(+-    2.11)/       0/      10 [ms] #= 64
+ChronoStatSvc        INFO Time User   : Tot=  320 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Read.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Read.ref
index ff8fcec075e9..587d4151f4f3 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Read.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Read.ref
@@ -1,12 +1,45 @@
+Thu Oct 14 15:58:46 CDT 2021
+Preloading tcmalloc_minimal.so
+Athena               INFO including file "AthenaCommon/Preparation.py"
+Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
+Athena               INFO including file "AthenaCommon/Execution.py"
+Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_ReadJobOptions.py"
+Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO No duplicates have been found: that's good !
+Athena               INFO including file "AthenaCommon/runbatch.py"
+ApplicationMgr    SUCCESS 
+====================================================================================================================================
+                                                   Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
+                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 15:58:58 2021
+====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
+ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
+ClassIDSvc           INFO getRegistryEntries: read 861 CLIDRegistry entries for module ALL
+ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
+MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
 MetaDataSvc          INFO Initializing MetaDataSvc
+PoolSvc             DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Service base class initialized successfully
+PoolSvc              INFO Set connectionsvc retry/timeout/IDLE timeout to  'ConnectionRetrialPeriod':300/ 'ConnectionRetrialTimeOut':3600/ 'ConnectionTimeOut':5 seconds with connection cleanup disabled
+PoolSvc              INFO Frontier compression level set to 5
+DBReplicaSvc         INFO Frontier server at (serverurl=http://atlasfrontier-ai.cern.ch:8000/atlr)(serverurl=http://frontier-atlas.lcg.triumf.ca:3128/ATLAS_frontier)(serverurl=http://ccfrontier.in2p3.fr:23128/ccin2p3-AtlasFrontier)(proxyurl=http://atlasbpfrontier.cern.ch:3127)(proxyurl=http://atlasbpfrontier.fnal.gov:3127) will be considered for COOL data
+DBReplicaSvc         INFO Read replica configuration from /users/gemmeren/workarea/build/x86_64-centos7-gcc8-opt/share/dbreplica.config
+DBReplicaSvc         INFO Total of 1 servers found for host atlaslogin01.hep.anl.gov [ATLF ]
+PoolSvc              INFO Successfully setup replica sorting algorithm
 PoolSvc             DEBUG OutputLevel is 2
+PoolSvc              INFO Setting up APR FileCatalog and Streams
+PoolSvc              INFO POOL WriteCatalog is file:Catalog1.xml
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+MetaDataSvc          INFO Found MetaDataTools = PublicToolHandleArray(['IOVDbMetaDataTool'])
+EventSelector       DEBUG Property update for OutputLevel : new value = 2
 EventSelector       DEBUG Initializing EventSelector
+EventSelector       DEBUG Service base class initialized successfully
 EventSelector       DEBUG Events to skip: 9, 10
 IoComponentMgr       INFO IoComponent EventSelector has already had file EmptyPoolFile.root registered with i/o mode READ
 EventSelector       DEBUG reinitialization...
@@ -14,154 +47,174 @@ EventSelector        INFO EventSelection with query
 EventSelector       DEBUG Try item: "EmptyPoolFile.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:EmptyPoolFile.root, name=EmptyPoolFile.root, contextID=0
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer(DataHeader), contextID=0
+PersistencySvc:...  DEBUG lookupPFN: EmptyPoolFile.root returned FID: 'C7040C30-3363-7D42-B1B7-E3F3B1881030' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO                           EmptyPoolFile.root
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[0 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[1 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[2 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[3 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[4 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[5 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[6 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 7 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (8 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/##Params [200]  (2 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdr(DataHeader) [203]  (8 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 8 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Param:FID=[????]
+EmptyPoolFile.root  DEBUG --->Reading Param:FID=[C7040C30-3363-7D42-B1B7-E3F3B1881030]
 EmptyPoolFile.root  DEBUG --->Reading Param:PFN=[EmptyPoolFile.root]
 EmptyPoolFile.root  DEBUG --->Reading Param:POOL_VSN=[1.1]
 EmptyPoolFile.root  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
+PoolSvc              INFO Failed to find container POOLContainer(DataHeader) to create POOL collection.
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer_DataHeader, contextID=0
+PoolSvc              INFO Failed to find container POOLContainer_DataHeader to create POOL collection.
 EventSelector       DEBUG No events found in: EmptyPoolFile.root skipped!!!
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=EmptyPoolFile.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030 PFN=EmptyPoolFile.root
+StorageSvc          DEBUG Closing database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 EventSelector       DEBUG Try item: "SimplePoolFile1.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile1.root, name=SimplePoolFile1.root, contextID=0
-MetaDataSvc         DEBUG handle() FirstInputFile for FID:????
-MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:????
+MetaDataSvc         DEBUG handle() FirstInputFile for FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO                           SimplePoolFile1.root
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[1 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[5 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[6 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[7 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[8 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[9 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[10 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[10 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 11 Entries in total.
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (8 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (9 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(MagicNumber) [202]  (a , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (10 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(RunNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(MagicNumber) [202]  (a , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdr(DataHeader) [203]  (10 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 16 Entries in total.
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile1...  DEBUG --->Reading Param:FID=[F2313678-C96A-964F-89E8-08BAB39F2DA7]
 SimplePoolFile1...  DEBUG --->Reading Param:PFN=[SimplePoolFile1.root]
 SimplePoolFile1...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile1...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+ClassIDSvc           INFO getRegistryEntries: read 1725 CLIDRegistry entries for module ALL
+EventPersistenc...   INFO Added successfully Conversion service:AthenaPoolCnvSvc
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
+ClassIDSvc           INFO getRegistryEntries: read 8 CLIDRegistry entries for module ALL
 MetaDataSvc         DEBUG Registering all Tools in ToolHandleArray MetaDataTools
 MetaDataSvc         DEBUG Adding public ToolHandle tool ToolSvc.IOVDbMetaDataTool (IOVDbMetaDataTool)
+MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
+AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
+AthenaPoolAddre...  DEBUG Service base class initialized successfully
+ReadData            DEBUG input handles: 2
+ReadData            DEBUG output handles: 0
+ReadData            DEBUG Data Deps for ReadData
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 AthenaEventLoopMgr   INFO Setup EventSelector service EventSelector
@@ -169,65 +222,70 @@ ApplicationMgr       INFO Application Manager Initialized successfully
 EventSelector       DEBUG Try item: "EmptyPoolFile.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:EmptyPoolFile.root, name=EmptyPoolFile.root, contextID=0
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer(DataHeader), contextID=0
+PersistencySvc:...  DEBUG lookupPFN: EmptyPoolFile.root returned FID: 'C7040C30-3363-7D42-B1B7-E3F3B1881030' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO                           EmptyPoolFile.root
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[0 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[1 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[2 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[3 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[4 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[5 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[6 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 7 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (8 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/##Params [200]  (2 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdr(DataHeader) [203]  (8 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 8 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Param:FID=[????]
+EmptyPoolFile.root  DEBUG --->Reading Param:FID=[C7040C30-3363-7D42-B1B7-E3F3B1881030]
 EmptyPoolFile.root  DEBUG --->Reading Param:PFN=[EmptyPoolFile.root]
 EmptyPoolFile.root  DEBUG --->Reading Param:POOL_VSN=[1.1]
 EmptyPoolFile.root  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
+PoolSvc              INFO Failed to find container POOLContainer(DataHeader) to create POOL collection.
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer_DataHeader, contextID=0
+PoolSvc              INFO Failed to find container POOLContainer_DataHeader to create POOL collection.
 EventSelector       DEBUG No events found in: EmptyPoolFile.root skipped!!!
 MetaDataSvc         DEBUG handle() BeginInputFile for EmptyPoolFile.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name EmptyPoolFile.root
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
@@ -236,8 +294,9 @@ MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
 MetaDataSvc         DEBUG handle() EndInputFile for eventless EmptyPoolFile.root
 MetaDataSvc         DEBUG retireMetadataSource: eventless EmptyPoolFile.root
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=EmptyPoolFile.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030 PFN=EmptyPoolFile.root
+StorageSvc          DEBUG Closing database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
 EventSelector       DEBUG Try item: "SimplePoolFile1.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile1.root, name=SimplePoolFile1.root, contextID=0
 ApplicationMgr       INFO Application Manager Started successfully
@@ -250,6 +309,8 @@ RootDatabase.se...  DEBUG Request tree cache
 RootDatabase.se...  DEBUG File name SimplePoolFile1.root
 RootDatabase.se...  DEBUG Got tree CollectionTree read entry -1
 RootDatabase.se...  DEBUG Using Tree cache. Size: 100000 Nevents to learn with: 6
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [TREE_CACHE_LEARN_EVENTS]: 6
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [TREE_CACHE_SIZE]: 100000
 MetaDataSvc         DEBUG handle() BeginInputFile for SimplePoolFile1.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name SimplePoolFile1.root
 MetaDataSvc         DEBUG Loaded input meta data store proxies
@@ -266,15 +327,15 @@ EventSelector        INFO skipping event 9
 EventSelector        INFO skipping event 10
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
@@ -282,15 +343,17 @@ POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+AlgResourcePool      INFO TopAlg list empty. Recovering the one of Application Manager
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
+AthenaPoolConve...   INFO massageEventInfo: unable to get OverrideRunNumberFromInput property from EventSelector 
 AthenaEventLoopMgr   INFO   ===>>>  start of run 1    <<<===
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #10, run #1 0 events processed so far  <<<===
 ReadData            DEBUG in execute()
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
@@ -299,13 +362,13 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(ExampleHitContainer_p1/MyHits)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleHitContainer_p1/MyHits)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleHitContainer_p1_MyHits'
@@ -320,12 +383,15 @@ ReadData             INFO Hit x = 1020.49 y = 63.5816 z = -951.864 detector = Du
 ReadData             INFO Hit x = 1023.7 y = 57.9027 z = -953.684 detector = DummyHitDetector
 ReadData             INFO Hit x = 1026.91 y = 52.2238 z = -955.073 detector = DummyHitDetector
 ReadData             INFO Hit x = 1030.12 y = 46.5449 z = -956.169 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 1 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+ClassIDSvc           INFO getRegistryEntries: read 13 CLIDRegistry entries for module ALL
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -335,7 +401,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
@@ -351,12 +417,14 @@ ReadData             INFO Hit x = 1120.49 y = 63.5816 z = -1051.86 detector = Du
 ReadData             INFO Hit x = 1123.7 y = 57.9027 z = -1053.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1126.91 y = 52.2238 z = -1055.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1130.12 y = 46.5449 z = -1056.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 2 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -366,7 +434,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
@@ -382,12 +450,14 @@ ReadData             INFO Hit x = 1220.49 y = 63.5816 z = -1151.86 detector = Du
 ReadData             INFO Hit x = 1223.7 y = 57.9027 z = -1153.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1226.91 y = 52.2238 z = -1155.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1230.12 y = 46.5449 z = -1156.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 3 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -397,7 +467,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
@@ -413,12 +483,14 @@ ReadData             INFO Hit x = 1320.49 y = 63.5816 z = -1251.86 detector = Du
 ReadData             INFO Hit x = 1323.7 y = 57.9027 z = -1253.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1326.91 y = 52.2238 z = -1255.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1330.12 y = 46.5449 z = -1256.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 4 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -428,7 +500,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
@@ -444,12 +516,14 @@ ReadData             INFO Hit x = 1420.49 y = 63.5816 z = -1351.86 detector = Du
 ReadData             INFO Hit x = 1423.7 y = 57.9027 z = -1353.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1426.91 y = 52.2238 z = -1355.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1430.12 y = 46.5449 z = -1356.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 5 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -459,7 +533,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
@@ -475,12 +549,14 @@ ReadData             INFO Hit x = 1520.49 y = 63.5816 z = -1451.86 detector = Du
 ReadData             INFO Hit x = 1523.7 y = 57.9027 z = -1453.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1526.91 y = 52.2238 z = -1455.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1530.12 y = 46.5449 z = -1456.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 6 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -490,7 +566,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
@@ -506,12 +582,14 @@ ReadData             INFO Hit x = 1620.49 y = 63.5816 z = -1551.86 detector = Du
 ReadData             INFO Hit x = 1623.7 y = 57.9027 z = -1553.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1626.91 y = 52.2238 z = -1555.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1630.12 y = 46.5449 z = -1556.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 7 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -521,7 +599,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
@@ -537,12 +615,14 @@ ReadData             INFO Hit x = 1720.49 y = 63.5816 z = -1651.86 detector = Du
 ReadData             INFO Hit x = 1723.7 y = 57.9027 z = -1653.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1726.91 y = 52.2238 z = -1655.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1730.12 y = 46.5449 z = -1656.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 8 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -552,7 +632,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
@@ -568,12 +648,14 @@ ReadData             INFO Hit x = 1820.49 y = 63.5816 z = -1751.86 detector = Du
 ReadData             INFO Hit x = 1823.7 y = 57.9027 z = -1753.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1826.91 y = 52.2238 z = -1755.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1830.12 y = 46.5449 z = -1756.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 9 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -583,7 +665,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
@@ -599,150 +681,169 @@ ReadData             INFO Hit x = 1920.49 y = 63.5816 z = -1851.86 detector = Du
 ReadData             INFO Hit x = 1923.7 y = 57.9027 z = -1853.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1926.91 y = 52.2238 z = -1855.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1930.12 y = 46.5449 z = -1856.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 10 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile1.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+MetaDataSvc         DEBUG retireMetadataSource: FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+EventSelector        INFO Disconnecting input sourceID: F2313678-C96A-964F-89E8-08BAB39F2DA7
+StorageSvc          DEBUG Disconnect request for database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7 PFN=SimplePoolFile1.root
+StorageSvc          DEBUG Closing database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 EventSelector       DEBUG Try item: "EmptyPoolFile.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:EmptyPoolFile.root, name=EmptyPoolFile.root, contextID=0
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer(DataHeader), contextID=0
+PersistencySvc:...  DEBUG lookupPFN: EmptyPoolFile.root returned FID: 'C7040C30-3363-7D42-B1B7-E3F3B1881030' tech=ROOT_All
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO                           EmptyPoolFile.root
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[0 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[1 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[2 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[3 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[4 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[5 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[6 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 7 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (8 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/##Params [200]  (2 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdr(DataHeader) [203]  (8 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 8 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Param:FID=[????]
+EmptyPoolFile.root  DEBUG --->Reading Param:FID=[C7040C30-3363-7D42-B1B7-E3F3B1881030]
 EmptyPoolFile.root  DEBUG --->Reading Param:PFN=[EmptyPoolFile.root]
 EmptyPoolFile.root  DEBUG --->Reading Param:POOL_VSN=[1.1]
 EmptyPoolFile.root  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
+PoolSvc              INFO Failed to find container POOLContainer(DataHeader) to create POOL collection.
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer_DataHeader, contextID=0
+PoolSvc              INFO Failed to find container POOLContainer_DataHeader to create POOL collection.
 EventSelector       DEBUG No events found in: EmptyPoolFile.root skipped!!!
 MetaDataSvc         DEBUG handle() BeginInputFile for EmptyPoolFile.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name EmptyPoolFile.root
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
 MetaDataSvc         DEBUG handle() EndInputFile for eventless EmptyPoolFile.root
 MetaDataSvc         DEBUG retireMetadataSource: eventless EmptyPoolFile.root
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=EmptyPoolFile.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030 PFN=EmptyPoolFile.root
+StorageSvc          DEBUG Closing database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 EventSelector       DEBUG Try item: "SimplePoolFile2.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile2.root, name=SimplePoolFile2.root, contextID=0
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile2.root returned FID: '73F77177-D136-9344-B64D-29693F68D6C2' tech=ROOT_All
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] 73F77177-D136-9344-B64D-29693F68D6C2
+Domain[ROOT_All]     INFO                           SimplePoolFile2.root
 SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[1 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[2 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[3 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[4 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[5 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[6 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[7 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[8 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[9 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 10 Entries in total.
 SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (4 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (6 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (7 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (8 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLCollectionTree(MagicNumber) [202]  (9 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (a , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream2) [203]  (b , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (c , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream2) [203]  (d , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (e , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (f , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (10 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLContainer(DataHeader) [203]  (4 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(Token) [202]  (6 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(RunNumber) [202]  (7 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(EventNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(MagicNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (a , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(EventStreamInfo_p3/Stream2) [203]  (b , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (c , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(xAOD::EventFormat_v1/EventFormatStream2) [203]  (d , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (e , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaDataHdr(DataHeader) [203]  (f , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaDataHdrForm(DataHeaderForm) [203]  (10 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 15 Entries in total.
 SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile2...  DEBUG --->Reading Param:FID=[73F77177-D136-9344-B64D-29693F68D6C2]
 SimplePoolFile2...  DEBUG --->Reading Param:PFN=[SimplePoolFile2.root]
 SimplePoolFile2...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile2...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
@@ -756,50 +857,52 @@ RootDatabase.se...  DEBUG Request tree cache
 RootDatabase.se...  DEBUG File name SimplePoolFile2.root
 RootDatabase.se...  DEBUG Got tree CollectionTree read entry -1
 RootDatabase.se...  DEBUG Using Tree cache. Size: 100000 Nevents to learn with: 6
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [TREE_CACHE_LEARN_EVENTS]: 6
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [TREE_CACHE_SIZE]: 100000
 MetaDataSvc         DEBUG handle() BeginInputFile for SimplePoolFile2.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name SimplePoolFile2.root
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000000].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000000].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000000]
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000000].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000000].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000000]
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 10 events processed so far  <<<===
 ReadData            DEBUG in execute()
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream2)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream2)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream2'
@@ -807,19 +910,21 @@ MetaData(EventS...  DEBUG Opened container MetaData(EventStreamInfo_p3/Stream2)
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 11 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000001].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000001].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000001]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000001].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000001].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000001]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #1, run #1 11 events processed so far  <<<===
@@ -827,19 +932,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 12 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000002].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000002].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000002]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000002].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000002].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000002]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #2, run #1 12 events processed so far  <<<===
@@ -847,19 +954,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 13 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000003].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000003].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000003]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000003].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000003].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000003]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #3, run #1 13 events processed so far  <<<===
@@ -867,19 +976,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 14 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000004].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000004].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000004]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000004].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000004].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000004]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #4, run #1 14 events processed so far  <<<===
@@ -887,19 +998,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 15 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000005].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000005].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000005]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000005].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000005].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000005]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #5, run #1 15 events processed so far  <<<===
@@ -907,19 +1020,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 16 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000006].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000006].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000006]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000006].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000006].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000006]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #6, run #1 16 events processed so far  <<<===
@@ -927,19 +1042,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 17 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000007].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000007].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000007]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000007].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000007].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000007]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #7, run #1 17 events processed so far  <<<===
@@ -947,19 +1064,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 18 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000008].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000008].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000008]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000008].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000008].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000008]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #8, run #1 18 events processed so far  <<<===
@@ -967,19 +1086,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 19 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000009].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000009].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000009]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000009].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000009].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000009]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #9, run #1 19 events processed so far  <<<===
@@ -987,19 +1108,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 20 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000A]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000A]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #10, run #1 20 events processed so far  <<<===
@@ -1007,19 +1130,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 21 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000B].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #11, run #1 21 events processed so far  <<<===
@@ -1027,19 +1152,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 22 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #12, run #1 22 events processed so far  <<<===
@@ -1047,19 +1174,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 23 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #13, run #1 23 events processed so far  <<<===
@@ -1067,19 +1196,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 24 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #14, run #1 24 events processed so far  <<<===
@@ -1087,19 +1218,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 25 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #15, run #1 25 events processed so far  <<<===
@@ -1107,19 +1240,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 26 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #16, run #1 26 events processed so far  <<<===
@@ -1127,19 +1262,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 27 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #17, run #1 27 events processed so far  <<<===
@@ -1147,19 +1284,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 28 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #18, run #1 28 events processed so far  <<<===
@@ -1167,19 +1306,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 29 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #19, run #1 29 events processed so far  <<<===
@@ -1187,89 +1328,99 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 30 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile2.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:73F77177-D136-9344-B64D-29693F68D6C2
+MetaDataSvc         DEBUG retireMetadataSource: FID:73F77177-D136-9344-B64D-29693F68D6C2
+EventSelector        INFO Disconnecting input sourceID: 73F77177-D136-9344-B64D-29693F68D6C2
+StorageSvc          DEBUG Disconnect request for database: FID=73F77177-D136-9344-B64D-29693F68D6C2 PFN=SimplePoolFile2.root
+StorageSvc          DEBUG Closing database: FID=73F77177-D136-9344-B64D-29693F68D6C2
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] 73F77177-D136-9344-B64D-29693F68D6C2
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 EventSelector       DEBUG Try item: "SimplePoolFile3.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile3.root, name=SimplePoolFile3.root, contextID=0
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile3.root returned FID: 'A811B014-0297-AD47-AF4C-B75EF418982D' tech=ROOT_All
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO                           SimplePoolFile3.root
 SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[1 , FF777FDA-721C-4756-BBF3-4CE28C2A3AF5]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:ExampleTrackContainer_p1 Typ:ExampleTrackContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[5 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[6 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[7 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[8 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[9 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[10 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[10 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 11 Entries in total.
 SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (8 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (9 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(MagicNumber) [202]  (a , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (10 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:FF777FDA-721C-4756-BBF3-4CE28C2A3AF5
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(RunNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(EventNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(MagicNumber) [202]  (a , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaDataHdr(DataHeader) [203]  (10 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 16 Entries in total.
 SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile3...  DEBUG --->Reading Param:FID=[A811B014-0297-AD47-AF4C-B75EF418982D]
 SimplePoolFile3...  DEBUG --->Reading Param:PFN=[SimplePoolFile3.root]
 SimplePoolFile3...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile3...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
@@ -1283,36 +1434,38 @@ RootDatabase.se...  DEBUG Request tree cache
 RootDatabase.se...  DEBUG File name SimplePoolFile3.root
 RootDatabase.se...  DEBUG Got tree CollectionTree read entry -1
 RootDatabase.se...  DEBUG Using Tree cache. Size: 100000 Nevents to learn with: 6
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [TREE_CACHE_LEARN_EVENTS]: 6
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [TREE_CACHE_SIZE]: 100000
 MetaDataSvc         DEBUG handle() BeginInputFile for SimplePoolFile3.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name SimplePoolFile3.root
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
@@ -1320,14 +1473,14 @@ POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 30 events processed so far  <<<===
 ReadData            DEBUG in execute()
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
@@ -1336,12 +1489,12 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(ExampleTrackContainer_p1/MyTracks)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleTrackContainer_p1/MyTracks)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleTrackContainer_p1_MyTracks'
@@ -1350,12 +1503,14 @@ ReadData             INFO Track pt = 74.8928 eta = 3.1676 phi = 2.6161 detector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 31 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1365,7 +1520,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 1 run: 1
@@ -1374,12 +1529,14 @@ ReadData             INFO Track pt = 137.584 eta = -39.525 phi = 17.2679 detecto
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 32 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1389,7 +1546,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 2 run: 1
@@ -1398,12 +1555,14 @@ ReadData             INFO Track pt = 228.154 eta = -6.2704 phi = 31.9197 detecto
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 33 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1413,7 +1572,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 3 run: 1
@@ -1422,12 +1581,14 @@ ReadData             INFO Track pt = 324.306 eta = -15.8941 phi = 46.5715 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 34 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1437,7 +1598,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 4 run: 1
@@ -1446,12 +1607,14 @@ ReadData             INFO Track pt = 422.255 eta = -13.279 phi = 61.2233 detecto
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 35 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1461,7 +1624,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 5 run: 1
@@ -1470,12 +1633,14 @@ ReadData             INFO Track pt = 520.987 eta = -12.3511 phi = 75.8751 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 36 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1485,7 +1650,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 6 run: 1
@@ -1494,12 +1659,14 @@ ReadData             INFO Track pt = 620.127 eta = -11.8468 phi = 90.5269 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 37 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1509,7 +1676,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 7 run: 1
@@ -1518,12 +1685,14 @@ ReadData             INFO Track pt = 719.507 eta = -11.5247 phi = 105.179 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 38 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1533,7 +1702,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 8 run: 1
@@ -1542,12 +1711,14 @@ ReadData             INFO Track pt = 819.038 eta = -11.2998 phi = 119.831 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 39 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1557,7 +1728,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 9 run: 1
@@ -1566,12 +1737,14 @@ ReadData             INFO Track pt = 918.671 eta = -11.1334 phi = 134.482 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 40 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1581,7 +1754,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
@@ -1590,12 +1763,14 @@ ReadData             INFO Track pt = 1018.38 eta = -11.0052 phi = 149.134 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 41 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1605,7 +1780,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
@@ -1614,12 +1789,14 @@ ReadData             INFO Track pt = 1118.13 eta = -10.9031 phi = 163.786 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 42 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1629,7 +1806,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
@@ -1638,12 +1815,14 @@ ReadData             INFO Track pt = 1217.93 eta = -10.82 phi = 178.438 detector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 43 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1653,7 +1832,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
@@ -1662,12 +1841,14 @@ ReadData             INFO Track pt = 1317.76 eta = -10.751 phi = 193.09 detector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 44 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1677,7 +1858,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
@@ -1686,12 +1867,14 @@ ReadData             INFO Track pt = 1417.61 eta = -10.6927 phi = 207.741 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 45 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1701,7 +1884,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
@@ -1710,12 +1893,14 @@ ReadData             INFO Track pt = 1517.49 eta = -10.6429 phi = 222.393 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 46 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1725,7 +1910,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
@@ -1734,12 +1919,14 @@ ReadData             INFO Track pt = 1617.37 eta = -10.5997 phi = 237.045 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 47 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1749,7 +1936,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
@@ -1758,12 +1945,14 @@ ReadData             INFO Track pt = 1717.27 eta = -10.562 phi = 251.697 detecto
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 48 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1773,7 +1962,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
@@ -1782,12 +1971,14 @@ ReadData             INFO Track pt = 1817.19 eta = -10.5288 phi = 266.349 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 49 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1797,7 +1988,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
@@ -1806,11 +1997,16 @@ ReadData             INFO Track pt = 1917.11 eta = -10.4993 phi = 281 detector =
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 50 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile3.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:A811B014-0297-AD47-AF4C-B75EF418982D
+MetaDataSvc         DEBUG retireMetadataSource: FID:A811B014-0297-AD47-AF4C-B75EF418982D
+EventSelector        INFO Disconnecting input sourceID: A811B014-0297-AD47-AF4C-B75EF418982D
+StorageSvc          DEBUG Disconnect request for database: FID=A811B014-0297-AD47-AF4C-B75EF418982D PFN=SimplePoolFile3.root
+StorageSvc          DEBUG Closing database: FID=A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 AthenaEventLoopMgr   INFO No more events in event selection 
 MetaDataSvc         DEBUG MetaDataSvc::stop()
 PoolSvc             DEBUG Disconnect request for contextId=0
@@ -1818,11 +2014,15 @@ PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=1
 ApplicationMgr       INFO Application Manager Stopped successfully
 ReadData             INFO in finalize()
+ReadData            DEBUG Calling destructor
 AthDictLoaderSvc     INFO in finalize...
 ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+cObjR_ALL            INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.132(+-    1.14)/       0/      10 [ms] #=151
+cObj_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.278(+-    1.64)/       0/      10 [ms] #=144
+ChronoStatSvc        INFO Time User   : Tot=  290 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadAgain.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadAgain.ref
index aaa18512a878..cbb1ab171b7a 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadAgain.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadAgain.ref
@@ -1,12 +1,45 @@
+Thu Oct 14 15:59:51 CDT 2021
+Preloading tcmalloc_minimal.so
+Athena               INFO including file "AthenaCommon/Preparation.py"
+Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
+Athena               INFO including file "AthenaCommon/Execution.py"
+Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_ReadAgainJobOptions.py"
+Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO No duplicates have been found: that's good !
+Athena               INFO including file "AthenaCommon/runbatch.py"
+ApplicationMgr    SUCCESS 
+====================================================================================================================================
+                                                   Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
+                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:00:03 2021
+====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
+ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
+ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
 EventInfoCnvAlg      INFO Initializing EventInfoCnvAlg
+MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
 MetaDataSvc          INFO Initializing MetaDataSvc
+PoolSvc             DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Service base class initialized successfully
+PoolSvc              INFO Set connectionsvc retry/timeout/IDLE timeout to  'ConnectionRetrialPeriod':300/ 'ConnectionRetrialTimeOut':3600/ 'ConnectionTimeOut':5 seconds with connection cleanup disabled
+PoolSvc              INFO Frontier compression level set to 5
+DBReplicaSvc         INFO Frontier server at (serverurl=http://atlasfrontier-ai.cern.ch:8000/atlr)(serverurl=http://frontier-atlas.lcg.triumf.ca:3128/ATLAS_frontier)(serverurl=http://ccfrontier.in2p3.fr:23128/ccin2p3-AtlasFrontier)(proxyurl=http://atlasbpfrontier.cern.ch:3127)(proxyurl=http://atlasbpfrontier.fnal.gov:3127) will be considered for COOL data
+DBReplicaSvc         INFO Read replica configuration from /users/gemmeren/workarea/build/x86_64-centos7-gcc8-opt/share/dbreplica.config
+DBReplicaSvc         INFO Total of 1 servers found for host atlaslogin01.hep.anl.gov [ATLF ]
+PoolSvc              INFO Successfully setup replica sorting algorithm
 PoolSvc             DEBUG OutputLevel is 2
+PoolSvc              INFO Setting up APR FileCatalog and Streams
+PoolSvc              INFO POOL WriteCatalog is file:Catalog1.xml
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+MetaDataSvc          INFO Found MetaDataTools = PublicToolHandleArray(['IOVDbMetaDataTool'])
+EventSelector       DEBUG Property update for OutputLevel : new value = 2
 EventSelector       DEBUG Initializing EventSelector
+EventSelector       DEBUG Service base class initialized successfully
 EventSelector       DEBUG Events to skip: 9, 10
 IoComponentMgr       INFO IoComponent EventSelector has already had file EmptyPoolFile.root registered with i/o mode READ
 EventSelector       DEBUG reinitialization...
@@ -14,182 +47,203 @@ EventSelector        INFO EventSelection with query
 EventSelector       DEBUG Try item: "EmptyPoolFile.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:EmptyPoolFile.root, name=EmptyPoolFile.root, contextID=0
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer(DataHeader), contextID=0
+PersistencySvc:...  DEBUG lookupPFN: EmptyPoolFile.root returned FID: 'C7040C30-3363-7D42-B1B7-E3F3B1881030' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO                           EmptyPoolFile.root
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[0 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[1 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[2 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[3 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[4 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[5 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[6 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 7 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (8 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/##Params [200]  (2 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdr(DataHeader) [203]  (8 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 8 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Param:FID=[????]
+EmptyPoolFile.root  DEBUG --->Reading Param:FID=[C7040C30-3363-7D42-B1B7-E3F3B1881030]
 EmptyPoolFile.root  DEBUG --->Reading Param:PFN=[EmptyPoolFile.root]
 EmptyPoolFile.root  DEBUG --->Reading Param:POOL_VSN=[1.1]
 EmptyPoolFile.root  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
+PoolSvc              INFO Failed to find container POOLContainer(DataHeader) to create POOL collection.
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer_DataHeader, contextID=0
+PoolSvc              INFO Failed to find container POOLContainer_DataHeader to create POOL collection.
 EventSelector       DEBUG No events found in: EmptyPoolFile.root skipped!!!
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=EmptyPoolFile.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030 PFN=EmptyPoolFile.root
+StorageSvc          DEBUG Closing database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 EventSelector       DEBUG Try item: "SimplePoolReplica1.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolReplica1.root, name=SimplePoolReplica1.root, contextID=0
-MetaDataSvc         DEBUG handle() FirstInputFile for FID:????
-MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:????
+MetaDataSvc         DEBUG handle() FirstInputFile for FID:095498FF-E805-B142-9948-BD2D4AC79975
+MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:095498FF-E805-B142-9948-BD2D4AC79975
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] 095498FF-E805-B142-9948-BD2D4AC79975
+Domain[ROOT_All]     INFO                           SimplePoolReplica1.root
 SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[1 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[5 , 13FF06C5-AB4B-6EDD-68AB-3E6350E95305]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:bool Typ:bool [9] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[6 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[7 , 388BE2E0-4452-7BB9-2563-DA3365C64623]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:unsigned long long Typ:unsigned long long [23] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[8 , 64DE6A54-6E0B-BCDF-8A08-6EF31347E768]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:float Typ:float [10] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[9 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[10 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[10 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[11 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[11 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[12 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[12 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolRepli...  DEBUG --->Reading Shape[13 , ????]: [1 Column(s)]
+SimplePoolRepli...  DEBUG --->Reading Shape[13 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolRepli...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 14 Entries in total.
 SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(McChannel) [202]  (b , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (c , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (d , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTime) [202]  (10 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(BunchId) [202]  (12 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventWeight) [202]  (13 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (19 , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
-SimplePoolRepli...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffff)
-SimplePoolRepli...  DEBUG ---->ClassID:????
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(McChannel) [202]  (b , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(RunNumber) [202]  (c , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(EventNumber) [202]  (d , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:388BE2E0-4452-7BB9-2563-DA3365C64623
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(EventTime) [202]  (10 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(BunchId) [202]  (12 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/POOLCollectionTree(EventWeight) [202]  (13 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:64DE6A54-6E0B-BCDF-8A08-6EF31347E768
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaDataHdr(DataHeader) [203]  (19 , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolRepli...  DEBUG --->Reading Assoc:095498FF-E805-B142-9948-BD2D4AC79975/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffffffffffff)
+SimplePoolRepli...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 25 Entries in total.
 SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolRepli...  DEBUG --->Reading Param:FID=[????]
+SimplePoolRepli...  DEBUG --->Reading Param:FID=[095498FF-E805-B142-9948-BD2D4AC79975]
 SimplePoolRepli...  DEBUG --->Reading Param:PFN=[SimplePoolReplica1.root]
 SimplePoolRepli...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolRepli...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+ClassIDSvc           INFO getRegistryEntries: read 1725 CLIDRegistry entries for module ALL
+EventPersistenc...   INFO Added successfully Conversion service:AthenaPoolCnvSvc
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
+ClassIDSvc           INFO getRegistryEntries: read 8 CLIDRegistry entries for module ALL
 MetaDataSvc         DEBUG Registering all Tools in ToolHandleArray MetaDataTools
 MetaDataSvc         DEBUG Adding public ToolHandle tool ToolSvc.IOVDbMetaDataTool (IOVDbMetaDataTool)
+MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
+AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
+AthenaPoolAddre...  DEBUG Service base class initialized successfully
 AthenaPoolAddre...  DEBUG Cannot retrieve DataHeader from DetectorStore.
 EventInfoCnvAlg...   INFO Beam conditions service not available
 EventInfoCnvAlg...   INFO Will not fill beam spot information into xAOD::EventInfo
+ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
+ReadData            DEBUG input handles: 2
+ReadData            DEBUG output handles: 0
+ReadData            DEBUG Data Deps for ReadData
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 AthenaEventLoopMgr   INFO Setup EventSelector service EventSelector
@@ -197,65 +251,70 @@ ApplicationMgr       INFO Application Manager Initialized successfully
 EventSelector       DEBUG Try item: "EmptyPoolFile.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:EmptyPoolFile.root, name=EmptyPoolFile.root, contextID=0
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer(DataHeader), contextID=0
+PersistencySvc:...  DEBUG lookupPFN: EmptyPoolFile.root returned FID: 'C7040C30-3363-7D42-B1B7-E3F3B1881030' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO                           EmptyPoolFile.root
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[0 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[1 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[2 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[3 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[4 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[5 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[6 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 7 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (8 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/##Params [200]  (2 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdr(DataHeader) [203]  (8 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 8 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Param:FID=[????]
+EmptyPoolFile.root  DEBUG --->Reading Param:FID=[C7040C30-3363-7D42-B1B7-E3F3B1881030]
 EmptyPoolFile.root  DEBUG --->Reading Param:PFN=[EmptyPoolFile.root]
 EmptyPoolFile.root  DEBUG --->Reading Param:POOL_VSN=[1.1]
 EmptyPoolFile.root  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
+PoolSvc              INFO Failed to find container POOLContainer(DataHeader) to create POOL collection.
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer_DataHeader, contextID=0
+PoolSvc              INFO Failed to find container POOLContainer_DataHeader to create POOL collection.
 EventSelector       DEBUG No events found in: EmptyPoolFile.root skipped!!!
 MetaDataSvc         DEBUG handle() BeginInputFile for EmptyPoolFile.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name EmptyPoolFile.root
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
@@ -264,8 +323,9 @@ MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
 MetaDataSvc         DEBUG handle() EndInputFile for eventless EmptyPoolFile.root
 MetaDataSvc         DEBUG retireMetadataSource: eventless EmptyPoolFile.root
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=EmptyPoolFile.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030 PFN=EmptyPoolFile.root
+StorageSvc          DEBUG Closing database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
 EventSelector       DEBUG Try item: "SimplePoolReplica1.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolReplica1.root, name=SimplePoolReplica1.root, contextID=0
 ApplicationMgr       INFO Application Manager Started successfully
@@ -278,6 +338,8 @@ RootDatabase.se...  DEBUG Request tree cache
 RootDatabase.se...  DEBUG File name SimplePoolReplica1.root
 RootDatabase.se...  DEBUG Got tree CollectionTree read entry -1
 RootDatabase.se...  DEBUG Using Tree cache. Size: 100000 Nevents to learn with: 6
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [TREE_CACHE_LEARN_EVENTS]: 6
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [TREE_CACHE_SIZE]: 100000
 MetaDataSvc         DEBUG handle() BeginInputFile for SimplePoolReplica1.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name SimplePoolReplica1.root
 MetaDataSvc         DEBUG Loaded input meta data store proxies
@@ -294,15 +356,15 @@ EventSelector        INFO skipping event 9
 EventSelector        INFO skipping event 10
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A]
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
@@ -310,15 +372,17 @@ POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
+AlgResourcePool      INFO TopAlg list empty. Recovering the one of Application Manager
 AthenaEventLoopMgr   INFO   ===>>>  start of run 1    <<<===
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #10, run #1 0 events processed so far  <<<===
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
+AthenaPoolConve...   INFO massageEventInfo: unable to get OverrideRunNumberFromInput property from EventSelector 
 ReadData            DEBUG in execute()
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
@@ -327,13 +391,13 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
-SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(ExampleHitContainer_p1/MyHits)
+SimplePoolRepli...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleHitContainer_p1/MyHits)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleHitContainer_p1_MyHits'
@@ -348,12 +412,15 @@ ReadData             INFO Hit x = 1020.49 y = 63.5816 z = -951.864 detector = Du
 ReadData             INFO Hit x = 1023.7 y = 57.9027 z = -953.684 detector = DummyHitDetector
 ReadData             INFO Hit x = 1026.91 y = 52.2238 z = -955.073 detector = DummyHitDetector
 ReadData             INFO Hit x = 1030.12 y = 46.5449 z = -956.169 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 1 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+ClassIDSvc           INFO getRegistryEntries: read 13 CLIDRegistry entries for module ALL
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -363,7 +430,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
@@ -379,12 +446,14 @@ ReadData             INFO Hit x = 1120.49 y = 63.5816 z = -1051.86 detector = Du
 ReadData             INFO Hit x = 1123.7 y = 57.9027 z = -1053.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1126.91 y = 52.2238 z = -1055.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1130.12 y = 46.5449 z = -1056.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 2 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -394,7 +463,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
@@ -410,12 +479,14 @@ ReadData             INFO Hit x = 1220.49 y = 63.5816 z = -1151.86 detector = Du
 ReadData             INFO Hit x = 1223.7 y = 57.9027 z = -1153.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1226.91 y = 52.2238 z = -1155.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1230.12 y = 46.5449 z = -1156.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 3 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -425,7 +496,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
@@ -441,12 +512,14 @@ ReadData             INFO Hit x = 1320.49 y = 63.5816 z = -1251.86 detector = Du
 ReadData             INFO Hit x = 1323.7 y = 57.9027 z = -1253.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1326.91 y = 52.2238 z = -1255.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1330.12 y = 46.5449 z = -1256.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 4 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -456,7 +529,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
@@ -472,12 +545,14 @@ ReadData             INFO Hit x = 1420.49 y = 63.5816 z = -1351.86 detector = Du
 ReadData             INFO Hit x = 1423.7 y = 57.9027 z = -1353.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1426.91 y = 52.2238 z = -1355.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1430.12 y = 46.5449 z = -1356.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 5 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -487,7 +562,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
@@ -503,12 +578,14 @@ ReadData             INFO Hit x = 1520.49 y = 63.5816 z = -1451.86 detector = Du
 ReadData             INFO Hit x = 1523.7 y = 57.9027 z = -1453.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1526.91 y = 52.2238 z = -1455.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1530.12 y = 46.5449 z = -1456.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 6 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -518,7 +595,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
@@ -534,12 +611,14 @@ ReadData             INFO Hit x = 1620.49 y = 63.5816 z = -1551.86 detector = Du
 ReadData             INFO Hit x = 1623.7 y = 57.9027 z = -1553.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1626.91 y = 52.2238 z = -1555.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1630.12 y = 46.5449 z = -1556.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 7 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -549,7 +628,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
@@ -565,12 +644,14 @@ ReadData             INFO Hit x = 1720.49 y = 63.5816 z = -1651.86 detector = Du
 ReadData             INFO Hit x = 1723.7 y = 57.9027 z = -1653.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1726.91 y = 52.2238 z = -1655.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1730.12 y = 46.5449 z = -1656.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 8 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -580,7 +661,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
@@ -596,12 +677,14 @@ ReadData             INFO Hit x = 1820.49 y = 63.5816 z = -1751.86 detector = Du
 ReadData             INFO Hit x = 1823.7 y = 57.9027 z = -1753.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1826.91 y = 52.2238 z = -1755.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1830.12 y = 46.5449 z = -1756.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 9 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -611,7 +694,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
@@ -627,150 +710,169 @@ ReadData             INFO Hit x = 1920.49 y = 63.5816 z = -1851.86 detector = Du
 ReadData             INFO Hit x = 1923.7 y = 57.9027 z = -1853.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1926.91 y = 52.2238 z = -1855.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1930.12 y = 46.5449 z = -1856.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 10 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolReplica1.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:095498FF-E805-B142-9948-BD2D4AC79975
+MetaDataSvc         DEBUG retireMetadataSource: FID:095498FF-E805-B142-9948-BD2D4AC79975
+EventSelector        INFO Disconnecting input sourceID: 095498FF-E805-B142-9948-BD2D4AC79975
+StorageSvc          DEBUG Disconnect request for database: FID=095498FF-E805-B142-9948-BD2D4AC79975 PFN=SimplePoolReplica1.root
+StorageSvc          DEBUG Closing database: FID=095498FF-E805-B142-9948-BD2D4AC79975
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] 095498FF-E805-B142-9948-BD2D4AC79975
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 EventSelector       DEBUG Try item: "EmptyPoolFile.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:EmptyPoolFile.root, name=EmptyPoolFile.root, contextID=0
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer(DataHeader), contextID=0
+PersistencySvc:...  DEBUG lookupPFN: EmptyPoolFile.root returned FID: 'C7040C30-3363-7D42-B1B7-E3F3B1881030' tech=ROOT_All
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO                           EmptyPoolFile.root
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[0 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[1 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[2 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[3 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[4 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[5 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[6 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 7 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (8 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/##Params [200]  (2 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdr(DataHeader) [203]  (8 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 8 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Param:FID=[????]
+EmptyPoolFile.root  DEBUG --->Reading Param:FID=[C7040C30-3363-7D42-B1B7-E3F3B1881030]
 EmptyPoolFile.root  DEBUG --->Reading Param:PFN=[EmptyPoolFile.root]
 EmptyPoolFile.root  DEBUG --->Reading Param:POOL_VSN=[1.1]
 EmptyPoolFile.root  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
+PoolSvc              INFO Failed to find container POOLContainer(DataHeader) to create POOL collection.
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer_DataHeader, contextID=0
+PoolSvc              INFO Failed to find container POOLContainer_DataHeader to create POOL collection.
 EventSelector       DEBUG No events found in: EmptyPoolFile.root skipped!!!
 MetaDataSvc         DEBUG handle() BeginInputFile for EmptyPoolFile.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name EmptyPoolFile.root
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
 MetaDataSvc         DEBUG handle() EndInputFile for eventless EmptyPoolFile.root
 MetaDataSvc         DEBUG retireMetadataSource: eventless EmptyPoolFile.root
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=EmptyPoolFile.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030 PFN=EmptyPoolFile.root
+StorageSvc          DEBUG Closing database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 EventSelector       DEBUG Try item: "SimplePoolFile2.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile2.root, name=SimplePoolFile2.root, contextID=0
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile2.root returned FID: '73F77177-D136-9344-B64D-29693F68D6C2' tech=ROOT_All
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] 73F77177-D136-9344-B64D-29693F68D6C2
+Domain[ROOT_All]     INFO                           SimplePoolFile2.root
 SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[1 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[2 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[3 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[4 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[5 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[6 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[7 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[8 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[9 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 10 Entries in total.
 SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (4 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (6 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (7 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (8 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLCollectionTree(MagicNumber) [202]  (9 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (a , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream2) [203]  (b , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (c , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream2) [203]  (d , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (e , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (f , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (10 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLContainer(DataHeader) [203]  (4 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(Token) [202]  (6 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(RunNumber) [202]  (7 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(EventNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(MagicNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (a , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(EventStreamInfo_p3/Stream2) [203]  (b , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (c , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(xAOD::EventFormat_v1/EventFormatStream2) [203]  (d , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (e , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaDataHdr(DataHeader) [203]  (f , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaDataHdrForm(DataHeaderForm) [203]  (10 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 15 Entries in total.
 SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile2...  DEBUG --->Reading Param:FID=[73F77177-D136-9344-B64D-29693F68D6C2]
 SimplePoolFile2...  DEBUG --->Reading Param:PFN=[SimplePoolFile2.root]
 SimplePoolFile2...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile2...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
@@ -784,50 +886,52 @@ RootDatabase.se...  DEBUG Request tree cache
 RootDatabase.se...  DEBUG File name SimplePoolFile2.root
 RootDatabase.se...  DEBUG Got tree CollectionTree read entry -1
 RootDatabase.se...  DEBUG Using Tree cache. Size: 100000 Nevents to learn with: 6
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [TREE_CACHE_LEARN_EVENTS]: 6
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [TREE_CACHE_SIZE]: 100000
 MetaDataSvc         DEBUG handle() BeginInputFile for SimplePoolFile2.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name SimplePoolFile2.root
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000000].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000000].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000000]
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000000].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000000].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000000]
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 10 events processed so far  <<<===
 ReadData            DEBUG in execute()
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream2)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream2)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream2'
@@ -835,19 +939,21 @@ MetaData(EventS...  DEBUG Opened container MetaData(EventStreamInfo_p3/Stream2)
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 11 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000001].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000001].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000001]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000001].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000001].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000001]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #1, run #1 11 events processed so far  <<<===
@@ -855,19 +961,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 12 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000002].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000002].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000002]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000002].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000002].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000002]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #2, run #1 12 events processed so far  <<<===
@@ -875,19 +983,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 13 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000003].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000003].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000003]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000003].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000003].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000003]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #3, run #1 13 events processed so far  <<<===
@@ -895,19 +1005,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 14 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000004].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000004].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000004]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000004].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000004].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000004]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #4, run #1 14 events processed so far  <<<===
@@ -915,19 +1027,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 15 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000005].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000005].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000005]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000005].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000005].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000005]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #5, run #1 15 events processed so far  <<<===
@@ -935,19 +1049,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 16 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000006].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000006].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000006]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000006].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000006].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000006]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #6, run #1 16 events processed so far  <<<===
@@ -955,19 +1071,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 17 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000007].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000007].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000007]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000007].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000007].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000007]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #7, run #1 17 events processed so far  <<<===
@@ -975,19 +1093,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 18 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000008].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000008].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000008]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000008].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000008].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000008]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #8, run #1 18 events processed so far  <<<===
@@ -995,19 +1115,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 19 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000009].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000009].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000009]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000009].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000009].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000009]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #9, run #1 19 events processed so far  <<<===
@@ -1015,19 +1137,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 20 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000A]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000A]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #10, run #1 20 events processed so far  <<<===
@@ -1035,19 +1159,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 21 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000B].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #11, run #1 21 events processed so far  <<<===
@@ -1055,19 +1181,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 22 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #12, run #1 22 events processed so far  <<<===
@@ -1075,19 +1203,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 23 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #13, run #1 23 events processed so far  <<<===
@@ -1095,19 +1225,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 24 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #14, run #1 24 events processed so far  <<<===
@@ -1115,19 +1247,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 25 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #15, run #1 25 events processed so far  <<<===
@@ -1135,19 +1269,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 26 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #16, run #1 26 events processed so far  <<<===
@@ -1155,19 +1291,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 27 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #17, run #1 27 events processed so far  <<<===
@@ -1175,19 +1313,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 28 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #18, run #1 28 events processed so far  <<<===
@@ -1195,19 +1335,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 29 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #19, run #1 29 events processed so far  <<<===
@@ -1215,89 +1357,99 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 30 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile2.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:73F77177-D136-9344-B64D-29693F68D6C2
+MetaDataSvc         DEBUG retireMetadataSource: FID:73F77177-D136-9344-B64D-29693F68D6C2
+EventSelector        INFO Disconnecting input sourceID: 73F77177-D136-9344-B64D-29693F68D6C2
+StorageSvc          DEBUG Disconnect request for database: FID=73F77177-D136-9344-B64D-29693F68D6C2 PFN=SimplePoolFile2.root
+StorageSvc          DEBUG Closing database: FID=73F77177-D136-9344-B64D-29693F68D6C2
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] 73F77177-D136-9344-B64D-29693F68D6C2
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 EventSelector       DEBUG Try item: "SimplePoolFile4.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile4.root, name=SimplePoolFile4.root, contextID=0
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile4.root returned FID: '298DE14D-49CF-674A-9171-CEBBD9BEC6F8' tech=ROOT_All
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] 298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO                           SimplePoolFile4.root
 SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[1 , FF777FDA-721C-4756-BBF3-4CE28C2A3AF5]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:ExampleTrackContainer_p1 Typ:ExampleTrackContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[5 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[6 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[7 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[8 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[9 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile4...  DEBUG --->Reading Shape[10 , ????]: [1 Column(s)]
+SimplePoolFile4...  DEBUG --->Reading Shape[10 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile4...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 11 Entries in total.
 SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (8 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (9 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/POOLCollectionTree(MagicNumber) [202]  (a , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (10 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:FF777FDA-721C-4756-BBF3-4CE28C2A3AF5
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLCollectionTree(RunNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLCollectionTree(EventNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLCollectionTree(MagicNumber) [202]  (a , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaDataHdr(DataHeader) [203]  (10 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile4...  DEBUG --->Reading Assoc:298DE14D-49CF-674A-9171-CEBBD9BEC6F8/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 16 Entries in total.
 SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile4...  DEBUG --->Reading Param:FID=[298DE14D-49CF-674A-9171-CEBBD9BEC6F8]
 SimplePoolFile4...  DEBUG --->Reading Param:PFN=[SimplePoolFile4.root]
 SimplePoolFile4...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile4...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
@@ -1311,36 +1463,38 @@ RootDatabase.se...  DEBUG Request tree cache
 RootDatabase.se...  DEBUG File name SimplePoolFile4.root
 RootDatabase.se...  DEBUG Got tree CollectionTree read entry -1
 RootDatabase.se...  DEBUG Using Tree cache. Size: 100000 Nevents to learn with: 6
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [TREE_CACHE_LEARN_EVENTS]: 6
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [TREE_CACHE_SIZE]: 100000
 MetaDataSvc         DEBUG handle() BeginInputFile for SimplePoolFile4.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name SimplePoolFile4.root
-SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
-SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000]
-SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
@@ -1348,14 +1502,14 @@ POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
-SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 30 events processed so far  <<<===
 ReadData            DEBUG in execute()
-SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
@@ -1364,12 +1518,12 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
-SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(ExampleTrackContainer_p1/MyTracks)
+SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleTrackContainer_p1/MyTracks)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleTrackContainer_p1_MyTracks'
@@ -1378,12 +1532,14 @@ ReadData             INFO Track pt = 74.8928 eta = 3.1676 phi = 2.6161 detector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 31 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1393,7 +1549,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 1 run: 1
@@ -1402,12 +1558,14 @@ ReadData             INFO Track pt = 137.584 eta = -39.525 phi = 17.2679 detecto
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 32 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1417,7 +1575,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 2 run: 1
@@ -1426,12 +1584,14 @@ ReadData             INFO Track pt = 228.154 eta = -6.2704 phi = 31.9197 detecto
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 33 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1441,7 +1601,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 3 run: 1
@@ -1450,12 +1610,14 @@ ReadData             INFO Track pt = 324.306 eta = -15.8941 phi = 46.5715 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 34 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1465,7 +1627,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 4 run: 1
@@ -1474,12 +1636,14 @@ ReadData             INFO Track pt = 422.255 eta = -13.279 phi = 61.2233 detecto
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 35 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1489,7 +1653,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 5 run: 1
@@ -1498,12 +1662,14 @@ ReadData             INFO Track pt = 520.987 eta = -12.3511 phi = 75.8751 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 36 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1513,7 +1679,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 6 run: 1
@@ -1522,12 +1688,14 @@ ReadData             INFO Track pt = 620.127 eta = -11.8468 phi = 90.5269 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 37 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1537,7 +1705,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 7 run: 1
@@ -1546,12 +1714,14 @@ ReadData             INFO Track pt = 719.507 eta = -11.5247 phi = 105.179 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 38 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1561,7 +1731,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 8 run: 1
@@ -1570,12 +1740,14 @@ ReadData             INFO Track pt = 819.038 eta = -11.2998 phi = 119.831 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 39 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1585,7 +1757,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 9 run: 1
@@ -1594,12 +1766,14 @@ ReadData             INFO Track pt = 918.671 eta = -11.1334 phi = 134.482 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 40 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1609,7 +1783,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
@@ -1618,12 +1792,14 @@ ReadData             INFO Track pt = 1018.38 eta = -11.0052 phi = 149.134 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 41 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1633,7 +1809,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
@@ -1642,12 +1818,14 @@ ReadData             INFO Track pt = 1118.13 eta = -10.9031 phi = 163.786 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 42 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1657,7 +1835,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
@@ -1666,12 +1844,14 @@ ReadData             INFO Track pt = 1217.93 eta = -10.82 phi = 178.438 detector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 43 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1681,7 +1861,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
@@ -1690,12 +1870,14 @@ ReadData             INFO Track pt = 1317.76 eta = -10.751 phi = 193.09 detector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 44 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1705,7 +1887,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
@@ -1714,12 +1896,14 @@ ReadData             INFO Track pt = 1417.61 eta = -10.6927 phi = 207.741 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 45 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1729,7 +1913,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
@@ -1738,12 +1922,14 @@ ReadData             INFO Track pt = 1517.49 eta = -10.6429 phi = 222.393 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 46 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1753,7 +1939,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
@@ -1762,12 +1948,14 @@ ReadData             INFO Track pt = 1617.37 eta = -10.5997 phi = 237.045 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 47 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1777,7 +1965,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
@@ -1786,12 +1974,14 @@ ReadData             INFO Track pt = 1717.27 eta = -10.562 phi = 251.697 detecto
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 48 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1801,7 +1991,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
@@ -1810,12 +2000,14 @@ ReadData             INFO Track pt = 1817.19 eta = -10.5288 phi = 266.349 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 49 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1825,7 +2017,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
@@ -1834,11 +2026,16 @@ ReadData             INFO Track pt = 1917.11 eta = -10.4993 phi = 281 detector =
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 50 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile4.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+MetaDataSvc         DEBUG retireMetadataSource: FID:298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+EventSelector        INFO Disconnecting input sourceID: 298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+StorageSvc          DEBUG Disconnect request for database: FID=298DE14D-49CF-674A-9171-CEBBD9BEC6F8 PFN=SimplePoolFile4.root
+StorageSvc          DEBUG Closing database: FID=298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] 298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 AthenaEventLoopMgr   INFO No more events in event selection 
 MetaDataSvc         DEBUG MetaDataSvc::stop()
 PoolSvc             DEBUG Disconnect request for contextId=0
@@ -1846,11 +2043,15 @@ PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=1
 ApplicationMgr       INFO Application Manager Stopped successfully
 ReadData             INFO in finalize()
+ReadData            DEBUG Calling destructor
 AthDictLoaderSvc     INFO in finalize...
 ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+cObjR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #=151
+cObj_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.139(+-    1.17)/       0/      10 [ms] #=144
+ChronoStatSvc        INFO Time User   : Tot=  290 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadConcat.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadConcat.ref
index 561293a105b3..6599a13b4043 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadConcat.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadConcat.ref
@@ -1,12 +1,45 @@
+Thu Oct 14 16:00:25 CDT 2021
+Preloading tcmalloc_minimal.so
+Athena               INFO including file "AthenaCommon/Preparation.py"
+Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
+Athena               INFO including file "AthenaCommon/Execution.py"
+Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_ReadJobOptions.py"
+Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO No duplicates have been found: that's good !
+Athena               INFO including file "AthenaCommon/runbatch.py"
+ApplicationMgr    SUCCESS 
+====================================================================================================================================
+                                                   Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
+                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:00:38 2021
+====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
+ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
+ClassIDSvc           INFO getRegistryEntries: read 861 CLIDRegistry entries for module ALL
+ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
+MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
 MetaDataSvc          INFO Initializing MetaDataSvc
+PoolSvc             DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Service base class initialized successfully
+PoolSvc              INFO Set connectionsvc retry/timeout/IDLE timeout to  'ConnectionRetrialPeriod':300/ 'ConnectionRetrialTimeOut':3600/ 'ConnectionTimeOut':5 seconds with connection cleanup disabled
+PoolSvc              INFO Frontier compression level set to 5
+DBReplicaSvc         INFO Frontier server at (serverurl=http://atlasfrontier-ai.cern.ch:8000/atlr)(serverurl=http://frontier-atlas.lcg.triumf.ca:3128/ATLAS_frontier)(serverurl=http://ccfrontier.in2p3.fr:23128/ccin2p3-AtlasFrontier)(proxyurl=http://atlasbpfrontier.cern.ch:3127)(proxyurl=http://atlasbpfrontier.fnal.gov:3127) will be considered for COOL data
+DBReplicaSvc         INFO Read replica configuration from /users/gemmeren/workarea/build/x86_64-centos7-gcc8-opt/share/dbreplica.config
+DBReplicaSvc         INFO Total of 1 servers found for host atlaslogin01.hep.anl.gov [ATLF ]
+PoolSvc              INFO Successfully setup replica sorting algorithm
 PoolSvc             DEBUG OutputLevel is 2
+PoolSvc              INFO Setting up APR FileCatalog and Streams
+PoolSvc              INFO POOL WriteCatalog is file:Catalog1.xml
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+MetaDataSvc          INFO Found MetaDataTools = PublicToolHandleArray(['IOVDbMetaDataTool'])
+EventSelector       DEBUG Property update for OutputLevel : new value = 2
 EventSelector       DEBUG Initializing EventSelector
+EventSelector       DEBUG Service base class initialized successfully
 EventSelector       DEBUG Events to skip: 9, 10
 IoComponentMgr       INFO IoComponent EventSelector has already had file EmptyPoolFile.root registered with i/o mode READ
 EventSelector       DEBUG reinitialization...
@@ -14,178 +47,198 @@ EventSelector        INFO EventSelection with query
 EventSelector       DEBUG Try item: "EmptyPoolFile.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:EmptyPoolFile.root, name=EmptyPoolFile.root, contextID=0
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer(DataHeader), contextID=0
+PersistencySvc:...  DEBUG lookupPFN: EmptyPoolFile.root returned FID: 'C7040C30-3363-7D42-B1B7-E3F3B1881030' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO                           EmptyPoolFile.root
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[0 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[1 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[2 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[3 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[4 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[5 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[6 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 7 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (8 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/##Params [200]  (2 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdr(DataHeader) [203]  (8 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 8 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Param:FID=[????]
+EmptyPoolFile.root  DEBUG --->Reading Param:FID=[C7040C30-3363-7D42-B1B7-E3F3B1881030]
 EmptyPoolFile.root  DEBUG --->Reading Param:PFN=[EmptyPoolFile.root]
 EmptyPoolFile.root  DEBUG --->Reading Param:POOL_VSN=[1.1]
 EmptyPoolFile.root  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
+PoolSvc              INFO Failed to find container POOLContainer(DataHeader) to create POOL collection.
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer_DataHeader, contextID=0
+PoolSvc              INFO Failed to find container POOLContainer_DataHeader to create POOL collection.
 EventSelector       DEBUG No events found in: EmptyPoolFile.root skipped!!!
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=EmptyPoolFile.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030 PFN=EmptyPoolFile.root
+StorageSvc          DEBUG Closing database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 EventSelector       DEBUG Try item: "SimplePoolFile1.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile1.root, name=SimplePoolFile1.root, contextID=0
-MetaDataSvc         DEBUG handle() FirstInputFile for FID:????
-MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:????
+MetaDataSvc         DEBUG handle() FirstInputFile for FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO                           SimplePoolFile1.root
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[1 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[5 , 13FF06C5-AB4B-6EDD-68AB-3E6350E95305]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:bool Typ:bool [9] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[6 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[7 , 388BE2E0-4452-7BB9-2563-DA3365C64623]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:unsigned long long Typ:unsigned long long [23] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[8 , 64DE6A54-6E0B-BCDF-8A08-6EF31347E768]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:float Typ:float [10] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[9 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[10 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[10 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[11 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[11 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[12 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[12 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[13 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[13 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 14 Entries in total.
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(McChannel) [202]  (b , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (c , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (d , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTime) [202]  (10 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(BunchId) [202]  (12 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventWeight) [202]  (13 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (19 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(McChannel) [202]  (b , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(RunNumber) [202]  (c , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventNumber) [202]  (d , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:388BE2E0-4452-7BB9-2563-DA3365C64623
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventTime) [202]  (10 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(BunchId) [202]  (12 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventWeight) [202]  (13 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:64DE6A54-6E0B-BCDF-8A08-6EF31347E768
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdr(DataHeader) [203]  (19 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 25 Entries in total.
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile1...  DEBUG --->Reading Param:FID=[F2313678-C96A-964F-89E8-08BAB39F2DA7]
 SimplePoolFile1...  DEBUG --->Reading Param:PFN=[SimplePoolFile1.root]
 SimplePoolFile1...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile1...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+ClassIDSvc           INFO getRegistryEntries: read 1725 CLIDRegistry entries for module ALL
+EventPersistenc...   INFO Added successfully Conversion service:AthenaPoolCnvSvc
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
+ClassIDSvc           INFO getRegistryEntries: read 8 CLIDRegistry entries for module ALL
 MetaDataSvc         DEBUG Registering all Tools in ToolHandleArray MetaDataTools
 MetaDataSvc         DEBUG Adding public ToolHandle tool ToolSvc.IOVDbMetaDataTool (IOVDbMetaDataTool)
+MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
+AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
+AthenaPoolAddre...  DEBUG Service base class initialized successfully
+ReadData            DEBUG input handles: 2
+ReadData            DEBUG output handles: 0
+ReadData            DEBUG Data Deps for ReadData
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 AthenaEventLoopMgr   INFO Setup EventSelector service EventSelector
@@ -193,65 +246,70 @@ ApplicationMgr       INFO Application Manager Initialized successfully
 EventSelector       DEBUG Try item: "EmptyPoolFile.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:EmptyPoolFile.root, name=EmptyPoolFile.root, contextID=0
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer(DataHeader), contextID=0
+PersistencySvc:...  DEBUG lookupPFN: EmptyPoolFile.root returned FID: 'C7040C30-3363-7D42-B1B7-E3F3B1881030' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO                           EmptyPoolFile.root
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[0 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[1 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[2 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[3 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[4 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[5 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[6 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 7 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (8 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/##Params [200]  (2 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdr(DataHeader) [203]  (8 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 8 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Param:FID=[????]
+EmptyPoolFile.root  DEBUG --->Reading Param:FID=[C7040C30-3363-7D42-B1B7-E3F3B1881030]
 EmptyPoolFile.root  DEBUG --->Reading Param:PFN=[EmptyPoolFile.root]
 EmptyPoolFile.root  DEBUG --->Reading Param:POOL_VSN=[1.1]
 EmptyPoolFile.root  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
+PoolSvc              INFO Failed to find container POOLContainer(DataHeader) to create POOL collection.
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer_DataHeader, contextID=0
+PoolSvc              INFO Failed to find container POOLContainer_DataHeader to create POOL collection.
 EventSelector       DEBUG No events found in: EmptyPoolFile.root skipped!!!
 MetaDataSvc         DEBUG handle() BeginInputFile for EmptyPoolFile.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name EmptyPoolFile.root
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
@@ -260,8 +318,9 @@ MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
 MetaDataSvc         DEBUG handle() EndInputFile for eventless EmptyPoolFile.root
 MetaDataSvc         DEBUG retireMetadataSource: eventless EmptyPoolFile.root
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=EmptyPoolFile.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030 PFN=EmptyPoolFile.root
+StorageSvc          DEBUG Closing database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
 EventSelector       DEBUG Try item: "SimplePoolFile1.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile1.root, name=SimplePoolFile1.root, contextID=0
 ApplicationMgr       INFO Application Manager Started successfully
@@ -274,6 +333,8 @@ RootDatabase.se...  DEBUG Request tree cache
 RootDatabase.se...  DEBUG File name SimplePoolFile1.root
 RootDatabase.se...  DEBUG Got tree CollectionTree read entry -1
 RootDatabase.se...  DEBUG Using Tree cache. Size: 100000 Nevents to learn with: 6
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [TREE_CACHE_LEARN_EVENTS]: 6
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [TREE_CACHE_SIZE]: 100000
 MetaDataSvc         DEBUG handle() BeginInputFile for SimplePoolFile1.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name SimplePoolFile1.root
 MetaDataSvc         DEBUG Loaded input meta data store proxies
@@ -290,15 +351,15 @@ EventSelector        INFO skipping event 9
 EventSelector        INFO skipping event 10
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
@@ -306,10 +367,11 @@ POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
+AlgResourcePool      INFO TopAlg list empty. Recovering the one of Application Manager
 AthenaEventLoopMgr   INFO   ===>>>  start of run 1    <<<===
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #10, run #1 0 events processed so far  <<<===
 ReadData            DEBUG in execute()
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
@@ -318,13 +380,13 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(ExampleHitContainer_p1/MyHits)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleHitContainer_p1/MyHits)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleHitContainer_p1_MyHits'
@@ -339,12 +401,15 @@ ReadData             INFO Hit x = 1020.49 y = 63.5816 z = -951.864 detector = Du
 ReadData             INFO Hit x = 1023.7 y = 57.9027 z = -953.684 detector = DummyHitDetector
 ReadData             INFO Hit x = 1026.91 y = 52.2238 z = -955.073 detector = DummyHitDetector
 ReadData             INFO Hit x = 1030.12 y = 46.5449 z = -956.169 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 1 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+ClassIDSvc           INFO getRegistryEntries: read 13 CLIDRegistry entries for module ALL
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -354,7 +419,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
@@ -370,12 +435,14 @@ ReadData             INFO Hit x = 1120.49 y = 63.5816 z = -1051.86 detector = Du
 ReadData             INFO Hit x = 1123.7 y = 57.9027 z = -1053.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1126.91 y = 52.2238 z = -1055.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1130.12 y = 46.5449 z = -1056.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 2 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -385,7 +452,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
@@ -401,12 +468,14 @@ ReadData             INFO Hit x = 1220.49 y = 63.5816 z = -1151.86 detector = Du
 ReadData             INFO Hit x = 1223.7 y = 57.9027 z = -1153.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1226.91 y = 52.2238 z = -1155.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1230.12 y = 46.5449 z = -1156.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 3 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -416,7 +485,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
@@ -432,12 +501,14 @@ ReadData             INFO Hit x = 1320.49 y = 63.5816 z = -1251.86 detector = Du
 ReadData             INFO Hit x = 1323.7 y = 57.9027 z = -1253.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1326.91 y = 52.2238 z = -1255.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1330.12 y = 46.5449 z = -1256.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 4 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -447,7 +518,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
@@ -463,12 +534,14 @@ ReadData             INFO Hit x = 1420.49 y = 63.5816 z = -1351.86 detector = Du
 ReadData             INFO Hit x = 1423.7 y = 57.9027 z = -1353.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1426.91 y = 52.2238 z = -1355.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1430.12 y = 46.5449 z = -1356.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 5 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -478,7 +551,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
@@ -494,12 +567,14 @@ ReadData             INFO Hit x = 1520.49 y = 63.5816 z = -1451.86 detector = Du
 ReadData             INFO Hit x = 1523.7 y = 57.9027 z = -1453.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1526.91 y = 52.2238 z = -1455.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1530.12 y = 46.5449 z = -1456.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 6 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -509,7 +584,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
@@ -525,12 +600,14 @@ ReadData             INFO Hit x = 1620.49 y = 63.5816 z = -1551.86 detector = Du
 ReadData             INFO Hit x = 1623.7 y = 57.9027 z = -1553.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1626.91 y = 52.2238 z = -1555.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1630.12 y = 46.5449 z = -1556.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 7 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -540,7 +617,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
@@ -556,12 +633,14 @@ ReadData             INFO Hit x = 1720.49 y = 63.5816 z = -1651.86 detector = Du
 ReadData             INFO Hit x = 1723.7 y = 57.9027 z = -1653.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1726.91 y = 52.2238 z = -1655.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1730.12 y = 46.5449 z = -1656.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 8 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -571,7 +650,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
@@ -587,12 +666,14 @@ ReadData             INFO Hit x = 1820.49 y = 63.5816 z = -1751.86 detector = Du
 ReadData             INFO Hit x = 1823.7 y = 57.9027 z = -1753.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1826.91 y = 52.2238 z = -1755.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1830.12 y = 46.5449 z = -1756.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 9 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -602,7 +683,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
@@ -618,150 +699,169 @@ ReadData             INFO Hit x = 1920.49 y = 63.5816 z = -1851.86 detector = Du
 ReadData             INFO Hit x = 1923.7 y = 57.9027 z = -1853.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1926.91 y = 52.2238 z = -1855.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1930.12 y = 46.5449 z = -1856.17 detector = DummyHitDetector
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 10 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile1.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+MetaDataSvc         DEBUG retireMetadataSource: FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+EventSelector        INFO Disconnecting input sourceID: F2313678-C96A-964F-89E8-08BAB39F2DA7
+StorageSvc          DEBUG Disconnect request for database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7 PFN=SimplePoolFile1.root
+StorageSvc          DEBUG Closing database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 EventSelector       DEBUG Try item: "EmptyPoolFile.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:EmptyPoolFile.root, name=EmptyPoolFile.root, contextID=0
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer(DataHeader), contextID=0
+PersistencySvc:...  DEBUG lookupPFN: EmptyPoolFile.root returned FID: 'C7040C30-3363-7D42-B1B7-E3F3B1881030' tech=ROOT_All
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO                           EmptyPoolFile.root
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[0 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[1 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[2 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[3 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[4 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[5 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+EmptyPoolFile.root  DEBUG --->Reading Shape[6 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 7 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (8 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/##Params [200]  (2 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdr(DataHeader) [203]  (8 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+EmptyPoolFile.root  DEBUG --->Reading Assoc:C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 8 Entries in total.
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Reading Param:FID=[????]
+EmptyPoolFile.root  DEBUG --->Reading Param:FID=[C7040C30-3363-7D42-B1B7-E3F3B1881030]
 EmptyPoolFile.root  DEBUG --->Reading Param:PFN=[EmptyPoolFile.root]
 EmptyPoolFile.root  DEBUG --->Reading Param:POOL_VSN=[1.1]
 EmptyPoolFile.root  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
+PoolSvc              INFO Failed to find container POOLContainer(DataHeader) to create POOL collection.
 PoolSvc             DEBUG createCollection() type=ImplicitCollection, connection=PFN:EmptyPoolFile.root, name=POOLContainer_DataHeader, contextID=0
+PoolSvc              INFO Failed to find container POOLContainer_DataHeader to create POOL collection.
 EventSelector       DEBUG No events found in: EmptyPoolFile.root skipped!!!
 MetaDataSvc         DEBUG handle() BeginInputFile for EmptyPoolFile.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name EmptyPoolFile.root
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
 MetaDataSvc         DEBUG handle() EndInputFile for eventless EmptyPoolFile.root
 MetaDataSvc         DEBUG retireMetadataSource: eventless EmptyPoolFile.root
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=EmptyPoolFile.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030 PFN=EmptyPoolFile.root
+StorageSvc          DEBUG Closing database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 EventSelector       DEBUG Try item: "SimplePoolFile2.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile2.root, name=SimplePoolFile2.root, contextID=0
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile2.root returned FID: '73F77177-D136-9344-B64D-29693F68D6C2' tech=ROOT_All
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] 73F77177-D136-9344-B64D-29693F68D6C2
+Domain[ROOT_All]     INFO                           SimplePoolFile2.root
 SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[1 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[2 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[3 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[4 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[5 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[6 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[7 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[8 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile2...  DEBUG --->Reading Shape[9 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile2...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 10 Entries in total.
 SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (4 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (6 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (7 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (8 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/POOLCollectionTree(MagicNumber) [202]  (9 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (a , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream2) [203]  (b , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (c , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream2) [203]  (d , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (e , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (f , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (10 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLContainer(DataHeader) [203]  (4 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(Token) [202]  (6 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(RunNumber) [202]  (7 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(EventNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(MagicNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (a , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(EventStreamInfo_p3/Stream2) [203]  (b , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (c , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(xAOD::EventFormat_v1/EventFormatStream2) [203]  (d , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (e , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaDataHdr(DataHeader) [203]  (f , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile2...  DEBUG --->Reading Assoc:73F77177-D136-9344-B64D-29693F68D6C2/MetaDataHdrForm(DataHeaderForm) [203]  (10 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 15 Entries in total.
 SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile2...  DEBUG --->Reading Param:FID=[73F77177-D136-9344-B64D-29693F68D6C2]
 SimplePoolFile2...  DEBUG --->Reading Param:PFN=[SimplePoolFile2.root]
 SimplePoolFile2...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile2...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
@@ -775,50 +875,53 @@ RootDatabase.se...  DEBUG Request tree cache
 RootDatabase.se...  DEBUG File name SimplePoolFile2.root
 RootDatabase.se...  DEBUG Got tree CollectionTree read entry -1
 RootDatabase.se...  DEBUG Using Tree cache. Size: 100000 Nevents to learn with: 6
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [TREE_CACHE_LEARN_EVENTS]: 6
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [TREE_CACHE_SIZE]: 100000
 MetaDataSvc         DEBUG handle() BeginInputFile for SimplePoolFile2.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name SimplePoolFile2.root
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000000].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000000].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000000]
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000000].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000000].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000000]
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
+AthenaPoolConve...   INFO massageEventInfo: unable to get OverrideRunNumberFromInput property from EventSelector 
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 10 events processed so far  <<<===
 ReadData            DEBUG in execute()
-SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream2)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream2)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream2'
@@ -826,19 +929,21 @@ MetaData(EventS...  DEBUG Opened container MetaData(EventStreamInfo_p3/Stream2)
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 11 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000001].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000001].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000001]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000001].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000001].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000001]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #1, run #1 11 events processed so far  <<<===
@@ -846,19 +951,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 12 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000002].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000002].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000002]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000002].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000002].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000002]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #2, run #1 12 events processed so far  <<<===
@@ -866,19 +973,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 13 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000003].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000003].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000003]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000003].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000003].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000003]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #3, run #1 13 events processed so far  <<<===
@@ -886,19 +995,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 14 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000004].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000004].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000004]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000004].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000004].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000004]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #4, run #1 14 events processed so far  <<<===
@@ -906,19 +1017,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 15 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000005].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000005].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000005]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000005].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000005].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000005]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #5, run #1 15 events processed so far  <<<===
@@ -926,19 +1039,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 16 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000006].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000006].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000006]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000006].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000006].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000006]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #6, run #1 16 events processed so far  <<<===
@@ -946,19 +1061,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 17 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000007].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000007].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000007]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000007].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000007].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000007]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #7, run #1 17 events processed so far  <<<===
@@ -966,19 +1083,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 18 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000008].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000008].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000008]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000008].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000008].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000008]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #8, run #1 18 events processed so far  <<<===
@@ -986,19 +1105,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 19 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000009].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000009].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000009]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000009].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000009].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000009]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #9, run #1 19 events processed so far  <<<===
@@ -1006,19 +1127,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 20 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000A]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000A]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #10, run #1 20 events processed so far  <<<===
@@ -1026,19 +1149,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 21 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000B].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #11, run #1 21 events processed so far  <<<===
@@ -1046,19 +1171,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 22 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #12, run #1 22 events processed so far  <<<===
@@ -1066,19 +1193,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 23 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #13, run #1 23 events processed so far  <<<===
@@ -1086,19 +1215,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 24 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #14, run #1 24 events processed so far  <<<===
@@ -1106,19 +1237,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 25 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #15, run #1 25 events processed so far  <<<===
@@ -1126,19 +1259,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 26 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #16, run #1 26 events processed so far  <<<===
@@ -1146,19 +1281,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 27 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #17, run #1 27 events processed so far  <<<===
@@ -1166,19 +1303,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 28 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #18, run #1 28 events processed so far  <<<===
@@ -1186,19 +1325,21 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 29 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 3
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000004-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 2 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #19, run #1 29 events processed so far  <<<===
@@ -1206,113 +1347,123 @@ ReadData            DEBUG in execute()
 ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 30 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile2.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:73F77177-D136-9344-B64D-29693F68D6C2
+MetaDataSvc         DEBUG retireMetadataSource: FID:73F77177-D136-9344-B64D-29693F68D6C2
+EventSelector        INFO Disconnecting input sourceID: 73F77177-D136-9344-B64D-29693F68D6C2
+StorageSvc          DEBUG Disconnect request for database: FID=73F77177-D136-9344-B64D-29693F68D6C2 PFN=SimplePoolFile2.root
+StorageSvc          DEBUG Closing database: FID=73F77177-D136-9344-B64D-29693F68D6C2
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] 73F77177-D136-9344-B64D-29693F68D6C2
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 EventSelector       DEBUG Try item: "SimplePoolFile3.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile3.root, name=SimplePoolFile3.root, contextID=0
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile3.root returned FID: 'A811B014-0297-AD47-AF4C-B75EF418982D' tech=ROOT_All
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO                           SimplePoolFile3.root
 SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[1 , FF777FDA-721C-4756-BBF3-4CE28C2A3AF5]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:ExampleTrackContainer_p1 Typ:ExampleTrackContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[5 , 13FF06C5-AB4B-6EDD-68AB-3E6350E95305]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:bool Typ:bool [9] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[6 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[7 , 388BE2E0-4452-7BB9-2563-DA3365C64623]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:unsigned long long Typ:unsigned long long [23] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[8 , 64DE6A54-6E0B-BCDF-8A08-6EF31347E768]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:float Typ:float [10] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[9 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[10 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[10 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[11 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[11 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[12 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[12 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile3...  DEBUG --->Reading Shape[13 , ????]: [1 Column(s)]
+SimplePoolFile3...  DEBUG --->Reading Shape[13 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile3...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 14 Entries in total.
 SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(McChannel) [202]  (b , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (c , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (d , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTime) [202]  (10 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(BunchId) [202]  (12 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventWeight) [202]  (13 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream2) [203]  (15 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream2) [203]  (17 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (19 , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
-SimplePoolFile3...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffff)
-SimplePoolFile3...  DEBUG ---->ClassID:????
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/CollectionTree(ExampleTrackContainer_p1/MyTracks) [203]  (4 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:FF777FDA-721C-4756-BBF3-4CE28C2A3AF5
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(McChannel) [202]  (b , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(RunNumber) [202]  (c , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(EventNumber) [202]  (d , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:388BE2E0-4452-7BB9-2563-DA3365C64623
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(EventTime) [202]  (10 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(BunchId) [202]  (12 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/POOLCollectionTree(EventWeight) [202]  (13 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:64DE6A54-6E0B-BCDF-8A08-6EF31347E768
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(EventStreamInfo_p3/Stream2) [203]  (15 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(xAOD::EventFormat_v1/EventFormatStream2) [203]  (17 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaDataHdr(DataHeader) [203]  (19 , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile3...  DEBUG --->Reading Assoc:A811B014-0297-AD47-AF4C-B75EF418982D/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffffffffffff)
+SimplePoolFile3...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 25 Entries in total.
 SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile3...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile3...  DEBUG --->Reading Param:FID=[A811B014-0297-AD47-AF4C-B75EF418982D]
 SimplePoolFile3...  DEBUG --->Reading Param:PFN=[SimplePoolFile3.root]
 SimplePoolFile3...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile3...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
@@ -1326,36 +1477,38 @@ RootDatabase.se...  DEBUG Request tree cache
 RootDatabase.se...  DEBUG File name SimplePoolFile3.root
 RootDatabase.se...  DEBUG Got tree CollectionTree read entry -1
 RootDatabase.se...  DEBUG Using Tree cache. Size: 100000 Nevents to learn with: 6
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [TREE_CACHE_LEARN_EVENTS]: 6
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [TREE_CACHE_SIZE]: 100000
 MetaDataSvc         DEBUG handle() BeginInputFile for SimplePoolFile3.root
 MetaDataSvc         DEBUG initInputMetaDataStore: file name SimplePoolFile3.root
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000]
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
@@ -1365,7 +1518,7 @@ AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name =
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 30 events processed so far  <<<===
 ReadData            DEBUG in execute()
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream2)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream2)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream2'
@@ -1374,12 +1527,12 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
-SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(ExampleTrackContainer_p1/MyTracks)
+SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleTrackContainer_p1/MyTracks)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleTrackContainer_p1_MyTracks'
@@ -1388,12 +1541,14 @@ ReadData             INFO Track pt = 74.8928 eta = 3.1676 phi = 2.6161 detector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 31 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1403,7 +1558,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 1 run: 1
@@ -1412,12 +1567,14 @@ ReadData             INFO Track pt = 137.584 eta = -39.525 phi = 17.2679 detecto
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 32 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1427,7 +1584,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 2 run: 1
@@ -1436,12 +1593,14 @@ ReadData             INFO Track pt = 228.154 eta = -6.2704 phi = 31.9197 detecto
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 33 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1451,7 +1610,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 3 run: 1
@@ -1460,12 +1619,14 @@ ReadData             INFO Track pt = 324.306 eta = -15.8941 phi = 46.5715 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 34 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1475,7 +1636,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 4 run: 1
@@ -1484,12 +1645,14 @@ ReadData             INFO Track pt = 422.255 eta = -13.279 phi = 61.2233 detecto
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 35 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1499,7 +1662,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 5 run: 1
@@ -1508,12 +1671,14 @@ ReadData             INFO Track pt = 520.987 eta = -12.3511 phi = 75.8751 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 36 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1523,7 +1688,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 6 run: 1
@@ -1532,12 +1697,14 @@ ReadData             INFO Track pt = 620.127 eta = -11.8468 phi = 90.5269 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 37 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1547,7 +1714,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 7 run: 1
@@ -1556,12 +1723,14 @@ ReadData             INFO Track pt = 719.507 eta = -11.5247 phi = 105.179 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 38 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1571,7 +1740,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 8 run: 1
@@ -1580,12 +1749,14 @@ ReadData             INFO Track pt = 819.038 eta = -11.2998 phi = 119.831 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 39 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1595,7 +1766,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 9 run: 1
@@ -1604,12 +1775,14 @@ ReadData             INFO Track pt = 918.671 eta = -11.1334 phi = 134.482 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 40 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1619,7 +1792,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
@@ -1628,12 +1801,14 @@ ReadData             INFO Track pt = 1018.38 eta = -11.0052 phi = 149.134 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 41 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1643,7 +1818,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
@@ -1652,12 +1827,14 @@ ReadData             INFO Track pt = 1118.13 eta = -10.9031 phi = 163.786 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 42 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1667,7 +1844,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
@@ -1676,12 +1853,14 @@ ReadData             INFO Track pt = 1217.93 eta = -10.82 phi = 178.438 detector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 43 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1691,7 +1870,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
@@ -1700,12 +1879,14 @@ ReadData             INFO Track pt = 1317.76 eta = -10.751 phi = 193.09 detector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 44 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1715,7 +1896,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
@@ -1724,12 +1905,14 @@ ReadData             INFO Track pt = 1417.61 eta = -10.6927 phi = 207.741 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 45 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1739,7 +1922,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
@@ -1748,12 +1931,14 @@ ReadData             INFO Track pt = 1517.49 eta = -10.6429 phi = 222.393 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 46 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1763,7 +1948,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
@@ -1772,12 +1957,14 @@ ReadData             INFO Track pt = 1617.37 eta = -10.5997 phi = 237.045 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 47 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1787,7 +1974,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
@@ -1796,12 +1983,14 @@ ReadData             INFO Track pt = 1717.27 eta = -10.562 phi = 251.697 detecto
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 48 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1811,7 +2000,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
@@ -1820,12 +2009,14 @@ ReadData             INFO Track pt = 1817.19 eta = -10.5288 phi = 266.349 detect
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 49 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9103, name = MyTracks
@@ -1835,7 +2026,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9103, key = MyTracks
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
@@ -1844,11 +2035,16 @@ ReadData             INFO Track pt = 1917.11 eta = -10.4993 phi = 281 detector =
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 50 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile3.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:A811B014-0297-AD47-AF4C-B75EF418982D
+MetaDataSvc         DEBUG retireMetadataSource: FID:A811B014-0297-AD47-AF4C-B75EF418982D
+EventSelector        INFO Disconnecting input sourceID: A811B014-0297-AD47-AF4C-B75EF418982D
+StorageSvc          DEBUG Disconnect request for database: FID=A811B014-0297-AD47-AF4C-B75EF418982D PFN=SimplePoolFile3.root
+StorageSvc          DEBUG Closing database: FID=A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] A811B014-0297-AD47-AF4C-B75EF418982D
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 AthenaEventLoopMgr   INFO No more events in event selection 
 MetaDataSvc         DEBUG MetaDataSvc::stop()
 PoolSvc             DEBUG Disconnect request for contextId=0
@@ -1856,11 +2052,15 @@ PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=1
 ApplicationMgr       INFO Application Manager Stopped successfully
 ReadData             INFO in finalize()
+ReadData            DEBUG Calling destructor
 AthDictLoaderSvc     INFO in finalize...
 ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+cObjR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=  0.0826(+-   0.905)/       0/      10 [ms] #=121
+cObj_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.351(+-    1.84)/       0/      10 [ms] #=114
+ChronoStatSvc        INFO Time User   : Tot=  380 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WCond.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WCond.ref
index 4ab2bfd4e1e0..fb9c7f3c70e7 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WCond.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WCond.ref
@@ -1,139 +1,191 @@
+Thu Oct 14 16:00:44 CDT 2021
+Preloading tcmalloc_minimal.so
+Athena               INFO including file "AthenaCommon/Preparation.py"
+Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
+Athena               INFO including file "AthenaCommon/Execution.py"
+Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_WCondJobOptions.py"
+Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO No duplicates have been found: that's good !
+Athena               INFO including file "AthenaCommon/runbatch.py"
+ApplicationMgr    SUCCESS 
+====================================================================================================================================
+                                                   Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
+                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:00:55 2021
+====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
+ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
+ClassIDSvc           INFO getRegistryEntries: read 1025 CLIDRegistry entries for module ALL
+Stream1             DEBUG Property update for OutputLevel : new value = 2
 Stream1             DEBUG in initialize()
 ToolSvc.Stream1...   INFO Initializing ToolSvc.Stream1Tool
+PoolSvc             DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Service base class initialized successfully
+PoolSvc              INFO Set connectionsvc retry/timeout/IDLE timeout to  'ConnectionRetrialPeriod':300/ 'ConnectionRetrialTimeOut':3600/ 'ConnectionTimeOut':5 seconds with connection cleanup disabled
+PoolSvc              INFO Frontier compression level set to 5
+DBReplicaSvc         INFO Frontier server at (serverurl=http://atlasfrontier-ai.cern.ch:8000/atlr)(serverurl=http://frontier-atlas.lcg.triumf.ca:3128/ATLAS_frontier)(serverurl=http://ccfrontier.in2p3.fr:23128/ccin2p3-AtlasFrontier)(proxyurl=http://atlasbpfrontier.cern.ch:3127)(proxyurl=http://atlasbpfrontier.fnal.gov:3127) will be considered for COOL data
+DBReplicaSvc         INFO Read replica configuration from /users/gemmeren/workarea/build/x86_64-centos7-gcc8-opt/share/dbreplica.config
+DBReplicaSvc         INFO Total of 1 servers found for host atlaslogin01.hep.anl.gov [ATLF ]
+PoolSvc              INFO Successfully setup replica sorting algorithm
 PoolSvc             DEBUG OutputLevel is 2
+PoolSvc              INFO Setting up APR FileCatalog and Streams
+PoolSvc              INFO POOL WriteCatalog is file:Catalog1.xml
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
+Stream1             DEBUG input handles: 0
+Stream1             DEBUG output handles: 0
+Stream1             DEBUG Data Deps for Stream1
+ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
+MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
 MetaDataSvc          INFO Initializing MetaDataSvc
+MetaDataSvc          INFO Found MetaDataTools = PublicToolHandleArray(['IOVDbMetaDataTool'])
+EventSelector       DEBUG Property update for OutputLevel : new value = 2
 EventSelector       DEBUG Initializing EventSelector
+EventSelector       DEBUG Service base class initialized successfully
 EventSelector       DEBUG reinitialization...
 EventSelector        INFO EventSelection with query 
 EventSelector       DEBUG Try item: "SimplePoolFile1.root" from the collection list.
 PoolSvc             DEBUG createCollection() type=RootCollection, connection=PFN:SimplePoolFile1.root, name=SimplePoolFile1.root, contextID=0
-MetaDataSvc         DEBUG handle() FirstInputFile for FID:????
-MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:????
+MetaDataSvc         DEBUG handle() FirstInputFile for FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+MetaDataSvc         DEBUG initInputMetaDataStore: file name FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   READ      [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO                           SimplePoolFile1.root
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
 ##Shapes            DEBUG Opened container ##Shapes of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Shape[0 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[1 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[1 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[2 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[3 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[4 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[5 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[5 , 13FF06C5-AB4B-6EDD-68AB-3E6350E95305]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:bool Typ:bool [9] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[6 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[6 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[7 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[7 , 388BE2E0-4452-7BB9-2563-DA3365C64623]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:unsigned long long Typ:unsigned long long [23] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[8 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[8 , 64DE6A54-6E0B-BCDF-8A08-6EF31347E768]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:float Typ:float [10] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[9 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[9 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[10 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[10 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[11 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[11 , C87E3828-4A7A-480A-95DE-0339539F6A0F]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[12 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[12 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --->Reading Shape[13 , ????]: [1 Column(s)]
+SimplePoolFile1...  DEBUG --->Reading Shape[13 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]: [1 Column(s)]
 SimplePoolFile1...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 ##Shapes            DEBUG No objects passing selection criteria... Container has 14 Entries in total.
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Links
 ##Links             DEBUG Opening
 ##Links             DEBUG    attributes# = 1
 ##Links             DEBUG Opened container ##Links of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/##Params [200]  (2 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(McChannel) [202]  (b , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(RunNumber) [202]  (c , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventNumber) [202]  (d , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTime) [202]  (10 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(BunchId) [202]  (12 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/POOLCollectionTree(EventWeight) [202]  (13 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaDataHdr(DataHeader) [203]  (19 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Reading Assoc:????/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(McChannel) [202]  (b , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(RunNumber) [202]  (c , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventNumber) [202]  (d , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:388BE2E0-4452-7BB9-2563-DA3365C64623
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventTime) [202]  (10 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(BunchId) [202]  (12 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventWeight) [202]  (13 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:64DE6A54-6E0B-BCDF-8A08-6EF31347E768
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (14 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(EventStreamInfo_p3/Stream1) [203]  (15 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (16 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (17 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (18 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdr(DataHeader) [203]  (19 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Reading Assoc:F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdrForm(DataHeaderForm) [203]  (1a , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 ##Links             DEBUG No objects passing selection criteria... Container has 25 Entries in total.
 SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_All] ##Params
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Reading Param:FID=[????]
+SimplePoolFile1...  DEBUG --->Reading Param:FID=[F2313678-C96A-964F-89E8-08BAB39F2DA7]
 SimplePoolFile1...  DEBUG --->Reading Param:PFN=[SimplePoolFile1.root]
 SimplePoolFile1...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile1...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+ClassIDSvc           INFO getRegistryEntries: read 1725 CLIDRegistry entries for module ALL
+EventPersistenc...   INFO Added successfully Conversion service:AthenaPoolCnvSvc
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
 MetaDataSvc         DEBUG Loaded input meta data store proxies
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
+ClassIDSvc           INFO getRegistryEntries: read 8 CLIDRegistry entries for module ALL
 MetaDataSvc         DEBUG Registering all Tools in ToolHandleArray MetaDataTools
 MetaDataSvc         DEBUG Adding public ToolHandle tool ToolSvc.IOVDbMetaDataTool (IOVDbMetaDataTool)
+MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
+AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
+AthenaPoolAddre...  DEBUG Service base class initialized successfully
+ReadData            DEBUG input handles: 2
+ReadData            DEBUG output handles: 0
+ReadData            DEBUG Data Deps for ReadData
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
+WriteCond           DEBUG Property update for OutputLevel : new value = 2
 WriteCond            INFO in initialize()
 AthenaPoolAddre...  DEBUG Cannot retrieve DataHeader from DetectorStore.
+WriteCond           DEBUG input handles: 1
+WriteCond           DEBUG output handles: 0
+WriteCond           DEBUG Data Deps for WriteCond
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
 AthenaEventLoopMgr   INFO Setup EventSelector service EventSelector
 ApplicationMgr       INFO Application Manager Initialized successfully
@@ -150,15 +202,15 @@ MetaDataSvc         DEBUG Loaded input meta data store proxies
 MetaDataSvc         DEBUG  calling beginInputFile for ToolSvc.IOVDbMetaDataTool
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000000]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainer(DataHeader)
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
@@ -166,10 +218,11 @@ POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
+AlgResourcePool      INFO TopAlg list empty. Recovering the one of Application Manager
 AthenaEventLoopMgr   INFO   ===>>>  start of run 1    <<<===
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 0 events processed so far  <<<===
 ReadData            DEBUG in execute()
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
@@ -178,13 +231,13 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
-SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_Tree] CollectionTree(ExampleHitContainer_p1/MyHits)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleHitContainer_p1/MyHits)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleHitContainer_p1_MyHits'
@@ -214,9 +267,10 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 1 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000001]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001].
+ClassIDSvc           INFO getRegistryEntries: read 13 CLIDRegistry entries for module ALL
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -226,7 +280,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 1 run: 1
@@ -257,9 +311,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 2 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000002]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -269,7 +323,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 2 run: 1
@@ -300,9 +354,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 3 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000003]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -312,7 +366,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 3 run: 1
@@ -343,9 +397,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 4 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000004]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -355,7 +409,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 4 run: 1
@@ -386,9 +440,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 5 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000005]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -398,7 +452,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 5 run: 1
@@ -429,9 +483,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 6 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000006]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -441,7 +495,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 6 run: 1
@@ -472,9 +526,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 7 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000007]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -484,7 +538,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 7 run: 1
@@ -515,9 +569,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 8 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000008]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -527,7 +581,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 8 run: 1
@@ -558,9 +612,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 9 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000009]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -570,7 +624,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 9 run: 1
@@ -601,9 +655,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 10 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000A]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -613,7 +667,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 10 run: 1
@@ -644,9 +698,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 11 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000B]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -656,7 +710,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 11 run: 1
@@ -687,9 +741,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 12 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000C]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -699,7 +753,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 12 run: 1
@@ -730,9 +784,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 13 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000D]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -742,7 +796,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 13 run: 1
@@ -773,9 +827,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 14 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000E]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -785,7 +839,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 14 run: 1
@@ -816,9 +870,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 15 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-0000000F]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -828,7 +882,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 15 run: 1
@@ -859,9 +913,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 16 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000010]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -871,7 +925,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 16 run: 1
@@ -902,9 +956,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 17 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000011]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -914,7 +968,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 17 run: 1
@@ -945,9 +999,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 18 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000012]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -957,7 +1011,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 18 run: 1
@@ -988,9 +1042,9 @@ WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 19 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
 EventSelector       DEBUG AttributeList size 12
-EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013].
-EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=????][CNT=POOLContainer(DataHeader)][CLID=????][TECH=00000203][OID=00000005-00000013]
+EventSelector       DEBUG record AthenaAttribute, name = Token = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG record AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013].
+EventSelector       DEBUG found AthenaAttribute, name = eventRef = [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 AthenaPoolAddre...  DEBUG The current Event contains: 3 objects
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 2101, name = McEventInfo
 AthenaPoolAddre...  DEBUG loadAddresses: DataObject address, clid = 9102, name = MyHits
@@ -1000,7 +1054,7 @@ ReadData             INFO EventStreamInfo: Number of events = 20
 ReadData             INFO EventStreamInfo: ItemList:
 ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 9102, key = MyHits
-ReadData             INFO CLID = 222376821, key = StreamX
+ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
 ReadData             INFO EventInfo event: 19 run: 1
@@ -1029,10 +1083,13 @@ WriteCond            INFO Hit x = 1926.91 y = 52.2238 z = -1855.07 detector = Du
 WriteCond            INFO Hit x = 1930.12 y = 46.5449 z = -1856.17 detector = DummyHitDetector
 WriteCond            INFO registered all data
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 20 events processed so far  <<<===
-MetaDataSvc         DEBUG handle() EndInputFile for FID:????
-MetaDataSvc         DEBUG retireMetadataSource: FID:????
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile1.root
-StorageSvc          DEBUG Closing database: FID=????
+MetaDataSvc         DEBUG handle() EndInputFile for FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+MetaDataSvc         DEBUG retireMetadataSource: FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
+EventSelector        INFO Disconnecting input sourceID: F2313678-C96A-964F-89E8-08BAB39F2DA7
+StorageSvc          DEBUG Disconnect request for database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7 PFN=SimplePoolFile1.root
+StorageSvc          DEBUG Closing database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   READ      [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 AthenaEventLoopMgr   INFO No more events in event selection 
 WriteCond            INFO in finalize()
 WriteCond            INFO Pedestal x = 193136 y = 14420 z = -175208 string = <..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o>
@@ -1041,6 +1098,12 @@ PoolSvc             DEBUG Disconnect request for contextId=0
 PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=1
 ApplicationMgr       INFO Application Manager Stopped successfully
+Stream1              INFO Finalize: preparing to write conditions objects 
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     UPDATE    [ROOT_All] 
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile4.root returned FID: '298DE14D-49CF-674A-9171-CEBBD9BEC6F8' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   CREATE    [ROOT_All] 298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO                           SimplePoolFile4.root
 SimplePoolFile4...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
@@ -1055,57 +1118,68 @@ SimplePoolFile4...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Param
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/##Params [200]  (2 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
 ##Params            DEBUG No objects passing selection criteria... Container has 0 Entries in total.
 Stream1              INFO Identified a total of 1 objects to write out:
 Stream1              INFO 0: ExampleHitContainer#PedestalWriteData#PedestalWriteData
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO ExampleHitContainer_p1 [????]
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] ConditionsContainerExampleHitContainer_p1(PedestalWriteData)
+StorageSvc           INFO ExampleHitContainer_p1 [6BB89FA1-EB62-4641-97CA-3F8DB6588053]
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] ConditionsContainerExampleHitContainer_p1(PedestalWriteData)
 ConditionsConta...  DEBUG Opening
 ConditionsConta...  DEBUG    attributes# = 1
 ConditionsConta...  DEBUG Branch container 'PedestalWriteData'
 ConditionsConta...  DEBUG Opened container ConditionsContainerExampleHitContainer_p1(PedestalWriteData) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/ConditionsContainerExampleHitContainer_p1(PedestalWriteData) [203]  (3 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[0 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/ConditionsContainerExampleHitContainer_p1(PedestalWriteData) [203]  (3 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile4...  DEBUG --->Adding Shape[0 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:ExampleHitContainer_p1
 SimplePoolFile4...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO DataHeader_p6 [????]
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainer(DataHeader)
+StorageSvc           INFO DataHeader_p6 [4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/POOLContainer(DataHeader) [203]  (4 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[1 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLContainer(DataHeader) [203]  (4 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile4...  DEBUG --->Adding Shape[1 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:DataHeader_p6
 SimplePoolFile4...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO DataHeaderForm_p6 [????]
-SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+StorageSvc           INFO DataHeaderForm_p6 [7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]
+SimplePoolFile4...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile4...  DEBUG --->Adding Assoc :????/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffff)
-SimplePoolFile4...  DEBUG ---->ClassID:????
-SimplePoolFile4...  DEBUG --->Adding Shape[2 , ????]:  [1 Column(s)] 
+SimplePoolFile4...  DEBUG --->Adding Assoc :298DE14D-49CF-674A-9171-CEBBD9BEC6F8/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffffffffffff)
+SimplePoolFile4...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile4...  DEBUG --->Adding Shape[2 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]:  [1 Column(s)] 
 SimplePoolFile4...  DEBUG ---->Class:DataHeaderForm_p6
 SimplePoolFile4...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 Stream1              INFO Written 1 objects to output stream
 Stream1              INFO Objects NOT registered in IOV database
 ReadData             INFO in finalize()
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile4.root
-StorageSvc          DEBUG Closing database: FID=????
+ReadData            DEBUG Calling destructor
+WriteCond           DEBUG Calling destructor
+StorageSvc          DEBUG Disconnect request for database: FID=298DE14D-49CF-674A-9171-CEBBD9BEC6F8 PFN=SimplePoolFile4.root
+StorageSvc          DEBUG Closing database: FID=298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   CREATE    [ROOT_All] 298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     UPDATE    [ROOT_All] 
 AthDictLoaderSvc     INFO in finalize...
 ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+commitOutput         INFO Time User   : Tot=    0 [us]  #=  1
+cRep_ALL             INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #=  2
+fRep_ALL             INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #=  2
+cRepR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #=  3
+cObjR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 46
+cObj_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.455(+-    2.08)/       0/      10 [ms] #= 44
+ChronoStatSvc        INFO Time User   : Tot=  230 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WMeta.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WMeta.ref
index 6e3788164392..20cb758cd631 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WMeta.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WMeta.ref
@@ -1,15 +1,61 @@
+Thu Oct 14 16:01:15 CDT 2021
+Preloading tcmalloc_minimal.so
+Athena               INFO including file "AthenaCommon/Preparation.py"
+Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
+Athena               INFO including file "AthenaCommon/Execution.py"
+Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_WMetaJobOptions.py"
+Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO No duplicates have been found: that's good !
+Athena               INFO including file "AthenaCommon/runbatch.py"
+ApplicationMgr    SUCCESS 
+====================================================================================================================================
+                                                   Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
+                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:01:26 2021
+====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
+ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
+ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
+xAODMaker::Even...   INFO Initializing xAODMaker::EventInfoCnvAlg
 MetaDataSvc          INFO Initializing MetaDataSvc
+AthenaPoolCnvSvc    DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Service base class initialized successfully
+PoolSvc              INFO io_register[PoolSvc](xmlcatalog_file:Catalog2.xml) [ok]
+PoolSvc              INFO Set connectionsvc retry/timeout/IDLE timeout to  'ConnectionRetrialPeriod':300/ 'ConnectionRetrialTimeOut':3600/ 'ConnectionTimeOut':5 seconds with connection cleanup disabled
+PoolSvc              INFO Frontier compression level set to 5
+DBReplicaSvc         INFO Frontier server at (serverurl=http://atlasfrontier-ai.cern.ch:8000/atlr)(serverurl=http://frontier-atlas.lcg.triumf.ca:3128/ATLAS_frontier)(serverurl=http://ccfrontier.in2p3.fr:23128/ccin2p3-AtlasFrontier)(proxyurl=http://atlasbpfrontier.cern.ch:3127)(proxyurl=http://atlasbpfrontier.fnal.gov:3127) will be considered for COOL data
+DBReplicaSvc         INFO Read replica configuration from /users/gemmeren/workarea/build/x86_64-centos7-gcc8-opt/share/dbreplica.config
+DBReplicaSvc         INFO Total of 1 servers found for host atlaslogin01.hep.anl.gov [ATLF ]
+PoolSvc              INFO Successfully setup replica sorting algorithm
 PoolSvc             DEBUG OutputLevel is 2
+PoolSvc              INFO Setting up APR FileCatalog and Streams
+PoolSvc              INFO POOL WriteCatalog is xmlcatalog_file:Catalog2.xml
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
 AthenaPoolCnvSvc    DEBUG Registering all Tools in ToolHandleArray OutputStreamingTool
+MetaDataSvc          INFO Found MetaDataTools = PublicToolHandleArray([])
+xAODMaker::Even...   INFO Beam conditions service not available
+xAODMaker::Even...   INFO Will not fill beam spot information into xAOD::EventInfo
+ClassIDSvc           INFO getRegistryEntries: read 1151 CLIDRegistry entries for module ALL
+WriteData           DEBUG Property update for OutputLevel : new value = 2
 WriteData            INFO in initialize()
+WriteData           DEBUG input handles: 0
+WriteData           DEBUG output handles: 2
+WriteData           DEBUG Data Deps for WriteData
   + OUTPUT  ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + OUTPUT  ( 'ExampleHitContainer' , 'StoreGateSvc+PetersHits' ) 
 WriteCond            INFO in initialize()
+Stream1             DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1             DEBUG In initialize 
 Stream1             DEBUG Found IDecisionSvc.
 DecisionSvc          INFO Inserting stream: Stream1 with no Algs
@@ -17,16 +63,35 @@ Stream1             DEBUG End initialize
 Stream1             DEBUG In initialize
 Stream1             DEBUG Found StoreGateSvc store.
 Stream1             DEBUG Found MetaDataStore store.
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1.Stream1...   INFO Initializing Stream1.Stream1Tool
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.FileMet...  DEBUG Property update for OutputLevel : new value = 2
+TagInfoMgr           INFO   AlgTool: TagInfoMgr.IOVDbMetaDataTool
 Stream1.FileMet...  DEBUG Creating new xAOD::FileMetaData object to fill
+Stream1.Thinnin...  DEBUG Property update for OutputLevel : new value = 2
+Stream1              INFO Found HelperTools = PrivateToolHandleArray(['MakeEventStreamInfo/Stream1_MakeEventStreamInfo','xAODMaker::EventFormatStreamHelperTool/Stream1_MakeEventFormat','xAODMaker::FileMetaDataCreatorTool/FileMetaDataCreatorTool','Athena::ThinningCacheTool/ThinningCacheTool_Stream1'])
 Stream1              INFO Data output: ROOTTREE:SimplePoolFile5.root
-Stream1              INFO ../O reinitialization...
+Stream1              INFO I/O reinitialization...
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+ClassIDSvc           INFO getRegistryEntries: read 897 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 7 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 33 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 22 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 19 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 68 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 6 CLIDRegistry entries for module ALL
 Stream1             DEBUG End initialize
+Stream1             DEBUG input handles: 0
+Stream1             DEBUG output handles: 2
 Stream1             DEBUG Registering all Tools in ToolHandleArray HelperTools
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventStreamInfo (MakeEventStreamInfo)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventFormat (xAODMaker::EventFormatStreamHelperTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.FileMetaDataCreatorTool (xAODMaker::FileMetaDataCreatorTool)
+Stream1             DEBUG Adding private ToolHandle tool Stream1.ThinningCacheTool_Stream1 (Athena::ThinningCacheTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1Tool (AthenaOutputStreamTool)
+Stream1             DEBUG Data Deps for Stream1
   + INPUT   ( 'AthenaAttributeList' , 'StoreGateSvc+SimpleTag' ) 
   + OUTPUT  ( 'DataHeader' , 'StoreGateSvc+Stream1' ) 
   + OUTPUT  ( 'SG::CompressionInfo' , 'StoreGateSvc+CompressionInfo_Stream1' ) 
@@ -39,9 +104,10 @@ EventPersistenc...   INFO Added successfully Conversion service:McCnvSvc
 AthenaEventLoopMgr   INFO   ===>>>  start of run 0    <<<===
 IOVDbSvc             INFO Only 5 POOL conditions files will be open at once
 IOVDbSvc             INFO Setting run/LB/time from EventSelector override in initialize
-IOVDbSvc             INFO ../time set to [0,0 : 0]
+IOVDbSvc             INFO run/LB/time set to [0,0 : 0]
 IOVDbSvc             INFO Initialised with 1 connections and 0 folders
 IOVDbSvc             INFO Service IOVDbSvc initialised successfully
+IOVDbSvc             INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #0 0 events processed so far  <<<===
 EventInfoTagBui...   INFO No input attribute list
 WriteData           DEBUG in execute()
@@ -58,6 +124,7 @@ WriteCond            INFO Hit x = 23.7045 y = -42.0973 z = 46.3159 detector = Du
 WriteCond            INFO Hit x = 26.9145 y = -47.7762 z = 44.9265 detector = DummyHitDetector
 WriteCond            INFO Hit x = 30.1245 y = -53.4551 z = 43.831 detector = DummyHitDetector
 WriteCond            INFO registered all data
+ClassIDSvc           INFO getRegistryEntries: read 374 CLIDRegistry entries for module ALL
 Stream1             DEBUG addItemObjects(2101,"*") called
 Stream1             DEBUG            Key:*
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -71,10 +138,15 @@ Stream1             DEBUG  Added object 9102,"MyHits"
 Stream1             DEBUG  Collected objects:
 Stream1             DEBUG  Object/count: EventInfo_McEventInfo, 1
 Stream1             DEBUG  Object/count: ExampleHitContainer_MyHits, 1
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     UPDATE    [ROOT_All] 
 AthenaPoolCnvSvc    DEBUG setAttribute TREE_MAX_SIZE to 1099511627776L
 AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_SPLITLEVEL to 0
 AthenaPoolCnvSvc    DEBUG setAttribute STREAM_MEMBER_WISE to 1
 AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_BUFFERSIZE to 32000
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile5.root returned FID: 'C949FD2E-3B8E-9343-AAE0-0C43' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   CREATE    [ROOT_All] C949FD2E-3B8E-9343-AAE0-0C43
+Domain[ROOT_All]     INFO                           SimplePoolFile5.root
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
@@ -89,81 +161,81 @@ SimplePoolFile5...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Param
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/##Params [200]  (2 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
 ##Params            DEBUG No objects passing selection criteria... Container has 0 Entries in total.
 AthenaPoolCnvSvc    DEBUG setAttribute CONTAINER_SPLITLEVEL to 0 for db: SimplePoolFile5.root and cont: TTree=POOLContainerForm(DataHeaderForm)
 Stream1             DEBUG connectOutput done for ROOTTREE:SimplePoolFile5.root
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO EventInfo_p4 [????]
-SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+StorageSvc           INFO EventInfo_p4 [C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]
+SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[0 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile5...  DEBUG --->Adding Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:EventInfo_p4
 SimplePoolFile5...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO ExampleHitContainer_p1 [????]
-SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(ExampleHitContainer_p1/MyHits)
+StorageSvc           INFO ExampleHitContainer_p1 [6BB89FA1-EB62-4641-97CA-3F8DB6588053]
+SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(ExampleHitContainer_p1/MyHits)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleHitContainer_p1_MyHits'
 CollectionTree(...  DEBUG Opened container CollectionTree(ExampleHitContainer_p1/MyHits) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[1 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile5...  DEBUG --->Adding Shape[1 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:ExampleHitContainer_p1
 SimplePoolFile5...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO DataHeader_p6 [????]
-SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainer(DataHeader)
+StorageSvc           INFO DataHeader_p6 [4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]
+SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[2 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile5...  DEBUG --->Adding Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:DataHeader_p6
 SimplePoolFile5...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO DataHeaderForm_p6 [????]
-SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+StorageSvc           INFO DataHeaderForm_p6 [7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]
+SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[3 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile5...  DEBUG --->Adding Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:DataHeaderForm_p6
 SimplePoolFile5...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO Token [????]
+StorageSvc           INFO Token [E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(Token)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'Token'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(Token) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[4 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile5...  DEBUG --->Adding Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:Token
 SimplePoolFile5...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO bool [????]
+StorageSvc           INFO bool [13FF06C5-AB4B-6EDD-68AB-3E6350E95305]
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(IsSimulation)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'IsSimulation'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(IsSimulation) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[5 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(IsSimulation) [202]  (8 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
+SimplePoolFile5...  DEBUG --->Adding Shape[5 , 13FF06C5-AB4B-6EDD-68AB-3E6350E95305]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:bool
 SimplePoolFile5...  DEBUG ---->[0]:bool Typ:bool [9] Size:0 Offset:0 #Elements:1
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(IsCalibration)
@@ -171,25 +243,25 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'IsCalibration'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(IsCalibration) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(IsCalibration) [202]  (9 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(IsTestBeam)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'IsTestBeam'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(IsTestBeam) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(IsTestBeam) [202]  (a , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:13FF06C5-AB4B-6EDD-68AB-3E6350E95305
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO unsigned int [????]
+StorageSvc           INFO unsigned int [BBACA313-D7B0-3A4C-9161-089CACF4B1CC]
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(McChannel)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'McChannel'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(McChannel) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLCollectionTree(McChannel) [202]  (b , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[6 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(McChannel) [202]  (b , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile5...  DEBUG --->Adding Shape[6 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:unsigned int
 SimplePoolFile5...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(RunNumber)
@@ -197,18 +269,18 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'RunNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(RunNumber) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLCollectionTree(RunNumber) [202]  (c , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(RunNumber) [202]  (c , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO unsigned long long [????]
+StorageSvc           INFO unsigned long long [388BE2E0-4452-7BB9-2563-DA3365C64623]
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventNumber)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventNumber) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventNumber) [202]  (d , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[7 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(EventNumber) [202]  (d , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:388BE2E0-4452-7BB9-2563-DA3365C64623
+SimplePoolFile5...  DEBUG --->Adding Shape[7 , 388BE2E0-4452-7BB9-2563-DA3365C64623]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:unsigned long long
 SimplePoolFile5...  DEBUG ---->[0]:unsigned long long Typ:unsigned long long [23] Size:0 Offset:0 #Elements:1
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(LumiBlockN)
@@ -216,48 +288,49 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'LumiBlockN'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(LumiBlockN) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(LumiBlockN) [202]  (e , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(ConditionsRun)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'ConditionsRun'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(ConditionsRun) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(ConditionsRun) [202]  (f , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventTime)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventTime'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventTime) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventTime) [202]  (10 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(EventTime) [202]  (10 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventTimeNanoSec)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventTimeNanoSec'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventTimeNanoSec) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(EventTimeNanoSec) [202]  (11 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(BunchId)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'BunchId'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(BunchId) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLCollectionTree(BunchId) [202]  (12 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(BunchId) [202]  (12 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO float [????]
+StorageSvc           INFO float [64DE6A54-6E0B-BCDF-8A08-6EF31347E768]
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventWeight)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventWeight'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventWeight) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventWeight) [202]  (13 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[8 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/POOLCollectionTree(EventWeight) [202]  (13 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:64DE6A54-6E0B-BCDF-8A08-6EF31347E768
+SimplePoolFile5...  DEBUG --->Adding Shape[8 , 64DE6A54-6E0B-BCDF-8A08-6EF31347E768]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:float
 SimplePoolFile5...  DEBUG ---->[0]:float Typ:float [10] Size:0 Offset:0 #Elements:1
+ClassIDSvc           INFO getRegistryEntries: read 21 CLIDRegistry entries for module ALL
 Stream1.FileMet...  DEBUG beam energy "" tag could not be converted to float
 Stream1.FileMet...  DEBUG Failed to retrieve  'SimInfoKey':'/Simulation/Parameters' => cannot set: xAOD::FileMetaData::simFlavour, and xAOD::FileMetaData::isDataOverlay
 Stream1.FileMet...  DEBUG Retrieved  'EventInfoKey':'EventInfo'
@@ -859,6 +932,7 @@ WriteCond            INFO in finalize()
 WriteCond            INFO Pedestal x = 193136 y = -5580.01 z = -175208 string = <..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o..........o>
 Stream1             DEBUG AthenaOutputStream Stream1 ::stop()
 Stream1             DEBUG slot 0  handle() incident type: MetaDataStop
+Stream1             DEBUG metadataItemList: [EventStreamInfo#Stream1, IOVMetaDataContainer#*, xAOD::EventFormat#EventFormatStream1, xAOD::FileMetaData#FileMetaData, xAOD::FileMetaDataAuxInfo#FileMetaDataAux., ExampleHitContainer#PedestalWriteData]
 Stream1             DEBUG addItemObjects(9102,"PedestalWriteData") called
 Stream1             DEBUG            Key:PedestalWriteData
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -891,15 +965,15 @@ Stream1             DEBUG      Comp Attr 0 with 15 mantissa bits.
 Stream1             DEBUG  Added object 1316383046,"/TagInfo"
 Stream1             DEBUG connectOutput done for ROOTTREE:SimplePoolFile5.root
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [????]
+StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [202]  (14 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[9 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [202]  (14 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile5...  DEBUG --->Adding Shape[9 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:xAOD::FileMetaDataAuxInfo_v1
 SimplePoolFile5...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(ExampleHitContainer_p1/PedestalWriteData)
@@ -907,54 +981,54 @@ MetaData(Exampl...  DEBUG Opening
 MetaData(Exampl...  DEBUG    attributes# = 1
 MetaData(Exampl...  DEBUG Branch container 'ExampleHitContainer_p1_PedestalWriteData'
 MetaData(Exampl...  DEBUG Opened container MetaData(ExampleHitContainer_p1/PedestalWriteData) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/MetaData(ExampleHitContainer_p1/PedestalWriteData) [202]  (15 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/MetaData(ExampleHitContainer_p1/PedestalWriteData) [202]  (15 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO EventStreamInfo_p3 [????]
+StorageSvc           INFO EventStreamInfo_p3 [11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
 MetaData(EventS...  DEBUG Opened container MetaData(EventStreamInfo_p3/Stream1) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/MetaData(EventStreamInfo_p3/Stream1) [202]  (16 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[10 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/MetaData(EventStreamInfo_p3/Stream1) [202]  (16 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile5...  DEBUG --->Adding Shape[10 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:EventStreamInfo_p3
 SimplePoolFile5...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaData_v1 [????]
+StorageSvc           INFO xAOD::FileMetaData_v1 [C87E3828-4A7A-480A-95DE-0339539F6A0F]
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaData_v1/FileMetaData)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaData_v1_FileMetaData'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaData_v1/FileMetaData) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [202]  (17 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[11 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/MetaData(xAOD::FileMetaData_v1/FileMetaData) [202]  (17 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile5...  DEBUG --->Adding Shape[11 , C87E3828-4A7A-480A-95DE-0339539F6A0F]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:xAOD::FileMetaData_v1
 SimplePoolFile5...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::EventFormat_v1 [????]
+StorageSvc           INFO xAOD::EventFormat_v1 [0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::EventFormat_v1/EventFormatStream1)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::EventFormat_v1_EventFormatStream1'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::EventFormat_v1/EventFormatStream1) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [202]  (18 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[12 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [202]  (18 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile5...  DEBUG --->Adding Shape[12 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:xAOD::EventFormat_v1
 SimplePoolFile5...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO IOVMetaDataContainer_p1 [????]
+StorageSvc           INFO IOVMetaDataContainer_p1 [6C2DE6DF-6D52-43F6-B435-9F29812F40C0]
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/MetaData(IOVMetaDataContainer_p1//TagInfo) [202]  (19 , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
-SimplePoolFile5...  DEBUG --->Adding Shape[13 , ????]:  [1 Column(s)] 
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/MetaData(IOVMetaDataContainer_p1//TagInfo) [202]  (19 , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile5...  DEBUG --->Adding Shape[13 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]:  [1 Column(s)] 
 SimplePoolFile5...  DEBUG ---->Class:IOVMetaDataContainer_p1
 SimplePoolFile5...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdr(DataHeader)
@@ -962,37 +1036,50 @@ MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/MetaDataHdr(DataHeader) [202]  (1a , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/MetaDataHdr(DataHeader) [202]  (1a , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
 SimplePoolFile5...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile5...  DEBUG --->Adding Assoc :????/MetaDataHdrForm(DataHeaderForm) [202]  (1b , ffffffff)
-SimplePoolFile5...  DEBUG ---->ClassID:????
+SimplePoolFile5...  DEBUG --->Adding Assoc :C949FD2E-3B8E-9343-AAE0-0C43/MetaDataHdrForm(DataHeaderForm) [202]  (1b , ffffffffffffffff)
+SimplePoolFile5...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 MetaData(xAOD::...  DEBUG  SG::IAuxStoreIO* detected in xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.
 MetaData(xAOD::...  DEBUG        Attributes= 1
 MetaData(xAOD::...  DEBUG    Creating branch for new dynamic attribute, Id=52: type=float, mcProcID
 MetaData(xAOD::...  DEBUG createBasicAuxBranch: xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAuxDyn.mcProcID, leaf:mcProcID/F
+ClassIDSvc           INFO getRegistryEntries: read 25 CLIDRegistry entries for module ALL
 Stream1              INFO Metadata records written: 21
 Stream1             DEBUG Leaving incident handler for MetaDataStop
 PoolSvc             DEBUG Disconnect request for contextId=0
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=1
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile5.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=C949FD2E-3B8E-9343-AAE0-0C43 PFN=SimplePoolFile5.root
+StorageSvc          DEBUG Closing database: FID=C949FD2E-3B8E-9343-AAE0-0C43
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   CREATE    [ROOT_All] C949FD2E-3B8E-9343-AAE0-0C43
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     UPDATE    [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 ApplicationMgr       INFO Application Manager Stopped successfully
 WriteData            INFO in finalize()
+WriteData           DEBUG Calling destructor
 Stream1             DEBUG finalize: Optimize output
 PoolSvc             DEBUG Disconnect request for contextId=2
 Stream1             DEBUG finalize: end optimize output
+IOVDbSvc             INFO  bytes in ((      0.00 ))s
+IOVDbSvc             INFO Connection sqlite://;schema=cooldummy.db;dbname=OFLP200 : nConnect: 0 nFolders: 0 ReadTime: ((     0.00 ))s
+DecisionSvc          INFO Finalized successfully.
 AthDictLoaderSvc     INFO in finalize...
 ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 21
+cRep_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.448(+-    2.69)/       0/      20 [ms] #= 67
+cRepR_ALL            INFO Time User   : Tot=   30 [ms] Ave/Min/Max=  0.0912(+-   0.951)/       0/      10 [ms] #=329
+fRep_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.597(+-    2.37)/       0/      10 [ms] #= 67
+ChronoStatSvc        INFO Time User   : Tot=  390 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Write.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Write.ref
index cd37bea92b87..c26b14b5bf34 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Write.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Write.ref
@@ -1,16 +1,64 @@
+Thu Oct 14 15:58:09 CDT 2021
+Preloading tcmalloc_minimal.so
+Athena               INFO including file "AthenaCommon/Preparation.py"
+Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
+Athena               INFO including file "AthenaCommon/Execution.py"
+Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_WriteJobOptions.py"
+Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO No duplicates have been found: that's good !
+Athena               INFO including file "AthenaCommon/runbatch.py"
+ApplicationMgr    SUCCESS 
+====================================================================================================================================
+                                                   Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
+                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 15:58:24 2021
+====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
+ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
+ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 859 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
+xAODMaker::Even...   INFO Initializing xAODMaker::EventInfoCnvAlg
 MetaDataSvc          INFO Initializing MetaDataSvc
+AthenaPoolCnvSvc    DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Property update for OutputLevel : new value = 2
+PoolSvc             DEBUG Service base class initialized successfully
+PoolSvc              INFO io_register[PoolSvc](xmlcatalog_file:Catalog1.xml) [ok]
+PoolSvc              INFO Set connectionsvc retry/timeout/IDLE timeout to  'ConnectionRetrialPeriod':300/ 'ConnectionRetrialTimeOut':3600/ 'ConnectionTimeOut':5 seconds with connection cleanup disabled
+PoolSvc              INFO Frontier compression level set to 5
+DBReplicaSvc         INFO Frontier server at (serverurl=http://atlasfrontier-ai.cern.ch:8000/atlr)(serverurl=http://frontier-atlas.lcg.triumf.ca:3128/ATLAS_frontier)(serverurl=http://ccfrontier.in2p3.fr:23128/ccin2p3-AtlasFrontier)(proxyurl=http://atlasbpfrontier.cern.ch:3127)(proxyurl=http://atlasbpfrontier.fnal.gov:3127) will be considered for COOL data
+DBReplicaSvc         INFO Read replica configuration from /users/gemmeren/workarea/build/x86_64-centos7-gcc8-opt/share/dbreplica.config
+DBReplicaSvc         INFO Total of 1 servers found for host atlaslogin01.hep.anl.gov [ATLF ]
+PoolSvc              INFO Successfully setup replica sorting algorithm
 PoolSvc             DEBUG OutputLevel is 2
+PoolSvc              INFO Setting up APR FileCatalog and Streams
+PoolSvc              INFO POOL WriteCatalog is xmlcatalog_file:Catalog1.xml
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     READ      [ROOT_All] 
 AthenaPoolCnvSvc    DEBUG Registering all Tools in ToolHandleArray OutputStreamingTool
+MetaDataSvc          INFO Found MetaDataTools = PublicToolHandleArray(['BookkeeperTool/BookkeeperTool'])
+MetaDataSvc          INFO   AlgTool: ToolSvc.BookkeeperTool
+xAODMaker::Even...   INFO Beam conditions service not available
+xAODMaker::Even...   INFO Will not fill beam spot information into xAOD::EventInfo
+ClassIDSvc           INFO getRegistryEntries: read 1151 CLIDRegistry entries for module ALL
+WriteData           DEBUG Property update for OutputLevel : new value = 2
 WriteData            INFO in initialize()
+WriteData           DEBUG input handles: 0
+WriteData           DEBUG output handles: 2
+WriteData           DEBUG Data Deps for WriteData
   + OUTPUT  ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + OUTPUT  ( 'ExampleHitContainer' , 'StoreGateSvc+PetersHits' ) 
 WriteTag             INFO in initialize()
 MagicWriteTag        INFO in initialize()
+Stream1             DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1             DEBUG In initialize 
 Stream1             DEBUG Found IDecisionSvc.
 DecisionSvc          INFO Inserting stream: Stream1 with no Algs
@@ -18,20 +66,45 @@ Stream1             DEBUG End initialize
 Stream1             DEBUG In initialize
 Stream1             DEBUG Found StoreGateSvc store.
 Stream1             DEBUG Found MetaDataStore store.
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
 Stream1.Stream1...   INFO Initializing Stream1.Stream1Tool
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+Stream1.FileMet...  DEBUG Property update for OutputLevel : new value = 2
+TagInfoMgr           INFO   AlgTool: TagInfoMgr.IOVDbMetaDataTool
 Stream1.FileMet...  DEBUG Creating new xAOD::FileMetaData object to fill
+Stream1.Thinnin...  DEBUG Property update for OutputLevel : new value = 2
+Stream1              INFO Found HelperTools = PrivateToolHandleArray(['MakeEventStreamInfo/Stream1_MakeEventStreamInfo','xAODMaker::EventFormatStreamHelperTool/Stream1_MakeEventFormat','xAODMaker::FileMetaDataCreatorTool/FileMetaDataCreatorTool','Athena::ThinningCacheTool/ThinningCacheTool_Stream1'])
 Stream1              INFO Data output: SimplePoolFile1.root
-Stream1              INFO ../O reinitialization...
+Stream1              INFO I/O reinitialization...
+Stream1.Stream1...  DEBUG Property update for OutputLevel : new value = 2
+ClassIDSvc           INFO getRegistryEntries: read 607 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 7 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 33 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 22 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 19 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 68 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 6 CLIDRegistry entries for module ALL
 Stream1             DEBUG End initialize
+Stream1             DEBUG input handles: 0
+Stream1             DEBUG output handles: 2
 Stream1             DEBUG Registering all Tools in ToolHandleArray HelperTools
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventStreamInfo (MakeEventStreamInfo)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1_MakeEventFormat (xAODMaker::EventFormatStreamHelperTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.FileMetaDataCreatorTool (xAODMaker::FileMetaDataCreatorTool)
+Stream1             DEBUG Adding private ToolHandle tool Stream1.ThinningCacheTool_Stream1 (Athena::ThinningCacheTool)
 Stream1             DEBUG Adding private ToolHandle tool Stream1.Stream1Tool (AthenaOutputStreamTool)
+Stream1             DEBUG Data Deps for Stream1
   + INPUT   ( 'AthenaAttributeList' , 'StoreGateSvc+MagicTag' ) 
   + OUTPUT  ( 'DataHeader' , 'StoreGateSvc+Stream1' ) 
   + OUTPUT  ( 'SG::CompressionInfo' , 'StoreGateSvc+CompressionInfo_Stream1' ) 
   + OUTPUT  ( 'SG::SelectionVetoes' , 'StoreGateSvc+SelectionVetoes_Stream1' ) 
+ClassIDSvc           INFO getRegistryEntries: read 24 CLIDRegistry entries for module ALL
+Stream2             DEBUG Property update for OutputLevel : new value = 2
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
 Stream2             DEBUG In initialize 
 Stream2             DEBUG Found IDecisionSvc.
 DecisionSvc          INFO Inserting stream: Stream2 with no Algs
@@ -39,24 +112,36 @@ Stream2             DEBUG End initialize
 Stream2             DEBUG In initialize
 Stream2             DEBUG Found StoreGateSvc store.
 Stream2             DEBUG Found MetaDataStore store.
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
 Stream2.Stream2...   INFO Initializing Stream2.Stream2Tool
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
+Stream2.FileMet...  DEBUG Property update for OutputLevel : new value = 2
 Stream2.FileMet...  DEBUG Creating new xAOD::FileMetaData object to fill
+Stream2.Thinnin...  DEBUG Property update for OutputLevel : new value = 2
+Stream2              INFO Found HelperTools = PrivateToolHandleArray(['MakeEventStreamInfo/Stream2_MakeEventStreamInfo','xAODMaker::EventFormatStreamHelperTool/Stream2_MakeEventFormat','xAODMaker::FileMetaDataCreatorTool/FileMetaDataCreatorTool','Athena::ThinningCacheTool/ThinningCacheTool_Stream2'])
 Stream2              INFO Data output: SimplePoolFile2.root
-Stream2              INFO ../O reinitialization...
+Stream2              INFO I/O reinitialization...
+Stream2.Stream2...  DEBUG Property update for OutputLevel : new value = 2
 Stream2             DEBUG End initialize
+Stream2             DEBUG input handles: 0
+Stream2             DEBUG output handles: 2
 Stream2             DEBUG Registering all Tools in ToolHandleArray HelperTools
 Stream2             DEBUG Adding private ToolHandle tool Stream2.Stream2_MakeEventStreamInfo (MakeEventStreamInfo)
 Stream2             DEBUG Adding private ToolHandle tool Stream2.Stream2_MakeEventFormat (xAODMaker::EventFormatStreamHelperTool)
 Stream2             DEBUG Adding private ToolHandle tool Stream2.FileMetaDataCreatorTool (xAODMaker::FileMetaDataCreatorTool)
+Stream2             DEBUG Adding private ToolHandle tool Stream2.ThinningCacheTool_Stream2 (Athena::ThinningCacheTool)
 Stream2             DEBUG Adding private ToolHandle tool Stream2.Stream2Tool (AthenaOutputStreamTool)
+Stream2             DEBUG Data Deps for Stream2
   + INPUT   ( 'AthenaAttributeList' , 'StoreGateSvc+RunEventTag' ) 
   + OUTPUT  ( 'DataHeader' , 'StoreGateSvc+Stream2' ) 
   + OUTPUT  ( 'SG::CompressionInfo' , 'StoreGateSvc+CompressionInfo_Stream2' ) 
   + OUTPUT  ( 'SG::SelectionVetoes' , 'StoreGateSvc+SelectionVetoes_Stream2' ) 
 DecisionSvc          INFO Inserting stream: Stream3 with no Algs
 Stream3.Stream3...   INFO Initializing Stream3.Stream3Tool
+Stream3              INFO Found HelperTools = PrivateToolHandleArray(['MakeEventStreamInfo/Stream3_MakeEventStreamInfo','xAODMaker::EventFormatStreamHelperTool/Stream3_MakeEventFormat','xAODMaker::FileMetaDataCreatorTool/FileMetaDataCreatorTool','Athena::ThinningCacheTool/ThinningCacheTool_Stream3'])
 Stream3              INFO Data output: EmptyPoolFile.root
-Stream3              INFO ../O reinitialization...
+Stream3              INFO I/O reinitialization...
 EventSelector        INFO  Enter McEventSelector Initialization 
 AthenaEventLoopMgr   INFO Setup EventSelector service EventSelector
 ApplicationMgr       INFO Application Manager Initialized successfully
@@ -65,9 +150,10 @@ EventPersistenc...   INFO Added successfully Conversion service:McCnvSvc
 AthenaEventLoopMgr   INFO   ===>>>  start of run 1    <<<===
 IOVDbSvc             INFO Only 5 POOL conditions files will be open at once
 IOVDbSvc             INFO Setting run/LB/time from EventSelector override in initialize
-IOVDbSvc             INFO ../time set to [1,0 : 0]
+IOVDbSvc             INFO run/LB/time set to [1,0 : 0]
 IOVDbSvc             INFO Initialised with 1 connections and 0 folders
 IOVDbSvc             INFO Service IOVDbSvc initialised successfully
+IOVDbSvc             INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
 AthenaEventLoopMgr   INFO   ===>>>  start processing event #0, run #1 0 events processed so far  <<<===
 WriteData           DEBUG in execute()
 WriteData            INFO EventInfo event: 0  run: 1
@@ -77,6 +163,7 @@ WriteTag             INFO registered all data
 MagicWriteTag        INFO EventInfo event: 0  run: 1
 MagicWriteTag        INFO registered all data
 EventInfoTagBui...   INFO No input attribute list
+ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
 Stream1             DEBUG addItemObjects(2101,"*") called
 Stream1             DEBUG            Key:*
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -95,6 +182,15 @@ Stream1             DEBUG  No object matching 9102,"PetersHits" found
 Stream1             DEBUG  Collected objects:
 Stream1             DEBUG  Object/count: EventInfo_McEventInfo, 1
 Stream1             DEBUG  Object/count: ExampleHitContainer_MyHits, 1
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     UPDATE    [ROOT_All] 
+AthenaPoolCnvSvc    DEBUG setAttribute TREE_MAX_SIZE to 1099511627776L
+AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_SPLITLEVEL to 0
+AthenaPoolCnvSvc    DEBUG setAttribute STREAM_MEMBER_WISE to 1
+AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_BUFFERSIZE to 32000
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile1.root returned FID: 'F2313678-C96A-964F-89E8-08BAB39F2DA7' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   CREATE    [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO                           SimplePoolFile1.root
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
@@ -109,80 +205,81 @@ SimplePoolFile1...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Param
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/##Params [200]  (2 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
 ##Params            DEBUG No objects passing selection criteria... Container has 0 Entries in total.
+AthenaPoolCnvSvc    DEBUG setAttribute CONTAINER_SPLITLEVEL to 0 for db: SimplePoolFile1.root and cont: TTree=POOLContainerForm(DataHeaderForm)
 Stream1             DEBUG connectOutput done for SimplePoolFile1.root
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO EventInfo_p4 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+StorageSvc           INFO EventInfo_p4 [C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[0 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile1...  DEBUG --->Adding Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:EventInfo_p4
 SimplePoolFile1...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO ExampleHitContainer_p1 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(ExampleHitContainer_p1/MyHits)
+StorageSvc           INFO ExampleHitContainer_p1 [6BB89FA1-EB62-4641-97CA-3F8DB6588053]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(ExampleHitContainer_p1/MyHits)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'ExampleHitContainer_p1_MyHits'
 CollectionTree(...  DEBUG Opened container CollectionTree(ExampleHitContainer_p1/MyHits) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[1 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/CollectionTree(ExampleHitContainer_p1/MyHits) [203]  (4 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6BB89FA1-EB62-4641-97CA-3F8DB6588053
+SimplePoolFile1...  DEBUG --->Adding Shape[1 , 6BB89FA1-EB62-4641-97CA-3F8DB6588053]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:ExampleHitContainer_p1
 SimplePoolFile1...  DEBUG ---->[0]:ExampleHitContainer_p1 Typ:ExampleHitContainer_p1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO DataHeader_p6 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainer(DataHeader)
+StorageSvc           INFO DataHeader_p6 [4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLContainer(DataHeader) [203]  (5 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[2 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainer(DataHeader) [203]  (5 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --->Adding Shape[2 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:DataHeader_p6
 SimplePoolFile1...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO DataHeaderForm_p6 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+StorageSvc           INFO DataHeaderForm_p6 [7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[3 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLContainerForm(DataHeaderForm) [203]  (6 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile1...  DEBUG --->Adding Shape[3 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:DataHeaderForm_p6
 SimplePoolFile1...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO Token [????]
+StorageSvc           INFO Token [E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(Token)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'Token'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(Token) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(Token) [202]  (7 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[4 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(Token) [202]  (7 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile1...  DEBUG --->Adding Shape[4 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:Token
 SimplePoolFile1...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO unsigned int [????]
+StorageSvc           INFO unsigned int [BBACA313-D7B0-3A4C-9161-089CACF4B1CC]
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(RunNumber)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'RunNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(RunNumber) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(RunNumber) [202]  (8 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[5 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(RunNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile1...  DEBUG --->Adding Shape[5 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:unsigned int
 SimplePoolFile1...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventNumber)
@@ -190,15 +287,16 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventNumber) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventNumber) [202]  (9 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(EventNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(MagicNumber)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'MagicNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(MagicNumber) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/POOLCollectionTree(MagicNumber) [202]  (a , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/POOLCollectionTree(MagicNumber) [202]  (a , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+ClassIDSvc           INFO getRegistryEntries: read 21 CLIDRegistry entries for module ALL
 Stream1.FileMet...  DEBUG beam energy "" tag could not be converted to float
 Stream1.FileMet...  DEBUG Failed to retrieve  'SimInfoKey':'/Simulation/Parameters' => cannot set: xAOD::FileMetaData::simFlavour, and xAOD::FileMetaData::isDataOverlay
 Stream1.FileMet...  DEBUG Retrieved  'EventInfoKey':'EventInfo'
@@ -216,6 +314,15 @@ Stream2             DEBUG      Comp Attr 0 with 7 mantissa bits.
 Stream2             DEBUG      Comp Attr 0 with 15 mantissa bits.
 Stream2             DEBUG  Collected objects:
 Stream2             DEBUG  Object/count: EventInfo_McEventInfo, 1
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     UPDATE    [ROOT_All] 
+AthenaPoolCnvSvc    DEBUG setAttribute TREE_MAX_SIZE to 1099511627776L
+AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_SPLITLEVEL to 0
+AthenaPoolCnvSvc    DEBUG setAttribute STREAM_MEMBER_WISE to 1
+AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_BUFFERSIZE to 32000
+PersistencySvc:...  DEBUG lookupPFN: SimplePoolFile2.root returned FID: '73F77177-D136-9344-B64D-29693F68D6C2' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   CREATE    [ROOT_All] 73F77177-D136-9344-B64D-29693F68D6C2
+Domain[ROOT_All]     INFO                           SimplePoolFile2.root
 SimplePoolFile2...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
@@ -230,38 +337,39 @@ SimplePoolFile2...  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Param
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/##Params [200]  (2 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/##Params [200]  (2 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
 ##Params            DEBUG No objects passing selection criteria... Container has 0 Entries in total.
+AthenaPoolCnvSvc    DEBUG setAttribute CONTAINER_SPLITLEVEL to 0 for db: SimplePoolFile2.root and cont: TTree=POOLContainerForm(DataHeaderForm)
 Stream2             DEBUG connectOutput done for SimplePoolFile2.root
-SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] CollectionTree(EventInfo_p4/McEventInfo)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] CollectionTree(EventInfo_p4/McEventInfo)
 CollectionTree(...  DEBUG Opening
 CollectionTree(...  DEBUG    attributes# = 1
 CollectionTree(...  DEBUG Branch container 'EventInfo_p4_McEventInfo'
 CollectionTree(...  DEBUG Opened container CollectionTree(EventInfo_p4/McEventInfo) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Adding Shape[0 , ????]:  [1 Column(s)] 
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/CollectionTree(EventInfo_p4/McEventInfo) [203]  (3 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7
+SimplePoolFile2...  DEBUG --->Adding Shape[0 , C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7]:  [1 Column(s)] 
 SimplePoolFile2...  DEBUG ---->Class:EventInfo_p4
 SimplePoolFile2...  DEBUG ---->[0]:EventInfo_p4 Typ:EventInfo_p4 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainer(DataHeader)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainer(DataHeader)
 POOLContainer(D...  DEBUG Opening
 POOLContainer(D...  DEBUG    attributes# = 1
 POOLContainer(D...  DEBUG Branch container 'DataHeader'
 POOLContainer(D...  DEBUG Opened container POOLContainer(DataHeader) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/POOLContainer(DataHeader) [203]  (4 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Adding Shape[1 , ????]:  [1 Column(s)] 
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/POOLContainer(DataHeader) [203]  (4 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile2...  DEBUG --->Adding Shape[1 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]:  [1 Column(s)] 
 SimplePoolFile2...  DEBUG ---->Class:DataHeader_p6
 SimplePoolFile2...  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLContainerForm(DataHeaderForm)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] POOLContainerForm(DataHeaderForm)
 POOLContainerFo...  DEBUG Opening
 POOLContainerFo...  DEBUG    attributes# = 1
 POOLContainerFo...  DEBUG Branch container 'DataHeaderForm'
 POOLContainerFo...  DEBUG Opened container POOLContainerForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Adding Shape[2 , ????]:  [1 Column(s)] 
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/POOLContainerForm(DataHeaderForm) [203]  (5 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+SimplePoolFile2...  DEBUG --->Adding Shape[2 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]:  [1 Column(s)] 
 SimplePoolFile2...  DEBUG ---->Class:DataHeaderForm_p6
 SimplePoolFile2...  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(Token)
@@ -269,9 +377,9 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'Token'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(Token) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/POOLCollectionTree(Token) [202]  (6 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Adding Shape[3 , ????]:  [1 Column(s)] 
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(Token) [202]  (6 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A
+SimplePoolFile2...  DEBUG --->Adding Shape[3 , E013D4B1-CA9C-4E3C-9BE2-8691BBAFCB9A]:  [1 Column(s)] 
 SimplePoolFile2...  DEBUG ---->Class:Token
 SimplePoolFile2...  DEBUG ---->[0]:Token Typ:Token [18] Size:0 Offset:0 #Elements:1
 SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(RunNumber)
@@ -279,9 +387,9 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'RunNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(RunNumber) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/POOLCollectionTree(RunNumber) [202]  (7 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Adding Shape[4 , ????]:  [1 Column(s)] 
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(RunNumber) [202]  (7 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
+SimplePoolFile2...  DEBUG --->Adding Shape[4 , BBACA313-D7B0-3A4C-9161-089CACF4B1CC]:  [1 Column(s)] 
 SimplePoolFile2...  DEBUG ---->Class:unsigned int
 SimplePoolFile2...  DEBUG ---->[0]:unsigned int Typ:unsigned int [3] Size:0 Offset:0 #Elements:1
 SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(EventNumber)
@@ -289,15 +397,15 @@ POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'EventNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(EventNumber) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/POOLCollectionTree(EventNumber) [202]  (8 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(EventNumber) [202]  (8 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] POOLCollectionTree(MagicNumber)
 POOLCollectionT...  DEBUG Opening
 POOLCollectionT...  DEBUG    attributes# = 1
 POOLCollectionT...  DEBUG Branch container 'MagicNumber'
 POOLCollectionT...  DEBUG Opened container POOLCollectionTree(MagicNumber) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/POOLCollectionTree(MagicNumber) [202]  (9 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/POOLCollectionTree(MagicNumber) [202]  (9 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BBACA313-D7B0-3A4C-9161-089CACF4B1CC
 Stream2.FileMet...  DEBUG beam energy "" tag could not be converted to float
 Stream2.FileMet...  DEBUG Failed to retrieve  'SimInfoKey':'/Simulation/Parameters' => cannot set: xAOD::FileMetaData::simFlavour, and xAOD::FileMetaData::isDataOverlay
 Stream2.FileMet...  DEBUG Retrieved  'EventInfoKey':'EventInfo'
@@ -1083,6 +1191,7 @@ Stream1             DEBUG AthenaOutputStream Stream1 ::stop()
 Stream2             DEBUG AthenaOutputStream Stream2 ::stop()
 Stream1             DEBUG slot 0  handle() incident type: MetaDataStop
 ToolSvc.Bookkee...   INFO Successfully copied CutBookkeepers to the output MetaDataStore
+Stream1             DEBUG metadataItemList: [EventStreamInfo#Stream1, IOVMetaDataContainer#*, xAOD::EventFormat#EventFormatStream1, xAOD::FileMetaData#FileMetaData, xAOD::FileMetaDataAuxInfo#FileMetaDataAux.]
 Stream1             DEBUG addItemObjects(73252552,"FileMetaDataAux.") called
 Stream1             DEBUG            Key:FileMetaDataAux.
 Stream1             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -1110,85 +1219,88 @@ Stream1             DEBUG      Comp Attr 0 with 15 mantissa bits.
 Stream1             DEBUG  Added object 1316383046,"/TagInfo"
 Stream1             DEBUG connectOutput done for SimplePoolFile1.root
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
+StorageSvc           INFO xAOD::FileMetaDataAuxInfo_v1 [BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[6 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (b , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile1...  DEBUG --->Adding Shape[6 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:xAOD::FileMetaDataAuxInfo_v1
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO EventStreamInfo_p3 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream1)
+StorageSvc           INFO EventStreamInfo_p3 [11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream1)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream1'
 MetaData(EventS...  DEBUG Opened container MetaData(EventStreamInfo_p3/Stream1) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[7 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(EventStreamInfo_p3/Stream1) [203]  (c , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile1...  DEBUG --->Adding Shape[7 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:EventStreamInfo_p3
 SimplePoolFile1...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::FileMetaData_v1 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaData_v1/FileMetaData)
+StorageSvc           INFO xAOD::FileMetaData_v1 [C87E3828-4A7A-480A-95DE-0339539F6A0F]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaData_v1/FileMetaData)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaData_v1_FileMetaData'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaData_v1/FileMetaData) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[8 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (d , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile1...  DEBUG --->Adding Shape[8 , C87E3828-4A7A-480A-95DE-0339539F6A0F]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:xAOD::FileMetaData_v1
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO xAOD::EventFormat_v1 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::EventFormat_v1/EventFormatStream1)
+StorageSvc           INFO xAOD::EventFormat_v1 [0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::EventFormat_v1/EventFormatStream1)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::EventFormat_v1_EventFormatStream1'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::EventFormat_v1/EventFormatStream1) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[9 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(xAOD::EventFormat_v1/EventFormatStream1) [203]  (e , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile1...  DEBUG --->Adding Shape[9 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:xAOD::EventFormat_v1
 SimplePoolFile1...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
 StorageSvc           INFO Building shape according to reflection information using shape ID for:
-StorageSvc           INFO IOVMetaDataContainer_p1 [????]
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+StorageSvc           INFO IOVMetaDataContainer_p1 [6C2DE6DF-6D52-43F6-B435-9F29812F40C0]
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --->Adding Shape[10 , ????]:  [1 Column(s)] 
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (f , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile1...  DEBUG --->Adding Shape[10 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]:  [1 Column(s)] 
 SimplePoolFile1...  DEBUG ---->Class:IOVMetaDataContainer_p1
 SimplePoolFile1...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaDataHdr(DataHeader) [203]  (10 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
-SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdr(DataHeader) [203]  (10 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile1...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile1...  DEBUG --->Adding Assoc :????/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffff)
-SimplePoolFile1...  DEBUG ---->ClassID:????
+SimplePoolFile1...  DEBUG --->Adding Assoc :F2313678-C96A-964F-89E8-08BAB39F2DA7/MetaDataHdrForm(DataHeaderForm) [203]  (11 , ffffffffffffffff)
+SimplePoolFile1...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 MetaData(xAOD::...  DEBUG  SG::IAuxStoreIO* detected in xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.
 MetaData(xAOD::...  DEBUG        Attributes= 1
+MetaData(xAOD::...  DEBUG    Creating branch for new dynamic attribute, Id=79: type=float, mcProcID
 MetaData(xAOD::...  DEBUG createBasicAuxBranch: xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAuxDyn.mcProcID, leaf:mcProcID/F
+ClassIDSvc           INFO getRegistryEntries: read 25 CLIDRegistry entries for module ALL
 Stream1              INFO Metadata records written: 21
 Stream1             DEBUG Leaving incident handler for MetaDataStop
 Stream2             DEBUG slot 0  handle() incident type: MetaDataStop
+Stream2             DEBUG metadataItemList: [EventStreamInfo#Stream2, IOVMetaDataContainer#*, xAOD::EventFormat#EventFormatStream2, xAOD::FileMetaData#FileMetaData, xAOD::FileMetaDataAuxInfo#FileMetaDataAux.]
 Stream2             DEBUG addItemObjects(73252552,"FileMetaDataAux.") called
 Stream2             DEBUG            Key:FileMetaDataAux.
 Stream2             DEBUG      Comp Attr 0 with 7 mantissa bits.
@@ -1215,75 +1327,85 @@ Stream2             DEBUG      Comp Attr 0 with 7 mantissa bits.
 Stream2             DEBUG      Comp Attr 0 with 15 mantissa bits.
 Stream2             DEBUG  Added object 1316383046,"/TagInfo"
 Stream2             DEBUG connectOutput done for SimplePoolFile2.root
-SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (a , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Adding Shape[5 , ????]:  [1 Column(s)] 
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (a , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+SimplePoolFile2...  DEBUG --->Adding Shape[5 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]:  [1 Column(s)] 
 SimplePoolFile2...  DEBUG ---->Class:xAOD::FileMetaDataAuxInfo_v1
 SimplePoolFile2...  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream2)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream2)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream2'
 MetaData(EventS...  DEBUG Opened container MetaData(EventStreamInfo_p3/Stream2) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/MetaData(EventStreamInfo_p3/Stream2) [203]  (b , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Adding Shape[6 , ????]:  [1 Column(s)] 
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/MetaData(EventStreamInfo_p3/Stream2) [203]  (b , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+SimplePoolFile2...  DEBUG --->Adding Shape[6 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]:  [1 Column(s)] 
 SimplePoolFile2...  DEBUG ---->Class:EventStreamInfo_p3
 SimplePoolFile2...  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaData_v1/FileMetaData)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaData_v1/FileMetaData)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaData_v1_FileMetaData'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaData_v1/FileMetaData) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (c , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Adding Shape[7 , ????]:  [1 Column(s)] 
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (c , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+SimplePoolFile2...  DEBUG --->Adding Shape[7 , C87E3828-4A7A-480A-95DE-0339539F6A0F]:  [1 Column(s)] 
 SimplePoolFile2...  DEBUG ---->Class:xAOD::FileMetaData_v1
 SimplePoolFile2...  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::EventFormat_v1/EventFormatStream2)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::EventFormat_v1/EventFormatStream2)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::EventFormat_v1_EventFormatStream2'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::EventFormat_v1/EventFormatStream2) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/MetaData(xAOD::EventFormat_v1/EventFormatStream2) [203]  (d , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Adding Shape[8 , ????]:  [1 Column(s)] 
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/MetaData(xAOD::EventFormat_v1/EventFormatStream2) [203]  (d , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+SimplePoolFile2...  DEBUG --->Adding Shape[8 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]:  [1 Column(s)] 
 SimplePoolFile2...  DEBUG ---->Class:xAOD::EventFormat_v1
 SimplePoolFile2...  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (e , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --->Adding Shape[9 , ????]:  [1 Column(s)] 
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (e , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+SimplePoolFile2...  DEBUG --->Adding Shape[9 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]:  [1 Column(s)] 
 SimplePoolFile2...  DEBUG ---->Class:IOVMetaDataContainer_p1
 SimplePoolFile2...  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdr(DataHeader)
+SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/MetaDataHdr(DataHeader) [203]  (f , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
-SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/MetaDataHdr(DataHeader) [203]  (f , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+SimplePoolFile2...  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
-SimplePoolFile2...  DEBUG --->Adding Assoc :????/MetaDataHdrForm(DataHeaderForm) [203]  (10 , ffffffff)
-SimplePoolFile2...  DEBUG ---->ClassID:????
+SimplePoolFile2...  DEBUG --->Adding Assoc :73F77177-D136-9344-B64D-29693F68D6C2/MetaDataHdrForm(DataHeaderForm) [203]  (10 , ffffffffffffffff)
+SimplePoolFile2...  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
 MetaData(xAOD::...  DEBUG  SG::IAuxStoreIO* detected in xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.
 MetaData(xAOD::...  DEBUG        Attributes= 1
+MetaData(xAOD::...  DEBUG    Creating branch for new dynamic attribute, Id=79: type=float, mcProcID
 MetaData(xAOD::...  DEBUG createBasicAuxBranch: xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAuxDyn.mcProcID, leaf:mcProcID/F
 Stream2              INFO Metadata records written: 21
 Stream2             DEBUG Leaving incident handler for MetaDataStop
+DbSession            INFO     Open     DbSession    
+Domain[ROOT_All]     INFO >   Access   DbDomain     UPDATE    [ROOT_All] 
+AthenaPoolCnvSvc    DEBUG setAttribute TREE_MAX_SIZE to 1099511627776L
+AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_SPLITLEVEL to 0
+AthenaPoolCnvSvc    DEBUG setAttribute STREAM_MEMBER_WISE to 1
+AthenaPoolCnvSvc    DEBUG setAttribute DEFAULT_BUFFERSIZE to 32000
+PersistencySvc:...  DEBUG lookupPFN: EmptyPoolFile.root returned FID: 'C7040C30-3363-7D42-B1B7-E3F3B1881030' tech=ROOT_All
+Domain[ROOT_All]     INFO ->  Access   DbDatabase   CREATE    [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO                           EmptyPoolFile.root
 EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Shapes
 ##Shapes            DEBUG Opening
 ##Shapes            DEBUG    attributes# = 1
@@ -1298,102 +1420,112 @@ EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREATE    [ROOT_All] ##Param
 ##Params            DEBUG Opening
 ##Params            DEBUG    attributes# = 1
 ##Params            DEBUG Opened container ##Params of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Adding Assoc :????/##Params [200]  (2 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
+EmptyPoolFile.root  DEBUG --->Adding Assoc :C7040C30-3363-7D42-B1B7-E3F3B1881030/##Params [200]  (2 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:DA8F479C-09BC-49D4-94BC-99D025A23A3B
 ##Params            DEBUG No objects passing selection criteria... Container has 0 Entries in total.
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
+AthenaPoolCnvSvc    DEBUG setAttribute CONTAINER_SPLITLEVEL to 0 for db: EmptyPoolFile.root and cont: TTree=POOLContainerForm(DataHeaderForm)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Adding Shape[0 , ????]:  [1 Column(s)] 
+EmptyPoolFile.root  DEBUG --->Adding Assoc :C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaDataAuxInfo_v1/FileMetaDataAux.) [203]  (3 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:BEE2BECF-A936-4078-9FDD-AD703C9ADF9F
+EmptyPoolFile.root  DEBUG --->Adding Shape[0 , BEE2BECF-A936-4078-9FDD-AD703C9ADF9F]:  [1 Column(s)] 
 EmptyPoolFile.root  DEBUG ---->Class:xAOD::FileMetaDataAuxInfo_v1
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaDataAuxInfo_v1 Typ:xAOD::FileMetaDataAuxInfo_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(EventStreamInfo_p3/Stream3)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(EventStreamInfo_p3/Stream3)
 MetaData(EventS...  DEBUG Opening
 MetaData(EventS...  DEBUG    attributes# = 1
 MetaData(EventS...  DEBUG Branch container 'EventStreamInfo_p3_Stream3'
 MetaData(EventS...  DEBUG Opened container MetaData(EventStreamInfo_p3/Stream3) of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Adding Assoc :????/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Adding Shape[1 , ????]:  [1 Column(s)] 
+EmptyPoolFile.root  DEBUG --->Adding Assoc :C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(EventStreamInfo_p3/Stream3) [203]  (4 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:11DF1B8C-0DEE-4687-80D7-E74B520ACBB4
+EmptyPoolFile.root  DEBUG --->Adding Shape[1 , 11DF1B8C-0DEE-4687-80D7-E74B520ACBB4]:  [1 Column(s)] 
 EmptyPoolFile.root  DEBUG ---->Class:EventStreamInfo_p3
 EmptyPoolFile.root  DEBUG ---->[0]:EventStreamInfo_p3 Typ:EventStreamInfo_p3 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::FileMetaData_v1/FileMetaData)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::FileMetaData_v1/FileMetaData)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::FileMetaData_v1_FileMetaData'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::FileMetaData_v1/FileMetaData) of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Adding Assoc :????/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Adding Shape[2 , ????]:  [1 Column(s)] 
+EmptyPoolFile.root  DEBUG --->Adding Assoc :C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::FileMetaData_v1/FileMetaData) [203]  (5 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:C87E3828-4A7A-480A-95DE-0339539F6A0F
+EmptyPoolFile.root  DEBUG --->Adding Shape[2 , C87E3828-4A7A-480A-95DE-0339539F6A0F]:  [1 Column(s)] 
 EmptyPoolFile.root  DEBUG ---->Class:xAOD::FileMetaData_v1
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::FileMetaData_v1 Typ:xAOD::FileMetaData_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(xAOD::EventFormat_v1/EventFormatStream3)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(xAOD::EventFormat_v1/EventFormatStream3)
 MetaData(xAOD::...  DEBUG Opening
 MetaData(xAOD::...  DEBUG    attributes# = 1
 MetaData(xAOD::...  DEBUG Branch container 'xAOD::EventFormat_v1_EventFormatStream3'
 MetaData(xAOD::...  DEBUG Opened container MetaData(xAOD::EventFormat_v1/EventFormatStream3) of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Adding Assoc :????/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Adding Shape[3 , ????]:  [1 Column(s)] 
+EmptyPoolFile.root  DEBUG --->Adding Assoc :C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(xAOD::EventFormat_v1/EventFormatStream3) [203]  (6 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:0EFE2D2C-9E78-441D-9A87-9EE2B908AC81
+EmptyPoolFile.root  DEBUG --->Adding Shape[3 , 0EFE2D2C-9E78-441D-9A87-9EE2B908AC81]:  [1 Column(s)] 
 EmptyPoolFile.root  DEBUG ---->Class:xAOD::EventFormat_v1
 EmptyPoolFile.root  DEBUG ---->[0]:xAOD::EventFormat_v1 Typ:xAOD::EventFormat_v1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaData(IOVMetaDataContainer_p1//TagInfo)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaData(IOVMetaDataContainer_p1//TagInfo)
 MetaData(IOVMet...  DEBUG Opening
 MetaData(IOVMet...  DEBUG    attributes# = 1
 MetaData(IOVMet...  DEBUG Branch container 'IOVMetaDataContainer_p1__TagInfo'
 MetaData(IOVMet...  DEBUG Opened container MetaData(IOVMetaDataContainer_p1//TagInfo) of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Adding Assoc :????/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Adding Shape[4 , ????]:  [1 Column(s)] 
+EmptyPoolFile.root  DEBUG --->Adding Assoc :C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaData(IOVMetaDataContainer_p1//TagInfo) [203]  (7 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:6C2DE6DF-6D52-43F6-B435-9F29812F40C0
+EmptyPoolFile.root  DEBUG --->Adding Shape[4 , 6C2DE6DF-6D52-43F6-B435-9F29812F40C0]:  [1 Column(s)] 
 EmptyPoolFile.root  DEBUG ---->Class:IOVMetaDataContainer_p1
 EmptyPoolFile.root  DEBUG ---->[0]:IOVMetaDataContainer_p1 Typ:IOVMetaDataContainer_p1 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdr(DataHeader)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdr(DataHeader)
 MetaDataHdr(Dat...  DEBUG Opening
 MetaDataHdr(Dat...  DEBUG    attributes# = 1
 MetaDataHdr(Dat...  DEBUG Branch container 'DataHeader'
 MetaDataHdr(Dat...  DEBUG Opened container MetaDataHdr(DataHeader) of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Adding Assoc :????/MetaDataHdr(DataHeader) [203]  (8 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Adding Shape[5 , ????]:  [1 Column(s)] 
+EmptyPoolFile.root  DEBUG --->Adding Assoc :C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdr(DataHeader) [203]  (8 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D
+EmptyPoolFile.root  DEBUG --->Adding Shape[5 , 4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D]:  [1 Column(s)] 
 EmptyPoolFile.root  DEBUG ---->Class:DataHeader_p6
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeader_p6 Typ:DataHeader_p6 [21] Size:0 Offset:0 #Elements:1
-EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_Tree] MetaDataHdrForm(DataHeaderForm)
+EmptyPoolFile.root  DEBUG --> Access   DbContainer  CREA/UPDA [ROOT_TreeIndex] MetaDataHdrForm(DataHeaderForm)
 MetaDataHdrForm...  DEBUG Opening
 MetaDataHdrForm...  DEBUG    attributes# = 1
 MetaDataHdrForm...  DEBUG Branch container 'DataHeaderForm'
 MetaDataHdrForm...  DEBUG Opened container MetaDataHdrForm(DataHeaderForm) of type ROOT_Tree
-EmptyPoolFile.root  DEBUG --->Adding Assoc :????/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffff)
-EmptyPoolFile.root  DEBUG ---->ClassID:????
-EmptyPoolFile.root  DEBUG --->Adding Shape[6 , ????]:  [1 Column(s)] 
+EmptyPoolFile.root  DEBUG --->Adding Assoc :C7040C30-3363-7D42-B1B7-E3F3B1881030/MetaDataHdrForm(DataHeaderForm) [203]  (9 , ffffffffffffffff)
+EmptyPoolFile.root  DEBUG ---->ClassID:7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD
+EmptyPoolFile.root  DEBUG --->Adding Shape[6 , 7BE56CEF-C866-4BEE-9348-A5F34B5F1DAD]:  [1 Column(s)] 
 EmptyPoolFile.root  DEBUG ---->Class:DataHeaderForm_p6
 EmptyPoolFile.root  DEBUG ---->[0]:DataHeaderForm_p6 Typ:DataHeaderForm_p6 [21] Size:0 Offset:0 #Elements:1
 MetaData(xAOD::...  DEBUG  SG::IAuxStoreIO* detected in xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAux.
 MetaData(xAOD::...  DEBUG        Attributes= 1
+MetaData(xAOD::...  DEBUG    Creating branch for new dynamic attribute, Id=79: type=float, mcProcID
 MetaData(xAOD::...  DEBUG createBasicAuxBranch: xAOD::FileMetaDataAuxInfo_v1_FileMetaDataAuxDyn.mcProcID, leaf:mcProcID/F
 Stream3              INFO Metadata records written: 1
 PoolSvc             DEBUG Disconnect request for contextId=0
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     READ      [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=1
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile1.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7 PFN=SimplePoolFile1.root
+StorageSvc          DEBUG Closing database: FID=F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   CREATE    [ROOT_All] F2313678-C96A-964F-89E8-08BAB39F2DA7
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     UPDATE    [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=2
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=SimplePoolFile2.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=73F77177-D136-9344-B64D-29693F68D6C2 PFN=SimplePoolFile2.root
+StorageSvc          DEBUG Closing database: FID=73F77177-D136-9344-B64D-29693F68D6C2
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   CREATE    [ROOT_All] 73F77177-D136-9344-B64D-29693F68D6C2
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     UPDATE    [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 PoolSvc             DEBUG Disconnect request for contextId=3
-StorageSvc          DEBUG Disconnect request for database: FID=???? PFN=EmptyPoolFile.root
-StorageSvc          DEBUG Closing database: FID=????
+StorageSvc          DEBUG Disconnect request for database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030 PFN=EmptyPoolFile.root
+StorageSvc          DEBUG Closing database: FID=C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO ->  Deaccess DbDatabase   CREATE    [ROOT_All] C7040C30-3363-7D42-B1B7-E3F3B1881030
+Domain[ROOT_All]     INFO >   Deaccess DbDomain     UPDATE    [ROOT_All] 
 PoolSvc             DEBUG Disconnected PersistencySvc session
 ApplicationMgr       INFO Application Manager Stopped successfully
 AllExecutedEvents    INFO accepted 20 out of 20 events for filter AllExecutedEvents (Number of processed events before any cut)
 WriteData            INFO in finalize()
 WriteTag             INFO in finalize()
 MagicWriteTag        INFO in finalize()
+WriteData           DEBUG Calling destructor
 Stream1             DEBUG finalize: Optimize output
 PoolSvc             DEBUG Disconnect request for contextId=1
 Stream1             DEBUG finalize: end optimize output
@@ -1401,11 +1533,19 @@ Stream2             DEBUG finalize: Optimize output
 PoolSvc             DEBUG Disconnect request for contextId=2
 Stream2             DEBUG finalize: end optimize output
 PoolSvc             DEBUG Disconnect request for contextId=3
+IOVDbSvc             INFO  bytes in ((      0.00 ))s
+IOVDbSvc             INFO Connection sqlite://;schema=cooldummy.db;dbname=OFLP200 : nConnect: 0 nFolders: 0 ReadTime: ((     0.00 ))s
+DecisionSvc          INFO Finalized successfully.
 AthDictLoaderSvc     INFO in finalize...
 ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 43
+cRep_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.169(+-    1.29)/       0/      10 [ms] #=118
+cRepR_ALL            INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.106(+-    1.02)/       0/      10 [ms] #=283
+fRep_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.339(+-    1.81)/       0/      10 [ms] #=118
+ChronoStatSvc        INFO Time User   : Tot=  350 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WriteJobOptions.py b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WriteJobOptions.py
index 08f1e5ceb931..dd97eb0e2568 100755
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WriteJobOptions.py
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WriteJobOptions.py
@@ -77,16 +77,6 @@ import AthenaPoolCnvSvc.WriteAthenaPool
 ## get a handle on the ServiceManager
 from AthenaCommon.AppMgr import ServiceMgr as svcMgr
 
-import sys
-try:
-    os.unlink ('Catalog1.xml')
-except OSError:
-    pass
-try:
-    os.unlink ('Catalog2.xml')
-except OSError:
-    pass
-
 #Explicitly specify the output file catalog
 from PoolSvc.PoolSvcConf import PoolSvc
 svcMgr += PoolSvc()
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog1.xml b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog1.xml
new file mode 100644
index 000000000000..18b1e7e01059
--- /dev/null
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog1.xml
@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
+<!-- Edited By POOL -->
+<!DOCTYPE POOLFILECATALOG SYSTEM "InMemory">
+<POOLFILECATALOG>
+  <File ID="F2313678-C96A-964F-89E8-08BAB39F2DA7">
+    <physical>
+      <pfn filetype="ROOT_All" name="SimplePoolFile1.root"/>
+    </physical>
+    <logical/>
+  </File>
+
+  <File ID="73F77177-D136-9344-B64D-29693F68D6C2">
+    <physical>
+      <pfn filetype="ROOT_All" name="SimplePoolFile2.root"/>
+    </physical>
+    <logical/>
+  </File>
+
+  <File ID="C7040C30-3363-7D42-B1B7-E3F3B1881030">
+    <physical>
+      <pfn filetype="ROOT_All" name="EmptyPoolFile.root"/>
+    </physical>
+    <logical/>
+  </File>
+
+  <File ID="A811B014-0297-AD47-AF4C-B75EF418982D">
+    <physical>
+      <pfn filetype="ROOT_All" name="SimplePoolFile3.root"/>
+    </physical>
+    <logical/>
+  </File>
+
+  <File ID="095498FF-E805-B142-9948-BD2D4AC79975">
+    <physical>
+      <pfn filetype="ROOT_All" name="SimplePoolReplica1.root"/>
+    </physical>
+    <logical/>
+  </File>
+
+  <File ID="298DE14D-49CF-674A-9171-CEBBD9BEC6F8">
+    <physical>
+      <pfn filetype="ROOT_All" name="SimplePoolFile4.root"/>
+    </physical>
+    <logical/>
+  </File>
+
+</POOLFILECATALOG>
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog2.xml b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog2.xml
new file mode 100644
index 000000000000..44220f86ccb4
--- /dev/null
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog2.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
+<!-- Edited By POOL -->
+<!DOCTYPE POOLFILECATALOG SYSTEM "InMemory">
+<POOLFILECATALOG>
+  <File ID="C949FD2E-3B8E-9343-AAE0-1E2306900C43">
+    <physical>
+      <pfn filetype="ROOT_All" name="SimplePoolFile5.root"/>
+    </physical>
+    <logical/>
+  </File>
+
+</POOLFILECATALOG>
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/test/athenarun_test.sh.in b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/test/athenarun_test.sh.in
index fb6503e414f0..589b51795fa6 100755
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/test/athenarun_test.sh.in
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/test/athenarun_test.sh.in
@@ -11,19 +11,12 @@
 
 read -d '' II <<EOF
 s/0\\\\{8\\\\}-0\\\\{4\\\\}-0\\\\{4\\\\}-0\\\\{4\\\\}-0\\\\{12\\\\}/!!!!/g
-s/[0-9A-F]\\\\{8\\\\}-[0-9A-F]\\\\{4\\\\}-[0-9A-F]\\\\{4\\\\}-[0-9A-F]\\\\{4\\\\}-[0-9A-F]\\\\{12\\\\}/????/g
 s/TTree [0-9]\\\\{3\\\\}[0-9]*/TTree ????/g
 s/^.*Py:Athena /Athena    /g
 s/-[0-9A-F][0-9A-F][0-9A-F][0-9A-F][0-9A-F][0-9A-F][0-9A-F][0-9A-F]0/-0/g
 s/=[0-9A-F][0-9A-F][0-9A-F][0-9A-F][0-9A-F][0-9A-F][0-9A-F][0-9A-F]0/=0/g
-s/\\\\[00000000/[/g
-s/-000000000/-0/g
-s/=00000000/=/g
-s/ ffffffff/ /g
-s/INFO CLID = 222376821, key = Stream[12]/INFO CLID = 222376821, key = StreamX/g
 s/0x[0-9a-f]\\\\{7,12\\\\}/0x????/g
 s/[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]00*//g
-s/ROOT_TreeIndex/ROOT_Tree/g
 EOF
 
 # Ordering sensitivities
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/test/pre_check.sh b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/test/pre_check.sh
index 2bac055af3ad..72970255edd2 100755
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/test/pre_check.sh
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/test/pre_check.sh
@@ -5,13 +5,13 @@ test=${1}
 #
 if [ "${test}" = "AthenaPoolExample_Write" ]
 then
-	/bin/rm -f *
+	/bin/rm -f *.root
 elif [ "${test}" = "AthenaPoolExample_Concat" ]
 then
 	/bin/rm -f SimplePoolFile[13].root
 elif [ "${test}" = "AthenaPoolExample_WMeta" ]
 then
-	/bin/rm -f *.root *.xml*
+	/bin/rm -f *.root
 fi
 # Turn off pool verbose printing
 export POOL_OUTMSG_LEVEL=4
-- 
GitLab


From 5459be2d69584f876cd96655056fb2c003e0c26a Mon Sep 17 00:00:00 2001
From: Peter van Gemmeren <gemmeren@anl.gov>
Date: Fri, 15 Oct 2021 10:57:22 -0500
Subject: [PATCH 2/3] Create new catalogs before test run

---
 .../share/Catalog1.xml                        | 47 -------------------
 .../share/Catalog2.xml                        | 12 -----
 .../test/pre_check.sh                         | 11 ++++-
 3 files changed, 9 insertions(+), 61 deletions(-)
 delete mode 100644 Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog1.xml
 delete mode 100644 Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog2.xml

diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog1.xml b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog1.xml
deleted file mode 100644
index 18b1e7e01059..000000000000
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog1.xml
+++ /dev/null
@@ -1,47 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
-<!-- Edited By POOL -->
-<!DOCTYPE POOLFILECATALOG SYSTEM "InMemory">
-<POOLFILECATALOG>
-  <File ID="F2313678-C96A-964F-89E8-08BAB39F2DA7">
-    <physical>
-      <pfn filetype="ROOT_All" name="SimplePoolFile1.root"/>
-    </physical>
-    <logical/>
-  </File>
-
-  <File ID="73F77177-D136-9344-B64D-29693F68D6C2">
-    <physical>
-      <pfn filetype="ROOT_All" name="SimplePoolFile2.root"/>
-    </physical>
-    <logical/>
-  </File>
-
-  <File ID="C7040C30-3363-7D42-B1B7-E3F3B1881030">
-    <physical>
-      <pfn filetype="ROOT_All" name="EmptyPoolFile.root"/>
-    </physical>
-    <logical/>
-  </File>
-
-  <File ID="A811B014-0297-AD47-AF4C-B75EF418982D">
-    <physical>
-      <pfn filetype="ROOT_All" name="SimplePoolFile3.root"/>
-    </physical>
-    <logical/>
-  </File>
-
-  <File ID="095498FF-E805-B142-9948-BD2D4AC79975">
-    <physical>
-      <pfn filetype="ROOT_All" name="SimplePoolReplica1.root"/>
-    </physical>
-    <logical/>
-  </File>
-
-  <File ID="298DE14D-49CF-674A-9171-CEBBD9BEC6F8">
-    <physical>
-      <pfn filetype="ROOT_All" name="SimplePoolFile4.root"/>
-    </physical>
-    <logical/>
-  </File>
-
-</POOLFILECATALOG>
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog2.xml b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog2.xml
deleted file mode 100644
index 44220f86ccb4..000000000000
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/Catalog2.xml
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
-<!-- Edited By POOL -->
-<!DOCTYPE POOLFILECATALOG SYSTEM "InMemory">
-<POOLFILECATALOG>
-  <File ID="C949FD2E-3B8E-9343-AAE0-1E2306900C43">
-    <physical>
-      <pfn filetype="ROOT_All" name="SimplePoolFile5.root"/>
-    </physical>
-    <logical/>
-  </File>
-
-</POOLFILECATALOG>
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/test/pre_check.sh b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/test/pre_check.sh
index 72970255edd2..0379885aa0a1 100755
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/test/pre_check.sh
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/test/pre_check.sh
@@ -5,13 +5,20 @@ test=${1}
 #
 if [ "${test}" = "AthenaPoolExample_Write" ]
 then
-	/bin/rm -f *.root
+	/bin/rm -f *.root Catalog1.xml
+	FCregisterPFN -p SimplePoolFile1.root -u xmlcatalog_file:Catalog1.xml -t ROOT_All -g F2313678-C96A-964F-89E8-08BAB39F2DA7
+	FCregisterPFN -p SimplePoolFile2.root -u xmlcatalog_file:Catalog1.xml -t ROOT_All -g 73F77177-D136-9344-B64D-29693F68D6C2
+	FCregisterPFN -p SimplePoolFile3.root -u xmlcatalog_file:Catalog1.xml -t ROOT_All -g A811B014-0297-AD47-AF4C-B75EF418982D
+	FCregisterPFN -p SimplePoolFile4.root -u xmlcatalog_file:Catalog1.xml -t ROOT_All -g 298DE14D-49CF-674A-9171-CEBBD9BEC6F8
+	FCregisterPFN -p SimplePoolReplica1.root -u xmlcatalog_file:Catalog1.xml -t ROOT_All -g 095498FF-E805-B142-9948-BD2D4AC79975
+	FCregisterPFN -p EmptyPoolFile.root -u xmlcatalog_file:Catalog1.xml -t ROOT_All -g C7040C30-3363-7D42-B1B7-E3F3B1881030
 elif [ "${test}" = "AthenaPoolExample_Concat" ]
 then
 	/bin/rm -f SimplePoolFile[13].root
 elif [ "${test}" = "AthenaPoolExample_WMeta" ]
 then
-	/bin/rm -f *.root
+	/bin/rm -f *.root Catalog2.xml
+	FCregisterPFN -p SimplePoolFile5.root -u xmlcatalog_file:Catalog2.xml -t ROOT_All -g C949FD2E-3B8E-9343-AAE0-1E2306900C43
 fi
 # Turn off pool verbose printing
 export POOL_OUTMSG_LEVEL=4
-- 
GitLab


From 352220ef9cc325a53602717d9271a2073f763a07 Mon Sep 17 00:00:00 2001
From: Peter van Gemmeren <gemmeren@anl.gov>
Date: Mon, 18 Oct 2021 10:32:23 -0500
Subject: [PATCH 3/3] Compare event and provenance tokens

---
 .../share/AthenaPoolExample_Concat.ref        |  16 +-
 .../share/AthenaPoolExample_Copy.ref          |  16 +-
 .../share/AthenaPoolExample_RCond.ref         |  75 ++++-
 .../share/AthenaPoolExample_RMeta.ref         |  73 ++++-
 .../share/AthenaPoolExample_ReWrite.ref       |  81 ++++-
 .../share/AthenaPoolExample_ReWriteAgain.ref  |  81 ++++-
 .../share/AthenaPoolExample_ReWriteNext.ref   |  99 +++++-
 .../share/AthenaPoolExample_Read.ref          | 267 ++++++++++++----
 .../share/AthenaPoolExample_ReadAgain.ref     | 285 ++++++++++++++----
 .../share/AthenaPoolExample_ReadConcat.ref    | 267 ++++++++++++----
 .../share/AthenaPoolExample_WCond.ref         |  79 ++++-
 .../share/AthenaPoolExample_WMeta.ref         |  14 +-
 .../share/AthenaPoolExample_Write.ref         |  18 +-
 .../src/ReadData.cxx                          |  12 +
 .../src/ReadData.h                            |   3 +
 15 files changed, 1130 insertions(+), 256 deletions(-)

diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Concat.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Concat.ref
index 52a887147f9b..79129b517ec0 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Concat.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Concat.ref
@@ -1,17 +1,17 @@
-Thu Oct 14 16:00:08 CDT 2021
+Mon Oct 18 10:24:26 CDT 2021
 Preloading tcmalloc_minimal.so
 Athena               INFO including file "AthenaCommon/Preparation.py"
 Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
 Athena               INFO including file "AthenaCommon/Execution.py"
 Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_ConcatJobOptions.py"
-Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO Read module info for 5082 configurables from 58 genConfDb files
 Py:ConfigurableDb    INFO No duplicates have been found: that's good !
 Athena               INFO including file "AthenaCommon/runbatch.py"
 ApplicationMgr    SUCCESS 
 ====================================================================================================================================
                                                    Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
-                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:00:20 2021
+                                          running on atlaslogin01.hep.anl.gov on Mon Oct 18 10:24:37 2021
 ====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
@@ -19,7 +19,7 @@ AthDictLoaderSvc     INFO acquired Dso-registry
 ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
 ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
-ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 593 CLIDRegistry entries for module ALL
 ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
 xAODMaker::Even...   INFO Initializing xAODMaker::EventInfoCnvAlg
 MetaDataSvc          INFO Initializing MetaDataSvc
@@ -1978,10 +1978,10 @@ ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
 commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 42
-cRep_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.303(+-    1.71)/       0/      10 [ms] #=132
-cRepR_ALL            INFO Time User   : Tot=   80 [ms] Ave/Min/Max=   0.122(+-     1.1)/       0/      10 [ms] #=656
-fRep_ALL             INFO Time User   : Tot=  110 [ms] Ave/Min/Max=   0.833(+-    2.76)/       0/      10 [ms] #=132
-ChronoStatSvc        INFO Time User   : Tot=  490 [ms]  #=  1
+cRep_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.152(+-    1.22)/       0/      10 [ms] #=132
+cRepR_ALL            INFO Time User   : Tot=   30 [ms] Ave/Min/Max=  0.0457(+-   0.675)/       0/      10 [ms] #=656
+fRep_ALL             INFO Time User   : Tot=   70 [ms] Ave/Min/Max=    0.53(+-    2.24)/       0/      10 [ms] #=132
+ChronoStatSvc        INFO Time User   : Tot=  370 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Copy.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Copy.ref
index 32e7405fa0d1..7c9f6c19f036 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Copy.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Copy.ref
@@ -1,17 +1,17 @@
-Thu Oct 14 15:59:02 CDT 2021
+Mon Oct 18 10:23:18 CDT 2021
 Preloading tcmalloc_minimal.so
 Athena               INFO including file "AthenaCommon/Preparation.py"
 Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
 Athena               INFO including file "AthenaCommon/Execution.py"
 Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_CopyJobOptions.py"
-Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO Read module info for 5082 configurables from 58 genConfDb files
 Py:ConfigurableDb    INFO No duplicates have been found: that's good !
 Athena               INFO including file "AthenaCommon/runbatch.py"
 ApplicationMgr    SUCCESS 
 ====================================================================================================================================
                                                    Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
-                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 15:59:13 2021
+                                          running on atlaslogin01.hep.anl.gov on Mon Oct 18 10:23:30 2021
 ====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
@@ -1028,12 +1028,12 @@ ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
 commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 21
-cObjR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 65
-cRepR_ALL            INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.061(+-   0.778)/       0/      10 [ms] #=328
-cObj_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.317(+-    1.75)/       0/      10 [ms] #= 63
+cObjR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=   0.154(+-    1.23)/       0/      10 [ms] #= 65
 cRep_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.303(+-    2.44)/       0/      20 [ms] #= 66
-fRep_ALL             INFO Time User   : Tot=   50 [ms] Ave/Min/Max=   0.758(+-    2.65)/       0/      10 [ms] #= 66
-ChronoStatSvc        INFO Time User   : Tot=  370 [ms]  #=  1
+cRepR_ALL            INFO Time User   : Tot=   30 [ms] Ave/Min/Max=  0.0915(+-   0.952)/       0/      10 [ms] #=328
+cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.476(+-    2.13)/       0/      10 [ms] #= 63
+fRep_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.606(+-    2.39)/       0/      10 [ms] #= 66
+ChronoStatSvc        INFO Time User   : Tot=  400 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RCond.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RCond.ref
index 4ed37db20d8f..2960aa18db70 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RCond.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RCond.ref
@@ -1,24 +1,24 @@
-Thu Oct 14 16:01:00 CDT 2021
+Mon Oct 18 10:25:16 CDT 2021
 Preloading tcmalloc_minimal.so
 Athena               INFO including file "AthenaCommon/Preparation.py"
 Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
 Athena               INFO including file "AthenaCommon/Execution.py"
 Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_RCondJobOptions.py"
-Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO Read module info for 5082 configurables from 58 genConfDb files
 Py:ConfigurableDb    INFO No duplicates have been found: that's good !
 Athena               INFO including file "AthenaCommon/runbatch.py"
 ApplicationMgr    SUCCESS 
 ====================================================================================================================================
                                                    Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
-                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:01:10 2021
+                                          running on atlaslogin01.hep.anl.gov on Mon Oct 18 10:25:27 2021
 ====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
 ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
-ClassIDSvc           INFO getRegistryEntries: read 861 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 863 CLIDRegistry entries for module ALL
 ReadCond            DEBUG Property update for OutputLevel : new value = 2
 ReadCond             INFO in initialize()
 ReadCond            DEBUG input handles: 0
@@ -221,9 +221,10 @@ SimplePoolFile4...  DEBUG --->Reading Param:PFN=[SimplePoolFile4.root]
 SimplePoolFile4...  DEBUG --->Reading Param:POOL_VSN=[1.1]
 SimplePoolFile4...  DEBUG --->Reading Param:FORMAT_VSN=[1.1]
 ##Params            DEBUG No objects passing selection criteria... Container has 4 Entries in total.
-ReadData            DEBUG input handles: 2
+ReadData            DEBUG input handles: 3
 ReadData            DEBUG output handles: 0
 ReadData            DEBUG Data Deps for ReadData
+  + INPUT   ( 'DataHeader' , 'StoreGateSvc+EventSelector' ) 
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 AthenaEventLoopMgr   INFO Setup EventSelector service EventSelector
@@ -328,6 +329,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -367,6 +371,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -400,6 +407,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -433,6 +443,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -466,6 +479,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -499,6 +515,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -532,6 +551,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -565,6 +587,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -598,6 +623,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -631,6 +659,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -664,6 +695,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -697,6 +731,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -730,6 +767,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -763,6 +803,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -796,6 +839,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -829,6 +875,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -862,6 +911,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -895,6 +947,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -928,6 +983,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -961,6 +1019,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1005,8 +1066,8 @@ ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
-cObjR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 49
-cObj_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.435(+-    2.04)/       0/      10 [ms] #= 46
+cObjR_ALL            INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.408(+-    1.98)/       0/      10 [ms] #= 49
+cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.652(+-    2.47)/       0/      10 [ms] #= 46
 ChronoStatSvc        INFO Time User   : Tot=  240 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RMeta.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RMeta.ref
index 777cfbabfd93..4a7144f87d42 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RMeta.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_RMeta.ref
@@ -1,24 +1,24 @@
-Thu Oct 14 16:01:31 CDT 2021
+Mon Oct 18 10:25:49 CDT 2021
 Preloading tcmalloc_minimal.so
 Athena               INFO including file "AthenaCommon/Preparation.py"
 Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
 Athena               INFO including file "AthenaCommon/Execution.py"
 Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_RMetaJobOptions.py"
-Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO Read module info for 5082 configurables from 58 genConfDb files
 Py:ConfigurableDb    INFO No duplicates have been found: that's good !
 Athena               INFO including file "AthenaCommon/runbatch.py"
 ApplicationMgr    SUCCESS 
 ====================================================================================================================================
                                                    Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
-                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:01:44 2021
+                                          running on atlaslogin01.hep.anl.gov on Mon Oct 18 10:26:01 2021
 ====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
 ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
-ClassIDSvc           INFO getRegistryEntries: read 861 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 863 CLIDRegistry entries for module ALL
 ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
 MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
@@ -177,9 +177,10 @@ MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
 MetaDataSvc          INFO   AlgTool: ToolSvc.AthPoolEx::ReadMeta
 AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
 AthenaPoolAddre...  DEBUG Service base class initialized successfully
-ReadData            DEBUG input handles: 2
+ReadData            DEBUG input handles: 3
 ReadData            DEBUG output handles: 0
 ReadData            DEBUG Data Deps for ReadData
+  + INPUT   ( 'DataHeader' , 'StoreGateSvc+EventSelector' ) 
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 AthenaEventLoopMgr   INFO Setup EventSelector service EventSelector
@@ -237,6 +238,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
 ReadData             INFO EventInfo event: 0 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -274,6 +278,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 ReadData             INFO EventInfo event: 1 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -305,6 +312,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 ReadData             INFO EventInfo event: 2 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -336,6 +346,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 ReadData             INFO EventInfo event: 3 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -367,6 +380,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 ReadData             INFO EventInfo event: 4 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -398,6 +414,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 ReadData             INFO EventInfo event: 5 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -429,6 +448,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 ReadData             INFO EventInfo event: 6 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -460,6 +482,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 ReadData             INFO EventInfo event: 7 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -491,6 +516,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 ReadData             INFO EventInfo event: 8 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -522,6 +550,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 ReadData             INFO EventInfo event: 9 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -553,6 +584,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 ReadData             INFO EventInfo event: 10 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -584,6 +618,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 ReadData             INFO EventInfo event: 11 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -615,6 +652,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 ReadData             INFO EventInfo event: 12 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -646,6 +686,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 ReadData             INFO EventInfo event: 13 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -677,6 +720,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 ReadData             INFO EventInfo event: 14 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -708,6 +754,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 ReadData             INFO EventInfo event: 15 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -739,6 +788,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 ReadData             INFO EventInfo event: 16 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -770,6 +822,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 ReadData             INFO EventInfo event: 17 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -801,6 +856,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 ReadData             INFO EventInfo event: 18 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -832,6 +890,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=C949FD2E-3B8E-9343-AAE0-0C43][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 ReadData             INFO EventInfo event: 19 run: 0
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -868,7 +929,7 @@ ToolSvc.AthPool...   INFO in finalize()
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
 cObjR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=   0.213(+-    1.44)/       0/      10 [ms] #= 47
-cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.667(+-    3.27)/       0/      20 [ms] #= 45
+cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.667(+-    2.49)/       0/      10 [ms] #= 45
 ChronoStatSvc        INFO Time User   : Tot=  230 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWrite.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWrite.ref
index 4d12ce5a238e..55b8d4032bee 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWrite.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWrite.ref
@@ -1,17 +1,17 @@
-Thu Oct 14 15:58:30 CDT 2021
+Mon Oct 18 10:22:46 CDT 2021
 Preloading tcmalloc_minimal.so
 Athena               INFO including file "AthenaCommon/Preparation.py"
 Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
 Athena               INFO including file "AthenaCommon/Execution.py"
 Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_RWJobOptions.py"
-Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO Read module info for 5082 configurables from 58 genConfDb files
 Py:ConfigurableDb    INFO No duplicates have been found: that's good !
 Athena               INFO including file "AthenaCommon/runbatch.py"
 ApplicationMgr    SUCCESS 
 ====================================================================================================================================
                                                    Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
-                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 15:58:41 2021
+                                          running on atlaslogin01.hep.anl.gov on Mon Oct 18 10:22:57 2021
 ====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
@@ -19,7 +19,7 @@ AthDictLoaderSvc     INFO acquired Dso-registry
 ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
 ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
-ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 593 CLIDRegistry entries for module ALL
 ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
 EventInfoCnvAlg      INFO Initializing EventInfoCnvAlg
 MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
@@ -154,9 +154,10 @@ EventInfoCnvAlg...   INFO Beam conditions service not available
 EventInfoCnvAlg...   INFO Will not fill beam spot information into xAOD::EventInfo
 ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
-ReadData            DEBUG input handles: 2
+ReadData            DEBUG input handles: 3
 ReadData            DEBUG output handles: 0
 ReadData            DEBUG Data Deps for ReadData
+  + INPUT   ( 'DataHeader' , 'StoreGateSvc+EventSelector' ) 
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 ReWriteData         DEBUG Property update for OutputLevel : new value = 2
@@ -268,6 +269,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -462,6 +466,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -539,6 +546,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -616,6 +626,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -693,6 +706,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -770,6 +786,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -847,6 +866,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -924,6 +946,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1001,6 +1026,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1078,6 +1106,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1155,6 +1186,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1232,6 +1266,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1309,6 +1346,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1386,6 +1426,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1463,6 +1506,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1540,6 +1586,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1617,6 +1666,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1694,6 +1746,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1771,6 +1826,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1848,6 +1906,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -2064,12 +2125,12 @@ ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
 commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 21
-cObjR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 66
 cRep_ALL             INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 66
-cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.469(+-    2.76)/       0/      20 [ms] #= 64
-fRep_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.606(+-    2.39)/       0/      10 [ms] #= 66
-cRepR_ALL            INFO Time User   : Tot=   40 [ms] Ave/Min/Max=    0.27(+-    1.62)/       0/      10 [ms] #=148
-ChronoStatSvc        INFO Time User   : Tot=  390 [ms]  #=  1
+cObj_ALL             INFO Time User   : Tot=   10 [ms] Ave/Min/Max=   0.156(+-    1.24)/       0/      10 [ms] #= 64
+cObjR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=   0.152(+-    1.22)/       0/      10 [ms] #= 66
+cRepR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=  0.0676(+-   0.819)/       0/      10 [ms] #=148
+fRep_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.455(+-    2.08)/       0/      10 [ms] #= 66
+ChronoStatSvc        INFO Time User   : Tot=  340 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteAgain.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteAgain.ref
index d2b863d6d5b6..46687154f406 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteAgain.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteAgain.ref
@@ -1,17 +1,17 @@
-Thu Oct 14 15:59:18 CDT 2021
+Mon Oct 18 10:23:35 CDT 2021
 Preloading tcmalloc_minimal.so
 Athena               INFO including file "AthenaCommon/Preparation.py"
 Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
 Athena               INFO including file "AthenaCommon/Execution.py"
 Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_ReWriteAgainJobOptions.py"
-Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO Read module info for 5082 configurables from 58 genConfDb files
 Py:ConfigurableDb    INFO No duplicates have been found: that's good !
 Athena               INFO including file "AthenaCommon/runbatch.py"
 ApplicationMgr    SUCCESS 
 ====================================================================================================================================
                                                    Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
-                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 15:59:30 2021
+                                          running on atlaslogin01.hep.anl.gov on Mon Oct 18 10:23:48 2021
 ====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
@@ -19,7 +19,7 @@ AthDictLoaderSvc     INFO acquired Dso-registry
 ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
 ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
-ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 593 CLIDRegistry entries for module ALL
 ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
 EventInfoCnvAlg      INFO Initializing EventInfoCnvAlg
 MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
@@ -178,9 +178,10 @@ EventInfoCnvAlg...   INFO Beam conditions service not available
 EventInfoCnvAlg...   INFO Will not fill beam spot information into xAOD::EventInfo
 ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
-ReadData            DEBUG input handles: 2
+ReadData            DEBUG input handles: 3
 ReadData            DEBUG output handles: 0
 ReadData            DEBUG Data Deps for ReadData
+  + INPUT   ( 'DataHeader' , 'StoreGateSvc+EventSelector' ) 
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 ReWriteData         DEBUG Property update for OutputLevel : new value = 2
@@ -292,6 +293,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -486,6 +490,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -563,6 +570,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -640,6 +650,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -717,6 +730,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -794,6 +810,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -871,6 +890,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -948,6 +970,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1025,6 +1050,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1102,6 +1130,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1179,6 +1210,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1256,6 +1290,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1333,6 +1370,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1410,6 +1450,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1487,6 +1530,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1564,6 +1610,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1641,6 +1690,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1718,6 +1770,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1795,6 +1850,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1872,6 +1930,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -2088,12 +2149,12 @@ ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
 commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 21
-cRep_ALL             INFO Time User   : Tot=   10 [ms] Ave/Min/Max=   0.152(+-    1.22)/       0/      10 [ms] #= 66
+cObjR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 66
 cRepR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=  0.0676(+-   0.819)/       0/      10 [ms] #=148
-fRep_ALL             INFO Time User   : Tot=   10 [ms] Ave/Min/Max=   0.152(+-    1.22)/       0/      10 [ms] #= 66
-cObjR_ALL            INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.303(+-    1.71)/       0/      10 [ms] #= 66
-cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.469(+-    2.11)/       0/      10 [ms] #= 64
-ChronoStatSvc        INFO Time User   : Tot=  330 [ms]  #=  1
+cRep_ALL             INFO Time User   : Tot=   10 [ms] Ave/Min/Max=   0.152(+-    1.22)/       0/      10 [ms] #= 66
+fRep_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.303(+-    1.71)/       0/      10 [ms] #= 66
+cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.469(+-    2.76)/       0/      20 [ms] #= 64
+ChronoStatSvc        INFO Time User   : Tot=  360 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteNext.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteNext.ref
index fa686c091956..5552991fab13 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteNext.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReWriteNext.ref
@@ -1,17 +1,17 @@
-Thu Oct 14 15:59:35 CDT 2021
+Mon Oct 18 10:23:53 CDT 2021
 Preloading tcmalloc_minimal.so
 Athena               INFO including file "AthenaCommon/Preparation.py"
 Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
 Athena               INFO including file "AthenaCommon/Execution.py"
 Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_ReWriteNextJobOptions.py"
-Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO Read module info for 5082 configurables from 58 genConfDb files
 Py:ConfigurableDb    INFO No duplicates have been found: that's good !
 Athena               INFO including file "AthenaCommon/runbatch.py"
 ApplicationMgr    SUCCESS 
 ====================================================================================================================================
                                                    Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
-                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 15:59:46 2021
+                                          running on atlaslogin01.hep.anl.gov on Mon Oct 18 10:24:04 2021
 ====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
@@ -19,7 +19,7 @@ AthDictLoaderSvc     INFO acquired Dso-registry
 ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
 ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
-ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 593 CLIDRegistry entries for module ALL
 ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
 EventInfoCnvAlg      INFO Initializing EventInfoCnvAlg
 MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
@@ -154,9 +154,10 @@ EventInfoCnvAlg...   INFO Beam conditions service not available
 EventInfoCnvAlg...   INFO Will not fill beam spot information into xAOD::EventInfo
 ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
-ReadData            DEBUG input handles: 2
+ReadData            DEBUG input handles: 3
 ReadData            DEBUG output handles: 0
 ReadData            DEBUG Data Deps for ReadData
+  + INPUT   ( 'DataHeader' , 'StoreGateSvc+EventSelector' ) 
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 ReWriteData         DEBUG Property update for OutputLevel : new value = 2
@@ -268,6 +269,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleTrackContainer_p1/MyTracks)
@@ -428,6 +433,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 137.584 eta = -39.525 phi = 17.2679 detector = Track made in: DummyHitDetector
@@ -473,6 +482,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 228.154 eta = -6.2704 phi = 31.9197 detector = Track made in: DummyHitDetector
@@ -518,6 +531,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 324.306 eta = -15.8941 phi = 46.5715 detector = Track made in: DummyHitDetector
@@ -563,6 +580,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 422.255 eta = -13.279 phi = 61.2233 detector = Track made in: DummyHitDetector
@@ -608,6 +629,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 520.987 eta = -12.3511 phi = 75.8751 detector = Track made in: DummyHitDetector
@@ -653,6 +678,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 620.127 eta = -11.8468 phi = 90.5269 detector = Track made in: DummyHitDetector
@@ -698,6 +727,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 719.507 eta = -11.5247 phi = 105.179 detector = Track made in: DummyHitDetector
@@ -743,6 +776,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 819.038 eta = -11.2998 phi = 119.831 detector = Track made in: DummyHitDetector
@@ -788,6 +825,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 918.671 eta = -11.1334 phi = 134.482 detector = Track made in: DummyHitDetector
@@ -833,6 +874,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1018.38 eta = -11.0052 phi = 149.134 detector = Track made in: DummyHitDetector
@@ -878,6 +923,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1118.13 eta = -10.9031 phi = 163.786 detector = Track made in: DummyHitDetector
@@ -923,6 +972,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1217.93 eta = -10.82 phi = 178.438 detector = Track made in: DummyHitDetector
@@ -968,6 +1021,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1317.76 eta = -10.751 phi = 193.09 detector = Track made in: DummyHitDetector
@@ -1013,6 +1070,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1417.61 eta = -10.6927 phi = 207.741 detector = Track made in: DummyHitDetector
@@ -1058,6 +1119,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1517.49 eta = -10.6429 phi = 222.393 detector = Track made in: DummyHitDetector
@@ -1103,6 +1168,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1617.37 eta = -10.5997 phi = 237.045 detector = Track made in: DummyHitDetector
@@ -1148,6 +1217,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1717.27 eta = -10.562 phi = 251.697 detector = Track made in: DummyHitDetector
@@ -1193,6 +1266,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1817.19 eta = -10.5288 phi = 266.349 detector = Track made in: DummyHitDetector
@@ -1238,6 +1315,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1917.11 eta = -10.4993 phi = 281 detector = Track made in: DummyHitDetector
@@ -1421,13 +1502,13 @@ ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
+commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 21
 cObjR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 66
 cRep_ALL             INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 66
-commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 21
-cRepR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=  0.0676(+-   0.819)/       0/      10 [ms] #=148
-fRep_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.303(+-    1.71)/       0/      10 [ms] #= 66
 cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.469(+-    2.11)/       0/      10 [ms] #= 64
-ChronoStatSvc        INFO Time User   : Tot=  320 [ms]  #=  1
+cRepR_ALL            INFO Time User   : Tot=   40 [ms] Ave/Min/Max=    0.27(+-    1.62)/       0/      10 [ms] #=148
+fRep_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.606(+-    2.39)/       0/      10 [ms] #= 66
+ChronoStatSvc        INFO Time User   : Tot=  390 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Read.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Read.ref
index 587d4151f4f3..d96baccba2c6 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Read.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Read.ref
@@ -1,24 +1,24 @@
-Thu Oct 14 15:58:46 CDT 2021
+Mon Oct 18 10:23:02 CDT 2021
 Preloading tcmalloc_minimal.so
 Athena               INFO including file "AthenaCommon/Preparation.py"
 Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
 Athena               INFO including file "AthenaCommon/Execution.py"
 Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_ReadJobOptions.py"
-Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO Read module info for 5082 configurables from 58 genConfDb files
 Py:ConfigurableDb    INFO No duplicates have been found: that's good !
 Athena               INFO including file "AthenaCommon/runbatch.py"
 ApplicationMgr    SUCCESS 
 ====================================================================================================================================
                                                    Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
-                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 15:58:58 2021
+                                          running on atlaslogin01.hep.anl.gov on Mon Oct 18 10:23:14 2021
 ====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
 ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
-ClassIDSvc           INFO getRegistryEntries: read 861 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 863 CLIDRegistry entries for module ALL
 ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
 MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
@@ -212,9 +212,10 @@ MetaDataSvc         DEBUG Adding public ToolHandle tool ToolSvc.IOVDbMetaDataToo
 MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
 AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
 AthenaPoolAddre...  DEBUG Service base class initialized successfully
-ReadData            DEBUG input handles: 2
+ReadData            DEBUG input handles: 3
 ReadData            DEBUG output handles: 0
 ReadData            DEBUG Data Deps for ReadData
+  + INPUT   ( 'DataHeader' , 'StoreGateSvc+EventSelector' ) 
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 AthenaEventLoopMgr   INFO Setup EventSelector service EventSelector
@@ -365,6 +366,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -383,7 +387,7 @@ ReadData             INFO Hit x = 1020.49 y = 63.5816 z = -951.864 detector = Du
 ReadData             INFO Hit x = 1023.7 y = 57.9027 z = -953.684 detector = DummyHitDetector
 ReadData             INFO Hit x = 1026.91 y = 52.2238 z = -955.073 detector = DummyHitDetector
 ReadData             INFO Hit x = 1030.12 y = 46.5449 z = -956.169 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24480
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 1 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -404,6 +408,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -417,7 +424,7 @@ ReadData             INFO Hit x = 1120.49 y = 63.5816 z = -1051.86 detector = Du
 ReadData             INFO Hit x = 1123.7 y = 57.9027 z = -1053.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1126.91 y = 52.2238 z = -1055.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1130.12 y = 46.5449 z = -1056.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24480
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 2 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -437,6 +444,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -450,7 +460,7 @@ ReadData             INFO Hit x = 1220.49 y = 63.5816 z = -1151.86 detector = Du
 ReadData             INFO Hit x = 1223.7 y = 57.9027 z = -1153.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1226.91 y = 52.2238 z = -1155.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1230.12 y = 46.5449 z = -1156.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24480
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 3 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -470,6 +480,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -483,7 +496,7 @@ ReadData             INFO Hit x = 1320.49 y = 63.5816 z = -1251.86 detector = Du
 ReadData             INFO Hit x = 1323.7 y = 57.9027 z = -1253.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1326.91 y = 52.2238 z = -1255.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1330.12 y = 46.5449 z = -1256.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24480
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 4 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -503,6 +516,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -516,7 +532,7 @@ ReadData             INFO Hit x = 1420.49 y = 63.5816 z = -1351.86 detector = Du
 ReadData             INFO Hit x = 1423.7 y = 57.9027 z = -1353.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1426.91 y = 52.2238 z = -1355.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1430.12 y = 46.5449 z = -1356.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24480
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 5 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -536,6 +552,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -549,7 +568,7 @@ ReadData             INFO Hit x = 1520.49 y = 63.5816 z = -1451.86 detector = Du
 ReadData             INFO Hit x = 1523.7 y = 57.9027 z = -1453.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1526.91 y = 52.2238 z = -1455.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1530.12 y = 46.5449 z = -1456.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24480
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 6 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -569,6 +588,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -582,7 +604,7 @@ ReadData             INFO Hit x = 1620.49 y = 63.5816 z = -1551.86 detector = Du
 ReadData             INFO Hit x = 1623.7 y = 57.9027 z = -1553.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1626.91 y = 52.2238 z = -1555.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1630.12 y = 46.5449 z = -1556.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24480
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 7 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -602,6 +624,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -615,7 +640,7 @@ ReadData             INFO Hit x = 1720.49 y = 63.5816 z = -1651.86 detector = Du
 ReadData             INFO Hit x = 1723.7 y = 57.9027 z = -1653.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1726.91 y = 52.2238 z = -1655.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1730.12 y = 46.5449 z = -1656.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24480
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 8 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -635,6 +660,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -648,7 +676,7 @@ ReadData             INFO Hit x = 1820.49 y = 63.5816 z = -1751.86 detector = Du
 ReadData             INFO Hit x = 1823.7 y = 57.9027 z = -1753.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1826.91 y = 52.2238 z = -1755.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1830.12 y = 46.5449 z = -1756.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24480
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 9 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -668,6 +696,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -681,7 +712,7 @@ ReadData             INFO Hit x = 1920.49 y = 63.5816 z = -1851.86 detector = Du
 ReadData             INFO Hit x = 1923.7 y = 57.9027 z = -1853.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1926.91 y = 52.2238 z = -1855.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1930.12 y = 46.5449 z = -1856.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24479
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24480
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 10 events processed so far  <<<===
 MetaDataSvc         DEBUG handle() EndInputFile for FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
@@ -913,11 +944,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000000]
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 11 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -935,11 +968,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000001]
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 12 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -957,11 +992,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000002]
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 13 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -979,11 +1016,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000003]
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 14 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1001,11 +1040,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000004]
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 15 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1023,11 +1064,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000005]
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 16 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1045,11 +1088,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000006]
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 17 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1067,11 +1112,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000007]
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 18 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1089,11 +1136,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000008]
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 19 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1111,11 +1160,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000009]
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 20 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1133,11 +1184,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 21 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1155,11 +1208,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 22 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1177,11 +1232,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 23 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1199,11 +1256,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 24 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1221,11 +1280,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 25 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1243,11 +1304,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 26 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1265,11 +1328,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 27 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1287,11 +1352,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 28 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1309,11 +1376,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 29 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1331,11 +1400,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 30 events processed so far  <<<===
 MetaDataSvc         DEBUG handle() EndInputFile for FID:73F77177-D136-9344-B64D-29693F68D6C2
@@ -1492,6 +1563,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleTrackContainer_p1/MyTracks)
@@ -1503,7 +1578,7 @@ ReadData             INFO Track pt = 74.8928 eta = 3.1676 phi = 2.6161 detector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 31 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1523,13 +1598,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 137.584 eta = -39.525 phi = 17.2679 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 32 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1549,13 +1628,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 228.154 eta = -6.2704 phi = 31.9197 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 33 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1575,13 +1658,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 324.306 eta = -15.8941 phi = 46.5715 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 34 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1601,13 +1688,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 422.255 eta = -13.279 phi = 61.2233 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 35 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1627,13 +1718,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 520.987 eta = -12.3511 phi = 75.8751 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 36 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1653,13 +1748,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 620.127 eta = -11.8468 phi = 90.5269 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 37 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1679,13 +1778,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 719.507 eta = -11.5247 phi = 105.179 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 38 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1705,13 +1808,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 819.038 eta = -11.2998 phi = 119.831 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 39 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1731,13 +1838,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 918.671 eta = -11.1334 phi = 134.482 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 40 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1757,13 +1868,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1018.38 eta = -11.0052 phi = 149.134 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 41 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1783,13 +1898,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1118.13 eta = -10.9031 phi = 163.786 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 42 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1809,13 +1928,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1217.93 eta = -10.82 phi = 178.438 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 43 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1835,13 +1958,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1317.76 eta = -10.751 phi = 193.09 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 44 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1861,13 +1988,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1417.61 eta = -10.6927 phi = 207.741 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 45 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1887,13 +2018,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1517.49 eta = -10.6429 phi = 222.393 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 46 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1913,13 +2048,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1617.37 eta = -10.5997 phi = 237.045 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 47 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1939,13 +2078,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1717.27 eta = -10.562 phi = 251.697 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 48 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1965,13 +2108,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1817.19 eta = -10.5288 phi = 266.349 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 49 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1991,13 +2138,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1917.11 eta = -10.4993 phi = 281 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23379
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23362
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 50 events processed so far  <<<===
 MetaDataSvc         DEBUG handle() EndInputFile for FID:A811B014-0297-AD47-AF4C-B75EF418982D
@@ -2020,9 +2171,9 @@ ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
-cObjR_ALL            INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.132(+-    1.14)/       0/      10 [ms] #=151
-cObj_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.278(+-    1.64)/       0/      10 [ms] #=144
-ChronoStatSvc        INFO Time User   : Tot=  290 [ms]  #=  1
+cObjR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=  0.0662(+-   0.811)/       0/      10 [ms] #=151
+cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.208(+-    1.43)/       0/      10 [ms] #=144
+ChronoStatSvc        INFO Time User   : Tot=  270 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadAgain.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadAgain.ref
index cbb1ab171b7a..568086157f5d 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadAgain.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadAgain.ref
@@ -1,17 +1,17 @@
-Thu Oct 14 15:59:51 CDT 2021
+Mon Oct 18 10:24:09 CDT 2021
 Preloading tcmalloc_minimal.so
 Athena               INFO including file "AthenaCommon/Preparation.py"
 Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
 Athena               INFO including file "AthenaCommon/Execution.py"
 Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_ReadAgainJobOptions.py"
-Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO Read module info for 5082 configurables from 58 genConfDb files
 Py:ConfigurableDb    INFO No duplicates have been found: that's good !
 Athena               INFO including file "AthenaCommon/runbatch.py"
 ApplicationMgr    SUCCESS 
 ====================================================================================================================================
                                                    Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
-                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:00:03 2021
+                                          running on atlaslogin01.hep.anl.gov on Mon Oct 18 10:24:21 2021
 ====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
@@ -19,7 +19,7 @@ AthDictLoaderSvc     INFO acquired Dso-registry
 ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
 ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
-ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 593 CLIDRegistry entries for module ALL
 EventInfoCnvAlg      INFO Initializing EventInfoCnvAlg
 MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
 MetaDataSvc          INFO Initializing MetaDataSvc
@@ -241,9 +241,10 @@ EventInfoCnvAlg...   INFO Beam conditions service not available
 EventInfoCnvAlg...   INFO Will not fill beam spot information into xAOD::EventInfo
 ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
-ReadData            DEBUG input handles: 2
+ReadData            DEBUG input handles: 3
 ReadData            DEBUG output handles: 0
 ReadData            DEBUG Data Deps for ReadData
+  + INPUT   ( 'DataHeader' , 'StoreGateSvc+EventSelector' ) 
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 AthenaEventLoopMgr   INFO Setup EventSelector service EventSelector
@@ -394,6 +395,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -412,7 +416,7 @@ ReadData             INFO Hit x = 1020.49 y = 63.5816 z = -951.864 detector = Du
 ReadData             INFO Hit x = 1023.7 y = 57.9027 z = -953.684 detector = DummyHitDetector
 ReadData             INFO Hit x = 1026.91 y = 52.2238 z = -955.073 detector = DummyHitDetector
 ReadData             INFO Hit x = 1030.12 y = 46.5449 z = -956.169 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25318
 PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 1 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -433,6 +437,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -446,7 +453,7 @@ ReadData             INFO Hit x = 1120.49 y = 63.5816 z = -1051.86 detector = Du
 ReadData             INFO Hit x = 1123.7 y = 57.9027 z = -1053.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1126.91 y = 52.2238 z = -1055.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1130.12 y = 46.5449 z = -1056.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25318
 PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 2 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -466,6 +473,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -479,7 +489,7 @@ ReadData             INFO Hit x = 1220.49 y = 63.5816 z = -1151.86 detector = Du
 ReadData             INFO Hit x = 1223.7 y = 57.9027 z = -1153.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1226.91 y = 52.2238 z = -1155.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1230.12 y = 46.5449 z = -1156.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25318
 PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 3 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -499,6 +509,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -512,7 +525,7 @@ ReadData             INFO Hit x = 1320.49 y = 63.5816 z = -1251.86 detector = Du
 ReadData             INFO Hit x = 1323.7 y = 57.9027 z = -1253.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1326.91 y = 52.2238 z = -1255.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1330.12 y = 46.5449 z = -1256.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25318
 PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 4 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -532,6 +545,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -545,7 +561,7 @@ ReadData             INFO Hit x = 1420.49 y = 63.5816 z = -1351.86 detector = Du
 ReadData             INFO Hit x = 1423.7 y = 57.9027 z = -1353.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1426.91 y = 52.2238 z = -1355.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1430.12 y = 46.5449 z = -1356.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25318
 PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 5 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -565,6 +581,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -578,7 +597,7 @@ ReadData             INFO Hit x = 1520.49 y = 63.5816 z = -1451.86 detector = Du
 ReadData             INFO Hit x = 1523.7 y = 57.9027 z = -1453.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1526.91 y = 52.2238 z = -1455.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1530.12 y = 46.5449 z = -1456.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25318
 PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 6 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -598,6 +617,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -611,7 +633,7 @@ ReadData             INFO Hit x = 1620.49 y = 63.5816 z = -1551.86 detector = Du
 ReadData             INFO Hit x = 1623.7 y = 57.9027 z = -1553.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1626.91 y = 52.2238 z = -1555.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1630.12 y = 46.5449 z = -1556.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25318
 PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 7 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -631,6 +653,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -644,7 +669,7 @@ ReadData             INFO Hit x = 1720.49 y = 63.5816 z = -1651.86 detector = Du
 ReadData             INFO Hit x = 1723.7 y = 57.9027 z = -1653.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1726.91 y = 52.2238 z = -1655.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1730.12 y = 46.5449 z = -1656.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25318
 PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 8 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -664,6 +689,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -677,7 +705,7 @@ ReadData             INFO Hit x = 1820.49 y = 63.5816 z = -1751.86 detector = Du
 ReadData             INFO Hit x = 1823.7 y = 57.9027 z = -1753.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1826.91 y = 52.2238 z = -1755.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1830.12 y = 46.5449 z = -1756.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25318
 PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 9 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -697,6 +725,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -710,7 +741,7 @@ ReadData             INFO Hit x = 1920.49 y = 63.5816 z = -1851.86 detector = Du
 ReadData             INFO Hit x = 1923.7 y = 57.9027 z = -1853.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1926.91 y = 52.2238 z = -1855.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1930.12 y = 46.5449 z = -1856.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25306
+PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [BYTES_READ]: 25318
 PoolSvc              INFO Database (SimplePoolReplica1.root) attribute [READ_CALLS]: 24
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 10 events processed so far  <<<===
 MetaDataSvc         DEBUG handle() EndInputFile for FID:095498FF-E805-B142-9948-BD2D4AC79975
@@ -942,11 +973,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000000]
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 11 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -964,11 +997,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000001]
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 12 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -986,11 +1021,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000002]
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 13 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1008,11 +1045,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000003]
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 14 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1030,11 +1069,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000004]
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 15 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1052,11 +1093,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000005]
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 16 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1074,11 +1117,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000006]
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 17 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1096,11 +1141,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000007]
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 18 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1118,11 +1165,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000008]
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 19 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1140,11 +1189,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000009]
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 20 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1162,11 +1213,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 21 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1184,11 +1237,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 22 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1206,11 +1261,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 23 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1228,11 +1285,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 24 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1250,11 +1309,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 25 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1272,11 +1333,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 26 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1294,11 +1357,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 27 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1316,11 +1381,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 28 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1338,11 +1405,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 29 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1360,11 +1429,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 30 events processed so far  <<<===
 MetaDataSvc         DEBUG handle() EndInputFile for FID:73F77177-D136-9344-B64D-29693F68D6C2
@@ -1521,6 +1592,11 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 SimplePoolFile4...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleTrackContainer_p1/MyTracks)
@@ -1532,7 +1608,7 @@ ReadData             INFO Track pt = 74.8928 eta = 3.1676 phi = 2.6161 detector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 31 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1552,13 +1628,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 137.584 eta = -39.525 phi = 17.2679 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 32 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1578,13 +1659,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 228.154 eta = -6.2704 phi = 31.9197 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 33 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1604,13 +1690,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 324.306 eta = -15.8941 phi = 46.5715 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 34 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1630,13 +1721,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 422.255 eta = -13.279 phi = 61.2233 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 35 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1656,13 +1752,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 520.987 eta = -12.3511 phi = 75.8751 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 36 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1682,13 +1783,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 620.127 eta = -11.8468 phi = 90.5269 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 37 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1708,13 +1814,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 719.507 eta = -11.5247 phi = 105.179 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 38 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1734,13 +1845,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 819.038 eta = -11.2998 phi = 119.831 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 39 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1760,13 +1876,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 918.671 eta = -11.1334 phi = 134.482 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 40 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1786,13 +1907,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1018.38 eta = -11.0052 phi = 149.134 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 41 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1812,13 +1938,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1118.13 eta = -10.9031 phi = 163.786 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 42 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1838,13 +1969,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1217.93 eta = -10.82 phi = 178.438 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 43 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1864,13 +2000,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1317.76 eta = -10.751 phi = 193.09 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 44 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1890,13 +2031,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1417.61 eta = -10.6927 phi = 207.741 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 45 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1916,13 +2062,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1517.49 eta = -10.6429 phi = 222.393 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 46 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1942,13 +2093,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1617.37 eta = -10.5997 phi = 237.045 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 47 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1968,13 +2124,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1717.27 eta = -10.562 phi = 251.697 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 48 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1994,13 +2155,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1817.19 eta = -10.5288 phi = 266.349 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 49 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -2020,13 +2186,18 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=298DE14D-49CF-674A-9171-CEBBD9BEC6F8][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
+ReadData             INFO DataHeader (Provenance) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
+ReadData             INFO DataHeader (Provenance) [DB=095498FF-E805-B142-9948-BD2D4AC79975][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1917.11 eta = -10.4993 phi = 281 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23461
+PoolSvc              INFO Database (SimplePoolFile4.root) attribute [BYTES_READ]: 23456
 PoolSvc              INFO Database (SimplePoolFile4.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 50 events processed so far  <<<===
 MetaDataSvc         DEBUG handle() EndInputFile for FID:298DE14D-49CF-674A-9171-CEBBD9BEC6F8
@@ -2049,9 +2220,9 @@ ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
-cObjR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #=151
+cObjR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=  0.0662(+-   0.811)/       0/      10 [ms] #=151
 cObj_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.139(+-    1.17)/       0/      10 [ms] #=144
-ChronoStatSvc        INFO Time User   : Tot=  290 [ms]  #=  1
+ChronoStatSvc        INFO Time User   : Tot=  300 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadConcat.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadConcat.ref
index 6599a13b4043..ab147d9c1c1f 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadConcat.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_ReadConcat.ref
@@ -1,24 +1,24 @@
-Thu Oct 14 16:00:25 CDT 2021
+Mon Oct 18 10:24:42 CDT 2021
 Preloading tcmalloc_minimal.so
 Athena               INFO including file "AthenaCommon/Preparation.py"
 Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
 Athena               INFO including file "AthenaCommon/Execution.py"
 Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_ReadJobOptions.py"
-Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO Read module info for 5082 configurables from 58 genConfDb files
 Py:ConfigurableDb    INFO No duplicates have been found: that's good !
 Athena               INFO including file "AthenaCommon/runbatch.py"
 ApplicationMgr    SUCCESS 
 ====================================================================================================================================
                                                    Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
-                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:00:38 2021
+                                          running on atlaslogin01.hep.anl.gov on Mon Oct 18 10:24:55 2021
 ====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
 ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
-ClassIDSvc           INFO getRegistryEntries: read 861 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 863 CLIDRegistry entries for module ALL
 ReadData            DEBUG Property update for OutputLevel : new value = 2
 ReadData             INFO in initialize()
 MetaDataSvc         DEBUG Property update for OutputLevel : new value = 2
@@ -236,9 +236,10 @@ MetaDataSvc         DEBUG Adding public ToolHandle tool ToolSvc.IOVDbMetaDataToo
 MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
 AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
 AthenaPoolAddre...  DEBUG Service base class initialized successfully
-ReadData            DEBUG input handles: 2
+ReadData            DEBUG input handles: 3
 ReadData            DEBUG output handles: 0
 ReadData            DEBUG Data Deps for ReadData
+  + INPUT   ( 'DataHeader' , 'StoreGateSvc+EventSelector' ) 
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 AthenaEventLoopMgr   INFO Setup EventSelector service EventSelector
@@ -383,6 +384,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -401,7 +405,7 @@ ReadData             INFO Hit x = 1020.49 y = 63.5816 z = -951.864 detector = Du
 ReadData             INFO Hit x = 1023.7 y = 57.9027 z = -953.684 detector = DummyHitDetector
 ReadData             INFO Hit x = 1026.91 y = 52.2238 z = -955.073 detector = DummyHitDetector
 ReadData             INFO Hit x = 1030.12 y = 46.5449 z = -956.169 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24917
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 1 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -422,6 +426,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -435,7 +442,7 @@ ReadData             INFO Hit x = 1120.49 y = 63.5816 z = -1051.86 detector = Du
 ReadData             INFO Hit x = 1123.7 y = 57.9027 z = -1053.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1126.91 y = 52.2238 z = -1055.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1130.12 y = 46.5449 z = -1056.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24917
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 2 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -455,6 +462,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -468,7 +478,7 @@ ReadData             INFO Hit x = 1220.49 y = 63.5816 z = -1151.86 detector = Du
 ReadData             INFO Hit x = 1223.7 y = 57.9027 z = -1153.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1226.91 y = 52.2238 z = -1155.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1230.12 y = 46.5449 z = -1156.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24917
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 3 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -488,6 +498,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -501,7 +514,7 @@ ReadData             INFO Hit x = 1320.49 y = 63.5816 z = -1251.86 detector = Du
 ReadData             INFO Hit x = 1323.7 y = 57.9027 z = -1253.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1326.91 y = 52.2238 z = -1255.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1330.12 y = 46.5449 z = -1256.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24917
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 4 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -521,6 +534,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -534,7 +550,7 @@ ReadData             INFO Hit x = 1420.49 y = 63.5816 z = -1351.86 detector = Du
 ReadData             INFO Hit x = 1423.7 y = 57.9027 z = -1353.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1426.91 y = 52.2238 z = -1355.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1430.12 y = 46.5449 z = -1356.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24917
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 5 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -554,6 +570,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -567,7 +586,7 @@ ReadData             INFO Hit x = 1520.49 y = 63.5816 z = -1451.86 detector = Du
 ReadData             INFO Hit x = 1523.7 y = 57.9027 z = -1453.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1526.91 y = 52.2238 z = -1455.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1530.12 y = 46.5449 z = -1456.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24917
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 6 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -587,6 +606,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -600,7 +622,7 @@ ReadData             INFO Hit x = 1620.49 y = 63.5816 z = -1551.86 detector = Du
 ReadData             INFO Hit x = 1623.7 y = 57.9027 z = -1553.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1626.91 y = 52.2238 z = -1555.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1630.12 y = 46.5449 z = -1556.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24917
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 7 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -620,6 +642,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -633,7 +658,7 @@ ReadData             INFO Hit x = 1720.49 y = 63.5816 z = -1651.86 detector = Du
 ReadData             INFO Hit x = 1723.7 y = 57.9027 z = -1653.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1726.91 y = 52.2238 z = -1655.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1730.12 y = 46.5449 z = -1656.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24917
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 8 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -653,6 +678,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -666,7 +694,7 @@ ReadData             INFO Hit x = 1820.49 y = 63.5816 z = -1751.86 detector = Du
 ReadData             INFO Hit x = 1823.7 y = 57.9027 z = -1753.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1826.91 y = 52.2238 z = -1755.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1830.12 y = 46.5449 z = -1756.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24917
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 9 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -686,6 +714,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -699,7 +730,7 @@ ReadData             INFO Hit x = 1920.49 y = 63.5816 z = -1851.86 detector = Du
 ReadData             INFO Hit x = 1923.7 y = 57.9027 z = -1853.68 detector = DummyHitDetector
 ReadData             INFO Hit x = 1926.91 y = 52.2238 z = -1855.07 detector = DummyHitDetector
 ReadData             INFO Hit x = 1930.12 y = 46.5449 z = -1856.17 detector = DummyHitDetector
-PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24931
+PoolSvc              INFO Database (SimplePoolFile1.root) attribute [BYTES_READ]: 24917
 PoolSvc              INFO Database (SimplePoolFile1.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 10 events processed so far  <<<===
 MetaDataSvc         DEBUG handle() EndInputFile for FID:F2313678-C96A-964F-89E8-08BAB39F2DA7
@@ -932,11 +963,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000000]
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 11 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -954,11 +987,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000001]
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 12 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -976,11 +1011,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000002]
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 13 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -998,11 +1035,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000003]
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 14 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1020,11 +1059,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000004]
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 15 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1042,11 +1083,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000005]
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 16 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1064,11 +1107,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000006]
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 17 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1086,11 +1131,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000007]
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 18 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1108,11 +1155,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000008]
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 19 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1130,11 +1179,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000009]
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 20 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1152,11 +1203,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 21 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1174,11 +1227,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 22 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1196,11 +1251,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 23 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1218,11 +1275,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 24 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1240,11 +1299,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 25 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1262,11 +1323,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 26 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1284,11 +1347,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 27 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1306,11 +1371,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 28 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1328,11 +1395,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 29 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1350,11 +1419,13 @@ ReadData             INFO CLID = 2101, key = McEventInfo
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=73F77177-D136-9344-B64D-29693F68D6C2][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000004-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21245
+PoolSvc              INFO Database (SimplePoolFile2.root) attribute [BYTES_READ]: 21247
 PoolSvc              INFO Database (SimplePoolFile2.root) attribute [READ_CALLS]: 22
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 30 events processed so far  <<<===
 MetaDataSvc         DEBUG handle() EndInputFile for FID:73F77177-D136-9344-B64D-29693F68D6C2
@@ -1530,6 +1601,10 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 SimplePoolFile3...  DEBUG --> Access   DbContainer  READ      [ROOT_TreeIndex] CollectionTree(ExampleTrackContainer_p1/MyTracks)
@@ -1541,7 +1616,7 @@ ReadData             INFO Track pt = 74.8928 eta = 3.1676 phi = 2.6161 detector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #0, run #1 31 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1561,13 +1636,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 137.584 eta = -39.525 phi = 17.2679 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #1, run #1 32 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1587,13 +1666,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 228.154 eta = -6.2704 phi = 31.9197 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #2, run #1 33 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1613,13 +1696,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 324.306 eta = -15.8941 phi = 46.5715 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #3, run #1 34 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1639,13 +1726,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 422.255 eta = -13.279 phi = 61.2233 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #4, run #1 35 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1665,13 +1756,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 520.987 eta = -12.3511 phi = 75.8751 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #5, run #1 36 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1691,13 +1786,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 620.127 eta = -11.8468 phi = 90.5269 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #6, run #1 37 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1717,13 +1816,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 719.507 eta = -11.5247 phi = 105.179 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #7, run #1 38 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1743,13 +1846,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 819.038 eta = -11.2998 phi = 119.831 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #8, run #1 39 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1769,13 +1876,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 918.671 eta = -11.1334 phi = 134.482 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #9, run #1 40 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1795,13 +1906,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1018.38 eta = -11.0052 phi = 149.134 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #10, run #1 41 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1821,13 +1936,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1118.13 eta = -10.9031 phi = 163.786 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #11, run #1 42 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1847,13 +1966,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1217.93 eta = -10.82 phi = 178.438 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #12, run #1 43 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1873,13 +1996,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1317.76 eta = -10.751 phi = 193.09 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #13, run #1 44 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1899,13 +2026,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1417.61 eta = -10.6927 phi = 207.741 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #14, run #1 45 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1925,13 +2056,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1517.49 eta = -10.6429 phi = 222.393 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #15, run #1 46 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1951,13 +2086,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1617.37 eta = -10.5997 phi = 237.045 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #16, run #1 47 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -1977,13 +2116,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1717.27 eta = -10.562 phi = 251.697 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #17, run #1 48 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -2003,13 +2146,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1817.19 eta = -10.5288 phi = 266.349 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #18, run #1 49 events processed so far  <<<===
 EventSelector       DEBUG Get AttributeList from the collection
@@ -2029,13 +2176,17 @@ ReadData             INFO CLID = 9103, key = MyTracks
 ReadData             INFO CLID = 222376821, key = Stream2
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=CollectionTree(ExampleTrackContainer_p1/MyTracks)][CLID=FF777FDA-721C-4756-BBF3-4CE28C2A3AF5][TECH=00000203][OID=00000004-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=A811B014-0297-AD47-AF4C-B75EF418982D][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
+ReadData             INFO DataHeader (Provenance) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Track pt = 1917.11 eta = -10.4993 phi = 281 detector = Track made in: DummyHitDetector
 DataProxy         WARNING accessData:  IOA pointer not set
 ReadData          WARNING Could not follow ExampleTrackContainer/MyTracks ElementLinks to ExampleHitContainer/MyHits
 ReadData             INFO Could not find ExampleHitContainer/MyHits
-PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23875
+PoolSvc              INFO Database (SimplePoolFile3.root) attribute [BYTES_READ]: 23859
 PoolSvc              INFO Database (SimplePoolFile3.root) attribute [READ_CALLS]: 23
 AthenaEventLoopMgr   INFO   ===>>>  done processing event #19, run #1 50 events processed so far  <<<===
 MetaDataSvc         DEBUG handle() EndInputFile for FID:A811B014-0297-AD47-AF4C-B75EF418982D
@@ -2058,9 +2209,9 @@ ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
-cObjR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=  0.0826(+-   0.905)/       0/      10 [ms] #=121
-cObj_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.351(+-    1.84)/       0/      10 [ms] #=114
-ChronoStatSvc        INFO Time User   : Tot=  380 [ms]  #=  1
+cObjR_ALL            INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.165(+-    1.27)/       0/      10 [ms] #=121
+cObj_ALL             INFO Time User   : Tot=   60 [ms] Ave/Min/Max=   0.526(+-    2.23)/       0/      10 [ms] #=114
+ChronoStatSvc        INFO Time User   : Tot=  300 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WCond.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WCond.ref
index fb9c7f3c70e7..c18deef6aaf1 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WCond.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WCond.ref
@@ -1,24 +1,24 @@
-Thu Oct 14 16:00:44 CDT 2021
+Mon Oct 18 10:25:00 CDT 2021
 Preloading tcmalloc_minimal.so
 Athena               INFO including file "AthenaCommon/Preparation.py"
 Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
 Athena               INFO including file "AthenaCommon/Execution.py"
 Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_WCondJobOptions.py"
-Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO Read module info for 5082 configurables from 58 genConfDb files
 Py:ConfigurableDb    INFO No duplicates have been found: that's good !
 Athena               INFO including file "AthenaCommon/runbatch.py"
 ApplicationMgr    SUCCESS 
 ====================================================================================================================================
                                                    Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
-                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:00:55 2021
+                                          running on atlaslogin01.hep.anl.gov on Mon Oct 18 10:25:11 2021
 ====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
 AthDictLoaderSvc     INFO acquired Dso-registry
 ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for module ALL
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
-ClassIDSvc           INFO getRegistryEntries: read 1025 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 1027 CLIDRegistry entries for module ALL
 Stream1             DEBUG Property update for OutputLevel : new value = 2
 Stream1             DEBUG in initialize()
 ToolSvc.Stream1...   INFO Initializing ToolSvc.Stream1Tool
@@ -175,9 +175,10 @@ MetaDataSvc         DEBUG Adding public ToolHandle tool ToolSvc.IOVDbMetaDataToo
 MetaDataSvc          INFO   AlgTool: ToolSvc.IOVDbMetaDataTool
 AthenaPoolAddre...  DEBUG Property update for OutputLevel : new value = 2
 AthenaPoolAddre...  DEBUG Service base class initialized successfully
-ReadData            DEBUG input handles: 2
+ReadData            DEBUG input handles: 3
 ReadData            DEBUG output handles: 0
 ReadData            DEBUG Data Deps for ReadData
+  + INPUT   ( 'DataHeader' , 'StoreGateSvc+EventSelector' ) 
   + INPUT   ( 'ExampleHitContainer' , 'StoreGateSvc+MyHits' ) 
   + INPUT   ( 'ExampleTrackContainer' , 'StoreGateSvc+MyTracks' ) 
 WriteCond           DEBUG Property update for OutputLevel : new value = 2
@@ -234,6 +235,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000000]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000000]
 ReadData             INFO EventInfo event: 0 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -283,6 +287,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000001]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000001]
 ReadData             INFO EventInfo event: 1 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -326,6 +333,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000002]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000002]
 ReadData             INFO EventInfo event: 2 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -369,6 +379,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000003]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000003]
 ReadData             INFO EventInfo event: 3 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -412,6 +425,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000004]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000004]
 ReadData             INFO EventInfo event: 4 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -455,6 +471,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000005]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000005]
 ReadData             INFO EventInfo event: 5 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -498,6 +517,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000006]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000006]
 ReadData             INFO EventInfo event: 6 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -541,6 +563,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000007]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000007]
 ReadData             INFO EventInfo event: 7 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -584,6 +609,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000008]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000008]
 ReadData             INFO EventInfo event: 8 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -627,6 +655,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000009]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000009]
 ReadData             INFO EventInfo event: 9 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -670,6 +701,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000A]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000A]
 ReadData             INFO EventInfo event: 10 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -713,6 +747,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000B]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000B]
 ReadData             INFO EventInfo event: 11 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -756,6 +793,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000C]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000C]
 ReadData             INFO EventInfo event: 12 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -799,6 +839,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000D]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000D]
 ReadData             INFO EventInfo event: 13 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -842,6 +885,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000E]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000E]
 ReadData             INFO EventInfo event: 14 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -885,6 +931,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-0000000F]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-0000000F]
 ReadData             INFO EventInfo event: 15 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -928,6 +977,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000010]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000010]
 ReadData             INFO EventInfo event: 16 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -971,6 +1023,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000011]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000011]
 ReadData             INFO EventInfo event: 17 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1014,6 +1069,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000012]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000012]
 ReadData             INFO EventInfo event: 18 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1057,6 +1115,9 @@ ReadData             INFO CLID = 9102, key = MyHits
 ReadData             INFO CLID = 222376821, key = Stream1
 ReadData             INFO EventType: Event type: sim/data -  is sim , testbeam/atlas -  is atlas , calib/physics -  is physics 
 ReadData             INFO TagInfo: 
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(EventInfo_p4/McEventInfo)][CLID=C634FDB6-CC4B-4BA2-B8F9-A84BE6A786C7][TECH=00000203][OID=00000003-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=CollectionTree(ExampleHitContainer_p1/MyHits)][CLID=6BB89FA1-EB62-4641-97CA-3F8DB6588053][TECH=00000203][OID=00000004-00000013]
+ReadData             INFO DataHeader (Event Content) [DB=F2313678-C96A-964F-89E8-08BAB39F2DA7][CNT=POOLContainer(DataHeader)][CLID=4DDBD295-EFCE-472A-9EC8-15CD35A9EB8D][TECH=00000203][OID=00000005-00000013]
 ReadData             INFO EventInfo event: 19 run: 1
 ReadData             INFO Get Smart data ptr 1
 ReadData             INFO Could not find ExampleTrackContainer/MyTracks
@@ -1175,11 +1236,11 @@ ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 commitOutput         INFO Time User   : Tot=    0 [us]  #=  1
 cRep_ALL             INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #=  2
-fRep_ALL             INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #=  2
-cRepR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #=  3
 cObjR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 46
-cObj_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.455(+-    2.08)/       0/      10 [ms] #= 44
-ChronoStatSvc        INFO Time User   : Tot=  230 [ms]  #=  1
+fRep_ALL             INFO Time User   : Tot=   10 [ms] Ave/Min/Max=       5(+-       5)/       0/      10 [ms] #=  2
+cRepR_ALL            INFO Time User   : Tot=   10 [ms] Ave/Min/Max=    3.33(+-    4.71)/       0/      10 [ms] #=  3
+cObj_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.682(+-    2.52)/       0/      10 [ms] #= 44
+ChronoStatSvc        INFO Time User   : Tot=  260 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WMeta.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WMeta.ref
index 20cb758cd631..3f834c04d523 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WMeta.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_WMeta.ref
@@ -1,17 +1,17 @@
-Thu Oct 14 16:01:15 CDT 2021
+Mon Oct 18 10:25:32 CDT 2021
 Preloading tcmalloc_minimal.so
 Athena               INFO including file "AthenaCommon/Preparation.py"
 Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
 Athena               INFO including file "AthenaCommon/Execution.py"
 Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_WMetaJobOptions.py"
-Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO Read module info for 5082 configurables from 58 genConfDb files
 Py:ConfigurableDb    INFO No duplicates have been found: that's good !
 Athena               INFO including file "AthenaCommon/runbatch.py"
 ApplicationMgr    SUCCESS 
 ====================================================================================================================================
                                                    Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
-                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 16:01:26 2021
+                                          running on atlaslogin01.hep.anl.gov on Mon Oct 18 10:25:43 2021
 ====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
@@ -20,7 +20,7 @@ ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
 ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
 ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
-ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 593 CLIDRegistry entries for module ALL
 xAODMaker::Even...   INFO Initializing xAODMaker::EventInfoCnvAlg
 MetaDataSvc          INFO Initializing MetaDataSvc
 AthenaPoolCnvSvc    DEBUG Property update for OutputLevel : new value = 2
@@ -1075,11 +1075,11 @@ ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
-commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 21
-cRep_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.448(+-    2.69)/       0/      20 [ms] #= 67
+commitOutput         INFO Time User   : Tot=   10 [ms] Ave/Min/Max=   0.476(+-    2.13)/       0/      10 [ms] #= 21
+cRep_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.448(+-    2.07)/       0/      10 [ms] #= 67
 cRepR_ALL            INFO Time User   : Tot=   30 [ms] Ave/Min/Max=  0.0912(+-   0.951)/       0/      10 [ms] #=329
 fRep_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.597(+-    2.37)/       0/      10 [ms] #= 67
-ChronoStatSvc        INFO Time User   : Tot=  390 [ms]  #=  1
+ChronoStatSvc        INFO Time User   : Tot=  440 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Write.ref b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Write.ref
index c26b14b5bf34..ae840a42f5de 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Write.ref
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/share/AthenaPoolExample_Write.ref
@@ -1,17 +1,17 @@
-Thu Oct 14 15:58:09 CDT 2021
+Mon Oct 18 10:22:28 CDT 2021
 Preloading tcmalloc_minimal.so
 Athena               INFO including file "AthenaCommon/Preparation.py"
 Athena               INFO including file "AthenaCommon/Atlas.UnixStandardJob.py"
 Athena               INFO executing ROOT6Setup
 Athena               INFO including file "AthenaCommon/Execution.py"
 Athena               INFO including file "AthenaPoolExampleAlgorithms/AthenaPoolExample_WriteJobOptions.py"
-Py:ConfigurableDb    INFO Read module info for 5083 configurables from 58 genConfDb files
+Py:ConfigurableDb    INFO Read module info for 5082 configurables from 58 genConfDb files
 Py:ConfigurableDb    INFO No duplicates have been found: that's good !
 Athena               INFO including file "AthenaCommon/runbatch.py"
 ApplicationMgr    SUCCESS 
 ====================================================================================================================================
                                                    Welcome to ApplicationMgr (GaudiCoreSvc v36r0)
-                                          running on atlaslogin01.hep.anl.gov on Thu Oct 14 15:58:24 2021
+                                          running on atlaslogin01.hep.anl.gov on Mon Oct 18 10:22:40 2021
 ====================================================================================================================================
 ApplicationMgr       INFO Application Manager Configured successfully
 AthDictLoaderSvc     INFO in initialize...
@@ -20,7 +20,7 @@ ClassIDSvc           INFO getRegistryEntries: read 3039 CLIDRegistry entries for
 AthenaEventLoopMgr   INFO Initializing AthenaEventLoopMgr
 ClassIDSvc           INFO getRegistryEntries: read 722 CLIDRegistry entries for module ALL
 ClassIDSvc           INFO getRegistryEntries: read 859 CLIDRegistry entries for module ALL
-ClassIDSvc           INFO getRegistryEntries: read 591 CLIDRegistry entries for module ALL
+ClassIDSvc           INFO getRegistryEntries: read 593 CLIDRegistry entries for module ALL
 ClassIDSvc           INFO getRegistryEntries: read 350 CLIDRegistry entries for module ALL
 xAODMaker::Even...   INFO Initializing xAODMaker::EventInfoCnvAlg
 MetaDataSvc          INFO Initializing MetaDataSvc
@@ -1541,11 +1541,11 @@ ToolSvc              INFO Removing all tools created by ToolSvc
 *****Chrono*****     INFO ****************************************************************************************************
 *****Chrono*****     INFO  The Final CPU consumption ( Chrono ) Table (ordered)
 *****Chrono*****     INFO ****************************************************************************************************
-commitOutput         INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #= 43
-cRep_ALL             INFO Time User   : Tot=   20 [ms] Ave/Min/Max=   0.169(+-    1.29)/       0/      10 [ms] #=118
-cRepR_ALL            INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.106(+-    1.02)/       0/      10 [ms] #=283
-fRep_ALL             INFO Time User   : Tot=   40 [ms] Ave/Min/Max=   0.339(+-    1.81)/       0/      10 [ms] #=118
-ChronoStatSvc        INFO Time User   : Tot=  350 [ms]  #=  1
+cRepR_ALL            INFO Time User   : Tot=    0 [us] Ave/Min/Max=       0(+-       0)/       0/       0 [us] #=283
+commitOutput         INFO Time User   : Tot=   10 [ms] Ave/Min/Max=   0.233(+-    1.51)/       0/      10 [ms] #= 43
+fRep_ALL             INFO Time User   : Tot=   10 [ms] Ave/Min/Max=  0.0847(+-   0.917)/       0/      10 [ms] #=118
+cRep_ALL             INFO Time User   : Tot=   30 [ms] Ave/Min/Max=   0.254(+-    1.57)/       0/      10 [ms] #=118
+ChronoStatSvc        INFO Time User   : Tot=  360 [ms]  #=  1
 *****Chrono*****     INFO ****************************************************************************************************
 ChronoStatSvc.f...   INFO  Service finalized successfully 
 ApplicationMgr       INFO Application Manager Finalized successfully
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/src/ReadData.cxx b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/src/ReadData.cxx
index 0cff7e2dc641..b2c8d8c798ca 100755
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/src/ReadData.cxx
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/src/ReadData.cxx
@@ -14,6 +14,8 @@
 #include "AthenaPoolExampleData/ExampleHitContainer.h"
 #include "AthenaPoolExampleData/ExampleTrackContainer.h"
 
+#include "PersistentDataModel/DataHeader.h"
+
 #include "EventInfo/EventInfo.h"
 #include "EventInfo/EventID.h"
 #include "EventInfo/EventStreamInfo.h"
@@ -47,6 +49,7 @@ StatusCode ReadData::initialize() {
       return StatusCode::FAILURE;
    }
 
+   ATH_CHECK( m_dataHeaderKey.initialize() );
    if (!m_exampleTrackKey.key().empty()) {
      ATH_CHECK( m_exampleTrackKey.initialize() );
    }
@@ -99,6 +102,15 @@ StatusCode ReadData::execute (const EventContext& ctx) const {
          ATH_MSG_INFO("EventBookkeeper (In) " << (*iter)->getName() << " accepted events: = " << (*iter)->getNAcceptedEvents());
       }
    }
+
+   SG::ReadHandle<DataHeader> dh (m_dataHeaderKey, ctx);
+   for (std::vector<DataHeaderElement>::const_iterator dhe_p = dh->begin(); dhe_p != dh->end(); dhe_p++) {
+      ATH_MSG_INFO("DataHeader (Event Content) " << dhe_p->getToken()->toString());
+   }
+   for (std::vector<DataHeaderElement>::const_iterator dhe_p = dh->beginProvenance(); dhe_p != dh->endProvenance(); dhe_p++) {
+      ATH_MSG_INFO("DataHeader (Provenance) " << dhe_p->getToken()->toString());
+   }
+
    // Get the event header, print out event and run number
    const EventIDBase& eid = ctx.eventID();
    ATH_MSG_INFO("EventInfo event: " << eid.event_number() << " run: " << eid.run_number());
diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/src/ReadData.h b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/src/ReadData.h
index 4c209285fa85..266cca2b1ba9 100755
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/src/ReadData.h
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleAlgorithms/src/ReadData.h
@@ -13,10 +13,12 @@
 
 #include "GaudiKernel/ServiceHandle.h"
 #include "AthenaBaseComps/AthReentrantAlgorithm.h"
+#include "PersistentDataModel/DataHeader.h"
 #include "AthenaPoolExampleData/ExampleTrackContainer.h"
 #include "AthenaPoolExampleData/ExampleHitContainer.h"
 #include "StoreGate/ReadHandleKey.h"
 
+class DataHeader;
 class StoreGateSvc;
 
 namespace AthPoolEx {
@@ -40,6 +42,7 @@ public:
 private:
    ServiceHandle<StoreGateSvc> p_SGinMeta;
    ServiceHandle<StoreGateSvc> p_SGmeta;
+   SG::ReadHandleKey<DataHeader> m_dataHeaderKey { this, "DataHeaderKey", "EventSelector" };
    SG::ReadHandleKey<ExampleTrackContainer> m_exampleTrackKey { this, "ExampleTrackKey", "MyTracks" };
    SG::ReadHandleKey<ExampleHitContainer> m_exampleHitKey { this, "ExampleHitKey", "MyHits" };
 };
-- 
GitLab