Uploaded image for project: 'Core Server'
  1. Core Server
  2. SERVER-15950

Reduce contention on groupCommitMutex in MMAP V1

    XMLWordPrintable

Details

    • Bug
    • Status: Closed
    • Major - P3
    • Resolution: Fixed
    • 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

      Attachments

        Activity

          People

            mathias@mongodb.com Mathias Stearn
            davide.italiano Davide Italiano
            Votes:
            0 Vote for this issue
            Watchers:
            8 Start watching this issue

            Dates

              Created:
              Updated:
              Resolved: