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  1. WiredTiger
  2. WT-4422

Don't queue clean pages for urgent eviction

    • Type: Icon: Improvement Improvement
    • Resolution: Fixed
    • Priority: Icon: Major - P3 Major - P3
    • 4.0.5, 4.1.6, WT3.2.0
    • Affects Version/s: None
    • Component/s: None
    • Labels:
      None
    • Storage Engines
    • Storage Engines 2018-11-19

      When considering pages to queue for eviction, we treat pages over the memory_page_max size limit specially and queue them for "urgent" eviction. However, such pages may have grown large because they contain a lot of history that cannot be evicted, so there is no point queuing them for urgent eviction unless they are dirty. This is the same approach taken when a page is released.

            Assignee:
            michael.cahill@mongodb.com Michael Cahill (Inactive)
            Reporter:
            michael.cahill@mongodb.com Michael Cahill (Inactive)
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              Created:
              Updated:
              Resolved: