Make 10MB the default stack size for additional threads #9205
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Many of our ROOT files require very deep stacks in order to be able to read back certain branches. When read on a non-main thread the default stack size used by TBB is often too small. 10MB appears to be sufficiently large.
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Backport requested from hypernews thread https://hypernews.cern.ch/HyperNews/CMS/get/edmFramework/3507.html |
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A new Pull Request was created by @Dr15Jones (Chris Jones) for CMSSW_7_4_X. Make 10MB the default stack size for additional threads It involves the following packages: FWCore/Framework @cmsbuild, @Dr15Jones, @nclopezo can you please review it and eventually sign? Thanks. |
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please test |
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+1 |
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The tests are being triggered in jenkins. |
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This pull request is fully signed and it will be integrated in one of the next CMSSW_7_4_X IBs unless changes or unless it breaks tests. This pull request requires discussion in the ORP meeting before it's merged. @davidlange6, @Degano, @smuzaffar |
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This pull request is fully signed and it will be integrated in one of the next CMSSW_7_4_X IBs unless changes or unless it breaks tests. This pull request requires discussion in the ORP meeting before it's merged. @davidlange6, @Degano, @smuzaffar |
…s_7_4 Make 10MB the default stack size for additional threads
Many of our ROOT files require very deep stacks in order to be able to read back certain branches. When read on a non-main thread the default stack size used by TBB is often too small. 10MB appears to be sufficiently large.