Reduce contention on groupCommitMutex in MMAP V1

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    • Type: Bug
    • Resolution: Done
    • Priority: Major - P3
    • 2.8.0-rc0
    • Affects Version/s: 2.7.8
    • Component/s: Concurrency
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      On insert-only workload (e.g. sysbench first phase), groupCommitMutex shows up as the most congested lock. Attached the Vtune lock profiler output as an evidence

        1. vtune_profiler_groupcommit.png
          vtune_profiler_groupcommit.png
          432 kB

            Assignee:
            Mathias Stearn
            Reporter:
            Davide Italiano (Inactive)
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              Created:
              Updated:
              Resolved: