diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 480aa50715675790102586bf283b71da9177a330..2be853c88c437293e0c97f2ee1e3b392e2a2683e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -37,40 +37,6 @@ stages:
     - export IMAGE=$CI_REGISTRY_IMAGE/something
 
 
-#####################################################
-### ATLAS KV (a test of cvmfs functionality)
-#####################################################
-
-.job_test_kv:
-  stage: test
-  image: gitlab-registry.cern.ch/hep-benchmarks/hep-workloads-builder/dind:qa
-  tags:
-      - hep-workload-gpu-docker-builder
-  before_script:
-      - export CIENV_CVMFSVOLUME=/scratch/cvmfs_hep/CI-JOB-${CI_JOB_ID}
-      - export CVMFS_IMAGE=gitlab-registry.cern.ch/hep-benchmarks/hep-workloads-builder/cvmfs-image:${CI_COMMIT_TAG:-$CI_COMMIT_BRANCH}
-      - docker pull ${CVMFS_IMAGE}
-      - docker run --name cvmfs_${CI_JOB_ID} -d --privileged -v ${CIENV_CVMFSVOLUME}:/cvmfs:shared ${CVMFS_IMAGE} -r atlas.cern.ch -t /tmp/traces
-  script: 
-      - sleep 1m # to give time to cvmfs to start
-      - export CIENV_CVMFSVOLUME=/scratch/cvmfs_hep/CI-JOB-${CI_JOB_ID}
-      - docker exec cvmfs_${CI_JOB_ID} cvmfs_config probe
-      - docker run --rm -v ${CIENV_CVMFSVOLUME}:/cvmfs gitlab-registry.cern.ch/hep-benchmarks/hep-workloads/atlas-kv-bmk:ci1.2 -c 2 -t 1 -e 4
-      - docker exec cvmfs_${CI_JOB_ID} cvmfs_talk -i atlas.cern.ch tracebuffer flush
-      - docker exec cvmfs_${CI_JOB_ID} python /usr/libexec/cvmfs/shrinkwrap/spec_builder.py --policy=exact /tmp/traces/cvmfs-atlas.cern.ch.trace.log /tmp/traces/cvmfs-atlas.cern.ch.spec
-      - docker cp cvmfs_${CI_JOB_ID}:/tmp/traces ${CI_PROJECT_DIR}/traces  
-  after_script:
-      - docker rm -f cvmfs_${CI_JOB_ID}
-  only:
-      variables:
-      - $CI_COMMIT_BRANCH =~ /^qa.*$/
-      - $CI_COMMIT_TAG =~ /^v.*$/
-  artifacts:
-    paths:
-      - ${CI_PROJECT_DIR}/traces
-    expire_in: 1 week
-    when: always
-
 #####################################################
 ### CMS PATATRACK 
 #####################################################
@@ -83,8 +49,9 @@ build_patatrack:
     strategy: depend
   only:
     variables:
-      - $CI_COMMIT_BRANCH =~ /^qa.*$/
+      - $CI_COMMIT_BRANCH =~ /^qa-patatrack.*$/
     changes:
+      - cms/cms-patatrack-ci.yml
       - cms/patatrack/*
       - cms/patatrack/ci-scripts/*
       - cms/patatrack/cms-patatrack/*
@@ -110,7 +77,7 @@ build_simpletrack:
     strategy: depend
   only:
     variables:
-    - $CI_COMMIT_BRANCH =~ /^qa.*$/
+    - $CI_COMMIT_BRANCH =~ /^qa-simpletrack.*$/
     changes:
     - lhc/simpletrack/Dockerfile.*
     - lhc/simpletrack/lhc-simpletrack.*
diff --git a/ci_template_build_image.yml b/ci_template_build_image.yml
new file mode 100644
index 0000000000000000000000000000000000000000..f1ecdfb46517ae22e72752b2927a88594eb5b771
--- /dev/null
+++ b/ci_template_build_image.yml
@@ -0,0 +1,51 @@
+##########################
+## Templates #############
+
+# .definition_build_image_kaniko: &template_build_image_kaniko
+#     tags:
+#         - hep-workload-gpu-docker-builder
+#     image: # NB enable shared runners and do not specify a CI tag
+#         name: gitlab-registry.cern.ch/ci-tools/docker-image-builder # CERN version of the Kaniko image
+#         entrypoint: [""]
+#     script:
+#         - echo "current commit is ${CI_COMMIT_SHA:0:8}"
+#         - echo "current branch is ${CI_COMMIT_BRANCH}"
+#         - echo "current tag is ${CI_COMMIT_TAG}"
+#         - if [[ -z $DOCKERFILE ]]; then echo "ERROR variable DOCKERFILE is not defined "; exit 1; fi 
+#         - if [[ -z $CONTEXT ]]; then echo "ERROR variable CONTEXT is not defined "; exit 1; fi 
+#         - if [[ -z $IMAGE_NAME ]]; then echo "ERROR variable IMAGE_NAME is not defined "; exit 1; fi 
+#         - if [[ -z $IMAGE_TAG ]]; then echo "ERROR variable IMAGE_TAG is not defined "; exit 1; fi 
+#         - export DESTINATIONS="--destination $CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG --destination $CI_REGISTRY_IMAGE/$IMAGE_NAME:ci-${CI_COMMIT_BRANCH}-${CI_COMMIT_SHA:0:8}"
+#         - echo "DESTINATIONS $DESTINATIONS"
+#         # Prepare Kaniko configuration file
+#         - echo "{\"auths\":{\"$CI_REGISTRY\":{\"username\":\"$CI_REGISTRY_USER\",\"password\":\"$CI_REGISTRY_PASSWORD\"}}}" > /kaniko/.docker/config.json
+#         # Build and push the image from the Dockerfile at the root of the project.
+#         # To push to a specific docker tag, amend the --destination parameter, e.g. --destination $CI_REGISTRY_IMAGE:$CI_BUILD_REF_NAME
+#         # See https://docs.gitlab.com/ee/ci/variables/predefined_variables.html#variables-reference for available variables
+#         - /kaniko/executor --context $CONTEXT --dockerfile $DOCKERFILE $DESTINATIONS
+
+
+###########################################################
+# use docker in docker image: to trigger other docker runs
+###########################################################
+.template_build_image:
+    tags:
+        - hep-workload-gpu-docker-builder
+    image: 
+        name: gitlab-registry.cern.ch/hep-benchmarks/hep-workloads-builder/dind:qa # Use instead of kaniko. FIXME use a prod tag
+        entrypoint: [""]
+    script:
+        - echo "current commit is ${CI_COMMIT_SHA:0:8}"
+        - echo "current branch is ${CI_COMMIT_BRANCH}"
+        - echo "current tag is ${CI_COMMIT_TAG}"
+        - if [[ -z $DOCKERFILE ]]; then echo "ERROR variable DOCKERFILE is not defined "; exit 1; fi 
+        - if [[ -z $CONTEXT ]]; then echo "ERROR variable CONTEXT is not defined "; exit 1; fi 
+        - if [[ -z $IMAGE_NAME ]]; then echo "ERROR variable IMAGE_NAME is not defined "; exit 1; fi 
+        - if [[ -z $IMAGE_TAG ]]; then echo "ERROR variable IMAGE_TAG is not defined "; exit 1; fi 
+        - docker rmi -f $CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG || echo "image $CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG does not exist"
+        - echo $CI_BUILD_TOKEN | docker login -u gitlab-ci-token --password-stdin gitlab-registry.cern.ch
+        - docker build --no-cache -t $CI_REGISTRY_IMAGE/$IMAGE_NAME:ci-${CI_COMMIT_BRANCH}-${CI_COMMIT_SHA:0:8} -f $DOCKERFILE $CONTEXT
+        - docker tag $CI_REGISTRY_IMAGE/$IMAGE_NAME:ci-${CI_COMMIT_BRANCH}-${CI_COMMIT_SHA:0:8} $CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG
+        - docker push $CI_REGISTRY_IMAGE/$IMAGE_NAME:ci-${CI_COMMIT_BRANCH}-${CI_COMMIT_SHA:0:8}
+        - docker push $CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG
+        - docker rmi $CI_REGISTRY_IMAGE/$IMAGE_NAME:ci-${CI_COMMIT_BRANCH}-${CI_COMMIT_SHA:0:8}
\ No newline at end of file
diff --git a/cms/README.md b/cms/README.md
index cce5abecf2ba4c9109937030baca38474742b723..5f1e63f33ce66efd4d3d7d9f92282cc32ce9729f 100644
--- a/cms/README.md
+++ b/cms/README.md
@@ -17,5 +17,5 @@ As image use the most recent tag version or the qa one, as reported in the [regi
 export RESULTS_DIR=/any_path_you_like
 export IMAGE_NAME=gitlab-registry.cern.ch/hep-benchmarks/hep-workloads-gpu/cms/cms-patatrack-nvidia-bmk:qa
 docker pull ${IMAGE_NAME}
-docker run --rm --gpus '"device=0"' -v ${RESULTS_DIR}:/results ${IMAGE_NAME}
+docker run --rm --gpus all -v ${RESULTS_DIR}:/results ${IMAGE_NAME}
 ```
\ No newline at end of file
diff --git a/cms/cms-patatrack-ci.yml b/cms/cms-patatrack-ci.yml
index db7d194bda081b1cb03eb3a943a480ac23e90799..c237229813e2e5a95caf707c591b312bb8de7c5c 100644
--- a/cms/cms-patatrack-ci.yml
+++ b/cms/cms-patatrack-ci.yml
@@ -1,74 +1,31 @@
 ---
 stages:
+    - zero
     - build_base_image
     - build_data_image
     - build_interim_image
     - snapshot_cvmfs
     - build_standalone_image
     - test
-#- publish
-#- announce
 
-##########################
-## Templates #############
+include:
+    - local: '/ci_template_build_image.yml'
 
-# .definition_build_image_kaniko: &template_build_image_kaniko
-#     tags:
-#         - hep-workload-gpu-docker-builder
-#     image: # NB enable shared runners and do not specify a CI tag
-#         name: gitlab-registry.cern.ch/ci-tools/docker-image-builder # CERN version of the Kaniko image
-#         entrypoint: [""]
-#     script:
-#         - echo "current commit is ${CI_COMMIT_SHA:0:8}"
-#         - echo "current branch is ${CI_COMMIT_BRANCH}"
-#         - echo "current tag is ${CI_COMMIT_TAG}"
-#         - if [[ -z $DOCKERFILE ]]; then echo "ERROR variable DOCKERFILE is not defined "; exit 1; fi 
-#         - if [[ -z $CONTEXT ]]; then echo "ERROR variable CONTEXT is not defined "; exit 1; fi 
-#         - if [[ -z $IMAGE_NAME ]]; then echo "ERROR variable IMAGE_NAME is not defined "; exit 1; fi 
-#         - if [[ -z $IMAGE_TAG ]]; then echo "ERROR variable IMAGE_TAG is not defined "; exit 1; fi 
-#         - export DESTINATIONS="--destination $CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG --destination $CI_REGISTRY_IMAGE/$IMAGE_NAME:ci-${CI_COMMIT_BRANCH}-${CI_COMMIT_SHA:0:8}"
-#         - echo "DESTINATIONS $DESTINATIONS"
-#         # Prepare Kaniko configuration file
-#         - echo "{\"auths\":{\"$CI_REGISTRY\":{\"username\":\"$CI_REGISTRY_USER\",\"password\":\"$CI_REGISTRY_PASSWORD\"}}}" > /kaniko/.docker/config.json
-#         # Build and push the image from the Dockerfile at the root of the project.
-#         # To push to a specific docker tag, amend the --destination parameter, e.g. --destination $CI_REGISTRY_IMAGE:$CI_BUILD_REF_NAME
-#         # See https://docs.gitlab.com/ee/ci/variables/predefined_variables.html#variables-reference for available variables
-#         - /kaniko/executor --context $CONTEXT --dockerfile $DOCKERFILE $DESTINATIONS
-
-.definition_build_image: &template_build_image
-    tags:
-        - hep-workload-gpu-docker-builder
-    image: 
-        name: gitlab-registry.cern.ch/hep-benchmarks/hep-workloads-builder/dind:qa # Use instead of kaniko. FIXME use a prod tag
-        entrypoint: [""]
-    script:
-        - echo "current commit is ${CI_COMMIT_SHA:0:8}"
-        - echo "current branch is ${CI_COMMIT_BRANCH}"
-        - echo "current tag is ${CI_COMMIT_TAG}"
-        - if [[ -z $DOCKERFILE ]]; then echo "ERROR variable DOCKERFILE is not defined "; exit 1; fi 
-        - if [[ -z $CONTEXT ]]; then echo "ERROR variable CONTEXT is not defined "; exit 1; fi 
-        - if [[ -z $IMAGE_NAME ]]; then echo "ERROR variable IMAGE_NAME is not defined "; exit 1; fi 
-        - if [[ -z $IMAGE_TAG ]]; then echo "ERROR variable IMAGE_TAG is not defined "; exit 1; fi 
-        - docker rmi -f $CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG || echo "image $CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG does not exist"
-        - echo $CI_BUILD_TOKEN | docker login -u gitlab-ci-token --password-stdin gitlab-registry.cern.ch
-        - docker build --no-cache -t $CI_REGISTRY_IMAGE/$IMAGE_NAME:ci-${CI_COMMIT_BRANCH}-${CI_COMMIT_SHA:0:8} -f $DOCKERFILE $CONTEXT
-        - docker tag $CI_REGISTRY_IMAGE/$IMAGE_NAME:ci-${CI_COMMIT_BRANCH}-${CI_COMMIT_SHA:0:8} $CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG
-        - docker push $CI_REGISTRY_IMAGE/$IMAGE_NAME:ci-${CI_COMMIT_BRANCH}-${CI_COMMIT_SHA:0:8}
-        - docker push $CI_REGISTRY_IMAGE/$IMAGE_NAME:$IMAGE_TAG
-        - docker rmi $CI_REGISTRY_IMAGE/$IMAGE_NAME:ci-${CI_COMMIT_BRANCH}-${CI_COMMIT_SHA:0:8}
-
-###########################################################
-# docker in docker image: to trigger other docker runs
-###########################################################
+job_dummy:
+    stage: zero 
+    script: 
+        - echo "Here starts the CMS Patatrack standalone pipeline"
 
 job_build_base_image: 
+# Adopt the extends instead of anchors
+# https://docs.gitlab.com/ee/ci/yaml/#extends
+    extends: .template_build_image
     stage: build_base_image
     before_script:
         - export DOCKERFILE=$CI_PROJECT_DIR/cms/patatrack/ci-scripts/Dockerfile.nvidia.base
         - export CONTEXT=$CI_PROJECT_DIR/cms/patatrack
         - export IMAGE_NAME=cms/cms-patatrack-nvidia-base
         - export IMAGE_TAG=${CI_COMMIT_TAG:-$CI_COMMIT_BRANCH}
-    <<: *template_build_image
     only:
         changes:
           - cms/patatrack/ci-scripts/Dockerfile.nvidia.base
@@ -76,13 +33,13 @@ job_build_base_image:
           - $CI_COMMIT_BRANCH =~ /^qa.*$/
 
 job_build_data_image: 
+    extends: .template_build_image
     stage: build_data_image
     before_script:
         - export DOCKERFILE=$CI_PROJECT_DIR/cms/patatrack/ci-scripts/Dockerfile.nvidia.data
         - export CONTEXT=$CI_PROJECT_DIR/cms/patatrack
         - export IMAGE_NAME=cms/cms-patatrack-nvidia-data
         - export IMAGE_TAG=${CI_COMMIT_TAG:-$CI_COMMIT_BRANCH}
-    <<: *template_build_image
     only:
         changes:
             - cms/patatrack/ci-scripts/Dockerfile.nvidia.base
@@ -91,13 +48,13 @@ job_build_data_image:
             - $CI_COMMIT_BRANCH =~ /^qa.*$/
 
 job_build_interim_image: 
+    extends: .template_build_image
     stage: build_interim_image
     before_script:
         - export DOCKERFILE=$CI_PROJECT_DIR/cms/patatrack/ci-scripts/Dockerfile.nvidia.full
         - export CONTEXT=$CI_PROJECT_DIR/cms/patatrack
         - export IMAGE_NAME=cms/cms-patatrack-nvidia-interim
         - export IMAGE_TAG=${CI_COMMIT_TAG:-$CI_COMMIT_BRANCH}
-    <<: *template_build_image
     only:
         changes:
             - cms/patatrack/ci-scripts/Dockerfile.nvidia.*
@@ -141,13 +98,13 @@ job_snapshot_cvmfs:
         when: always
 
 job_build_standalone_image: 
+    extends: .template_build_image
     stage: build_standalone_image
     before_script:
         - export DOCKERFILE=$CI_PROJECT_DIR/cms/patatrack/ci-scripts/Dockerfile.nvidia.full
         - export CONTEXT=$CI_PROJECT_DIR/cms/patatrack
         - export IMAGE_NAME=cms/cms-patatrack-nvidia-bmk
         - export IMAGE_TAG=${CI_COMMIT_TAG:-$CI_COMMIT_BRANCH}
-    <<: *template_build_image
     only:
         changes:
             - cms/patatrack/ci-scripts/Dockerfile.nvidia.*
diff --git a/cms/patatrack/ci-scripts/snapshot_cvmfs.sh b/cms/patatrack/ci-scripts/snapshot_cvmfs.sh
index 0386d3cdaab62e9b202352ab8da51312ea92e0fd..0f174c5e1c7764d48f02be86db065d35e845499e 100644
--- a/cms/patatrack/ci-scripts/snapshot_cvmfs.sh
+++ b/cms/patatrack/ci-scripts/snapshot_cvmfs.sh
@@ -16,7 +16,10 @@ function _script() {
     docker exec cvmfs_${CI_JOB_ID} cvmfs_config probe
     # Here comes the dry run of the CMS Patatrack container. Arguments are for the time being defaults/hardcoded FIXME
     docker pull ${INTERIM_IMAGE}
-    docker run --name patatrack_container --gpus '"device=0"' -v ${CIENV_CVMFSVOLUME}:/cvmfs ${INTERIM_IMAGE} -e 100 -t 8 -c 1
+    # just check the list of GPUs via the ${INTERIM_IMAGE} 
+    docker run --rm --gpus all  ${INTERIM_IMAGE}  nvidia-smi --list-gpus
+
+    docker run --name patatrack_container --gpus all -v ${CIENV_CVMFSVOLUME}:/cvmfs ${INTERIM_IMAGE} -e 100 -t 8 -c 1
     # run shrinkwrapper
     docker exec cvmfs_${CI_JOB_ID} /root/shrinkwrap.sh -t /tmp/traces -e ${CVMFS_EXPORT_DIR}
     # get the generated traces from the container
diff --git a/cms/patatrack/ci-scripts/test_standalone_image.sh b/cms/patatrack/ci-scripts/test_standalone_image.sh
index 217e361bb43648dcd5082f9fa945ad6f120c3269..11b7b3f979980d0491dd6fbd9b0ff6904e5a1814 100644
--- a/cms/patatrack/ci-scripts/test_standalone_image.sh
+++ b/cms/patatrack/ci-scripts/test_standalone_image.sh
@@ -5,9 +5,10 @@
 # in file cms/cms-patatrack-ci.yml
 
 function _script() {
+    chmod a+w ${RESULTS_DIR} # Needed to allow creation of subdirs by bmkuser
     docker pull ${IMAGE_NAME}
     # Here comes the test run of the CMS Patatrack standalone container. Arguments are for the time being defaults/hardcoded FIXME
-    docker run --rm --gpus '"device=0"' -v ${RESULTS_DIR}:/results ${IMAGE_NAME} -e 100 -t 8 -c 1
+    docker run --rm --gpus all -v ${RESULTS_DIR}:/results ${IMAGE_NAME} -e 100 -t 8 -c 1
     mv ${RESULTS_DIR} ${CI_PROJECT_DIR}/.
 }
 
diff --git a/cms/patatrack/cms-patatrack/cms-patatrack-bmk.sh b/cms/patatrack/cms-patatrack/cms-patatrack-bmk.sh
index 91ad00214e8782b4111cc3b632439d168041e4fe..380eae204032b2433c779bb0fcc43d1fcdd38db4 100755
--- a/cms/patatrack/cms-patatrack/cms-patatrack-bmk.sh
+++ b/cms/patatrack/cms-patatrack/cms-patatrack-bmk.sh
@@ -66,9 +66,9 @@ function validateInputArguments(){
   env | grep SRT_LD_LIBRARY_PATH_SCRAMRT
 
   # TODO: This error comes from making CVMFS 555 - paths are set via <pkg>/<version>/etc/init.d/*
-  export LD_LIBRARY_PATH=/bmk/cms-patatrack/CMSSW_11_1_3_Patatrack/biglib/slc7_amd64_gcc820:/bmk/cms-patatrack/CMSSW_11_1_3_Patatrack/lib/slc7_amd64_gcc820:/bmk/cms-patatrack/CMSSW_11_1_3_Patatrack/external/slc7_amd64_gcc820/lib:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/cms/cmssw/CMSSW_11_1_3_Patatrack/biglib/slc7_amd64_gcc820:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/cms/cmssw/CMSSW_11_1_3_Patatrack/lib/slc7_amd64_gcc820:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/cms/cmssw/CMSSW_11_1_3_Patatrack/external/slc7_amd64_gcc820/lib:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/external/llvm/9.0.1-pfdnen/lib64:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/external/gcc/8.2.0-bcolbf/lib64:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/external/gcc/8.2.0-bcolbf/lib:/usr/local/nvidia/lib:/usr/local/nvidia/lib64:/.singularity.d/libs
+  export LD_LIBRARY_PATH=/bmk/cms-patatrack/CMSSW_11_1_3_Patatrack/biglib/slc7_amd64_gcc820:/bmk/cms-patatrack/CMSSW_11_1_3_Patatrack/lib/slc7_amd64_gcc820:/bmk/cms-patatrack/CMSSW_11_1_3_Patatrack/external/slc7_amd64_gcc820/lib:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/cms/cmssw/CMSSW_11_1_3_Patatrack/biglib/slc7_amd64_gcc820:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/cms/cmssw/CMSSW_11_1_3_Patatrack/lib/slc7_amd64_gcc820:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/cms/cmssw/CMSSW_11_1_3_Patatrack/external/slc7_amd64_gcc820/lib:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/external/llvm/9.0.1-pfdnen/lib64:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/external/gcc/8.2.0-bcolbf/lib64:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/external/gcc/8.2.0-bcolbf/lib:/usr/local/nvidia/lib:/usr/local/nvidia/lib64:/.singularity.d/libs:/usr/local/cuda-10.1/compat/
   
-  export SRT_LD_LIBRARY_PATH_SCRAMRT=/bmk/cms-patatrack/CMSSW_11_1_3_Patatrack/biglib/slc7_amd64_gcc820:/bmk/cms-patatrack/CMSSW_11_1_3_Patatrack/lib/slc7_amd64_gcc820:/bmk/cms-patatrack/CMSSW_11_1_3_Patatrack/external/slc7_amd64_gcc820/lib:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/cms/cmssw/CMSSW_11_1_3_Patatrack/biglib/slc7_amd64_gcc820:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/cms/cmssw/CMSSW_11_1_3_Patatrack/lib/slc7_amd64_gcc820:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/cms/cmssw/CMSSW_11_1_3_Patatrack/external/slc7_amd64_gcc820/lib:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/external/llvm/9.0.1-pfdnen/lib64:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/external/gcc/8.2.0-bcolbf/lib64:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/external/gcc/8.2.0-bcolbf/lib
+  export SRT_LD_LIBRARY_PATH_SCRAMRT=/bmk/cms-patatrack/CMSSW_11_1_3_Patatrack/biglib/slc7_amd64_gcc820:/bmk/cms-patatrack/CMSSW_11_1_3_Patatrack/lib/slc7_amd64_gcc820:/bmk/cms-patatrack/CMSSW_11_1_3_Patatrack/external/slc7_amd64_gcc820/lib:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/cms/cmssw/CMSSW_11_1_3_Patatrack/biglib/slc7_amd64_gcc820:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/cms/cmssw/CMSSW_11_1_3_Patatrack/lib/slc7_amd64_gcc820:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/cms/cmssw/CMSSW_11_1_3_Patatrack/external/slc7_amd64_gcc820/lib:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/external/llvm/9.0.1-pfdnen/lib64:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/external/gcc/8.2.0-bcolbf/lib64:/cvmfs/cms.cern.ch/slc7_amd64_gcc820/external/gcc/8.2.0-bcolbf/lib:/usr/local/cuda-10.1/compat/
 
   # Configure WL copy
   myecho "info about python and tests"
diff --git a/cms/patatrack/cms-patatrack/profile_pixel-only_GPU.py b/cms/patatrack/cms-patatrack/profile_pixel-only_GPU.py
index 8a39d3938e805e137844dae0f9fc8671a1fd9d28..30857fe91b248320b02fd23d42199ff55ddcddb9 100644
--- a/cms/patatrack/cms-patatrack/profile_pixel-only_GPU.py
+++ b/cms/patatrack/cms-patatrack/profile_pixel-only_GPU.py
@@ -26,7 +26,7 @@ process.load('DQMOffline.Configuration.DQMOfflineMC_cff')
 process.load('Configuration.StandardSequences.FrontierConditions_GlobalTag_cff')
 
 process.maxEvents = cms.untracked.PSet(
-    input = cms.untracked.int32(4200),
+    input = cms.untracked.int32(10),
     output = cms.optional.untracked.allowed(cms.int32,cms.PSet)
 )