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  1. Core Server
  2. SERVER-54939

Investigate secondary batching behavior in v4.4

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    Details

    • Type: Question
    • Status: In Progress
    • Priority: Major - P3
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: 5.0 Required
    • Component/s: Replication
    • Labels:
      None
    • Sprint:
      Repl 2021-03-22, Repl 2021-04-05
    • Case:

      Description

      SERVER-53667 reported that 4.4 secondaries were seen to be applying oplogs in a much larger number of batches than seen in 4.2. We should see whether there was a regression in batch behavior from 4.2 to 4.4.

        Attachments

        1. majority writes v4.4.png
          majority writes v4.4.png
          71 kB
        2. oplogFetcherUsesExhaust=false.png
          oplogFetcherUsesExhaust=false.png
          94 kB
        3. v4.2.png
          v4.2.png
          97 kB
        4. v4.4.png
          v4.4.png
          97 kB
        5. w-majority-8-threads.png
          w-majority-8-threads.png
          100 kB

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              Assignee:
              gaurav.gk Gaurav Kumar
              Reporter:
              jason.chan Jason Chan
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                Dates

                Created:
                Updated: