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  1. MariaDB Server
  2. MDEV-19172

Reorder fields in PFS_events and PFS_events_waits to speed up memcpy()

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    • Task
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Fixed
    • 10.1.39
    • OTHER
    • None

    Description

      memcpy() happens inside copy_events_waits() and copy_events_waits() is called from insert_events_waits_history() which I can sometimes see from perf top while running tests.

      Field reordering is pretty simple and can bring a tiny speed up.

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            kevg Eugene Kosov (Inactive)
            kevg Eugene Kosov (Inactive)
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              Resolved:

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