Generators: reduce I/O load by writing to shared RAM

cf. AGENE-2148

Checks if shared memory area exits and uses it to save/restore RNG state to/from there.

cc @jwalder @fsiegert @ewelina

added 21.6 Generators labels

marked this merge request as draft

changed title from Draft: reduce I/O load by writing to shared RAM to Draft: Generators: reduce I/O load by writing to shared RAM

This merge request affects 1 package:

• Generators/Sherpa_i

This merge request affects 2 files:

• Generators/Sherpa_i/Sherpa_i/Sherpa_i.h
• Generators/Sherpa_i/src/Sherpa_i.cxx

added review-pending-level-1 label

CI Result SUCCESS (hash ee1ef435)

	AthGeneration
externals
cmake
make
required tests
optional tests

Full details available on this CI monitor view. Check the JIRA CI status board for known problems
AthGeneration: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-GCC62-CC7 1666]

Removing review-pending-level-1 since this is a Draft. Re-label when ready -- L1

removed review-pending-level-1 label

marked this merge request as ready

added review-pending-level-1 label

Looks good. Approved

Sergei L1

added review-approved label and removed review-pending-level-1 label

Hi @cgutscho

is the change also relevant for master? Thanks, ewelinA

merged

mentioned in commit 930088ab

added alsoTargeting:22.0 + 1 deleted label

resolved all threads

added sweep:done label

picked the changes into the branch cherry-pick-930088abe17-22.0 with commit 111b9061

mentioned in commit 111b9061

picked the changes into the branch cherry-pick-930088abe17-master with commit f340a4a0

mentioned in commit f340a4a0

Sweep summary
successful:

• 22.0
• master

(see https://aiatlas154.cern.ch/jenkins/job/auto_git_sweeps/2684/console for details)

mentioned in merge request !53789 (merged)

mentioned in merge request !53788 (merged)

mentioned in commit d44e6b7c

mentioned in commit 089d0eb5

mentioned in commit 96b72cbc