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  1. Lustre
  2. LU-11852

osc cache waiters wakeups and skipping queue

Details

    • Improvement
    • Resolution: Fixed
    • Major
    • Lustre 2.13.0
    • None
    • 9223372036854775807

    Description

      No need to wakeup osc_entry_cache waiters with EDQUOT or insufficent
      grants, cause they will sleep again.
      osc_enter_cache could skip queue of waiters if client has enough
      grants, and this leads to new IO happen before an old IO.

      Attachments

        Activity

          [LU-11852] osc cache waiters wakeups and skipping queue
          pjones Peter Jones added a comment -

          Landed for 2.13

          pjones Peter Jones added a comment - Landed for 2.13

          Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/34013/
          Subject: LU-11852 osc: skip cache entry wakeup without grants
          Project: fs/lustre-release
          Branch: master
          Current Patch Set:
          Commit: 34a5af721b2b5a2faae98050dec38767bb89a579

          gerrit Gerrit Updater added a comment - Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/34013/ Subject: LU-11852 osc: skip cache entry wakeup without grants Project: fs/lustre-release Branch: master Current Patch Set: Commit: 34a5af721b2b5a2faae98050dec38767bb89a579

          Alexandr Boyko (c17825@cray.com) uploaded a new patch: https://review.whamcloud.com/34013
          Subject: LU-11852 osc: skip cache entry wakeup without grants
          Project: fs/lustre-release
          Branch: master
          Current Patch Set: 1
          Commit: 2e4154d7184bbb72b8228a6241ffa4f2383640c1

          gerrit Gerrit Updater added a comment - Alexandr Boyko (c17825@cray.com) uploaded a new patch: https://review.whamcloud.com/34013 Subject: LU-11852 osc: skip cache entry wakeup without grants Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: 2e4154d7184bbb72b8228a6241ffa4f2383640c1

          People

            aboyko Alexander Boyko
            aboyko Alexander Boyko
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            Dates

              Created:
              Updated:
              Resolved: