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  1. Couchbase Server
  2. MB-30760

[Backport] Tune Memtuner to honor plasma memory quota strictly

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Won't Do
    • 5.1.0
    • None
    • storage-engine
    • Untriaged
    • No
    • Storage-Sprint-End-Jul-27-2018, Storage-Sprint-End-Aug-10-2018

    Description

      Currently plasma Memtuner only looks at system free memory and is intended to prevent OOM killer.

      Instead it should look at plasma memory quota so that the total RSS is under expected levels.

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          Activity

            No, Wayne Siu, the change was temporarily reverted, but the proper fix was merged and its part of the build.

            sundar Sundar Sridharan (Inactive) added a comment - No, Wayne Siu , the change was temporarily reverted, but the proper fix was merged and its part of the build.
            wayne Wayne Siu added a comment -

            Met with Sundar to clarify.  There was no fix from this ticket specifically on Vulcan.

            The proper fix was tracked by MB-30870.

            wayne Wayne Siu added a comment - Met with Sundar to clarify.  There was no fix from this ticket specifically on Vulcan. The proper fix was tracked by MB-30870 .

            Build couchbase-server-6.0.0-1613 contains plasma commit 30badd9 with commit message:
            Revert "Revert "MB-30760 mem: Run memtuner if the process RSS overshoots by 20%""

            build-team Couchbase Build Team added a comment - Build couchbase-server-6.0.0-1613 contains plasma commit 30badd9 with commit message: Revert "Revert " MB-30760 mem: Run memtuner if the process RSS overshoots by 20%""

            Build couchbase-server-5.5.2-3726 contains plasma commit 30badd9 with commit message:
            Revert "Revert "MB-30760 mem: Run memtuner if the process RSS overshoots by 20%""

            build-team Couchbase Build Team added a comment - Build couchbase-server-5.5.2-3726 contains plasma commit 30badd9 with commit message: Revert "Revert " MB-30760 mem: Run memtuner if the process RSS overshoots by 20%""

            Build couchbase-server-5.5.2-3727 contains indexing commit 0e89a72 with commit message:
            MB-30760 plasma: Config setting for MTunerOvershootRatio

            build-team Couchbase Build Team added a comment - Build couchbase-server-5.5.2-3727 contains indexing commit 0e89a72 with commit message: MB-30760 plasma: Config setting for MTunerOvershootRatio

            People

              sundar Sundar Sridharan (Inactive)
              sundar Sundar Sridharan (Inactive)
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              Dates

                Created:
                Updated:
                Resolved:

                PagerDuty