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  1. Lustre
  2. LU-4933

Automatically tune the max_dirty_mb

Details

    • 13637

    Description

      When RPC size or the max RPCs in flight is increased, the actual limit might be max_dirty_mb value. That is confusing. We could be able to tune that value automatically.

      Attachments

        Issue Links

          is related to

          Bug - A problem which impairs or prevents the functions of the product. LUDOC-309 max_dirty_mb can't be 0

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Open

          Bug - A problem which impairs or prevents the functions of the product. LU-5097 Test failure on test suite conf-sanity, subtest test_76a

          • Blocker - Blocks development and/or testing work, production could not run.
          • Resolved

          Activity

            [LU-4933] Automatically tune the max_dirty_mb
            gabriele.paciucci Gabriele Paciucci (Inactive) made changes -
            Link New: This issue is related to LUDOC-309 [ LUDOC-309 ]
            adilger Andreas Dilger made changes -
            Link New: This issue is related to TEI-2796 [ TEI-2796 ]
            pjones Peter Jones made changes -
            Fix Version/s New: Lustre 2.5.4 [ 11190 ]
            lixi Li Xi (Inactive) added a comment -

            Backported for b2_5:
            http://review.whamcloud.com/10937

            lixi Li Xi (Inactive) added a comment - Backported for b2_5: http://review.whamcloud.com/10937
            pjones Peter Jones made changes -
            Fix Version/s New: Lustre 2.6.0 [ 10595 ]
            Resolution New: Fixed [ 1 ]
            Status Original: Open [ 1 ] New: Resolved [ 5 ]
            pjones Peter Jones added a comment -

            Landed for 2.6

            pjones Peter Jones added a comment - Landed for 2.6
            hongchao.zhang Hongchao Zhang added a comment -

            the updated patch is tracked at http://review.whamcloud.com/#/c/10446/

            hongchao.zhang Hongchao Zhang added a comment - the updated patch is tracked at http://review.whamcloud.com/#/c/10446/
            adilger Andreas Dilger made changes -
            Link New: This issue is related to LU-5097 [ LU-5097 ]
            pjones Peter Jones made changes -
            Assignee Original: WC Triage [ wc-triage ] New: Hongchao Zhang [ hongchao.zhang ]
            pjones Peter Jones added a comment -

            Hongchao

            Could you please review this patch?

            Thanks

            Peter

            pjones Peter Jones added a comment - Hongchao Could you please review this patch? Thanks Peter

            People

              hongchao.zhang Hongchao Zhang
              lixi Li Xi (Inactive)
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              Dates

                Created:
                Updated:
                Resolved: