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  1. Core Server
  2. SERVER-3509

madvise(DONT_NEED) portions of oplog all slaves have synced

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    • Type: Icon: Improvement Improvement
    • Resolution: Duplicate
    • Priority: Icon: Minor - P4 Minor - P4
    • None
    • Affects Version/s: None
    • Component/s: Performance, Replication
    • None

      Since we won't need that data again until after wrap-around there is no point in keeping it in the page cache.

      madvise(SEQUENTIAL) is probably a good idea for the whole oplog as well.

            Assignee:
            mathias@mongodb.com Mathias Stearn
            Reporter:
            mathias@mongodb.com Mathias Stearn
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              Created:
              Updated:
              Resolved: