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  1. Core Server
  2. SERVER-66574

Large discrepancy of performance results of change_streams_throughput between Linux 3-Node ReplSet and Linux 3-Node ReplSet (all feature flags) variants

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    • Type: Icon: Bug Bug
    • Resolution: Works as Designed
    • Priority: Icon: Major - P3 Major - P3
    • None
    • Affects Version/s: 6.1.0-rc0
    • Component/s: None
    • Labels:
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    • ALL
    • QE 2022-05-30, QE 2022-06-13, QE 2022-06-27, QE 2022-08-08

      There is a large discrepancy (>2x) of performance results of change_streams_throughput between Linux 3-Node ReplSet and Linux 3-Node ReplSet (all feature flags) variants.

      Performance result examples:
      Results from Linux 3-Node ReplSet:

      Results from Linux 3-Node ReplSet (all feature flags):

      It shows that the performance results deteriorated no later than commit 2d9191c on May 18, 2021.

      Links to test results:

        1. Linux 3-Node ReplSet.png
          127 kB
          Mindaugas Malinauskas
        2. Linux 3-Node ReplSet (all feature flags).png
          53 kB
          Mindaugas Malinauskas

            Assignee:
            denis.grebennicov@mongodb.com Denis Grebennicov
            Reporter:
            mindaugas.malinauskas@mongodb.com Mindaugas Malinauskas
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              Created:
              Updated:
              Resolved: