Fix hlt-p2-timing: properly wait and comsume the background processed

[smuzaffar]

Thsi change keeps the live output of hlt-p2-timing test but also properly wait forback-ground process and consume their exit code. This should fix the failing hlt-p2-timing test in IBs and PRs

If worked fine then this should replace the change in #50867

[cmsbuild]

cms-bot internal usage

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-50868/49224

• There are other open Pull requests which might conflict with changes you have proposed:
  • File HLTrigger/Configuration/python/HLT_75e33/test/runHLTTiming.sh modified in PR(s): update phase-2 HLT timing script and use alpaka modifier in NGT workflows #49821, hlt-p2-timing: Drop live output from runHLTTiming.sh #50867

[cmsbuild]

A new Pull Request was created by @smuzaffar for master.

It involves the following packages:

• HLTrigger/Configuration (hlt)

@Martin-Grunewald, @cmsbuild, @mmusich can you please review it and eventually sign? Thanks.
@Martin-Grunewald, @SohamBhattacharya, @VourMa, @missirol, @mmusich, @rovere this is something you requested to watch as well.
@ftenchini, @mandrenguyen, @sextonkennedy you are the release manager for this.

cms-bot commands are listed here

[smuzaffar]

please test

[smuzaffar]

please test

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-50868/49226

• There are other open Pull requests which might conflict with changes you have proposed:
  • File HLTrigger/Configuration/python/HLT_75e33/test/runHLTTiming.sh modified in PR(s): update phase-2 HLT timing script and use alpaka modifier in NGT workflows #49821, hlt-p2-timing: Drop live output from runHLTTiming.sh #50867

[cmsbuild]

Pull request #50868 was updated. @Martin-Grunewald, @mmusich can you please check and sign again.

[smuzaffar]

enable hlt_p2_timing

[smuzaffar]

please test

[smuzaffar]

@cms-sw/hlt-l2 , this fixes the failing HLT P2 Timing jobs in IBs and PRs.

[cmsbuild]

+1

Size: This PR adds an extra 24KB to repository
Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-f91f76/53053/summary.html
COMMIT: 6709baf
CMSSW: CMSSW_17_0_X_2026-05-04-1100/el8_amd64_gcc13
Additional Tests: HLT_P2_TIMING
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week0/cms-sw/cmssw/50868/53053/install.sh to create a dev area with all the needed externals and cmssw changes.

HLT P2 Timing: chart

Comparison Summary

Summary:

• No significant changes to the logs found
• Reco comparison results: 7 differences found in the comparisons
• DQMHistoTests: Total files compared: 53
• DQMHistoTests: Total histograms compared: 4187168
• DQMHistoTests: Total failures: 25
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 4187123
• DQMHistoTests: Total skipped: 20
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 52 files compared)
• Checked 227 log files, 197 edm output root files, 53 DQM output files
• TriggerResults: no differences found

[mmusich]

+hlt

• thanks for the fix

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next master IBs (tests are also fine). This pull request will now be reviewed by the release team before it's merged. @ftenchini, @sextonkennedy, @mandrenguyen (and backports should be raised in the release meeting by the corresponding L2)

[mandrenguyen]

+1