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  1. Core Server
  2. SERVER-15950

Reduce contention on groupCommitMutex in MMAP V1

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Details

    • Bug
    • Status: Closed
    • Major - P3
    • Resolution: Done
    • 2.7.8
    • 2.8.0-rc0
    • Concurrency

    Description

      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

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            mathias@mongodb.com Mathias Stearn
            davide.italiano Davide Italiano
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              Updated:
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