Uploaded image for project: 'Flink'
  1. Flink
  2. FLINK-29132

SubtaskMetricStore causes memory leak.

Attach filesAttach ScreenshotVotersWatch issueWatchersCreate sub-taskLinkCloneUpdate Comment AuthorReplace String in CommentUpdate Comment VisibilityDelete Comments
    XMLWordPrintableJSON

Details

    Description

      In FLINK-28588, MetricStore supports multiple attempts of a subtask. However, `SubtaskMetricStore` doesn't have a clean mechanism.  In failover scenario, `attempts` pile up and cause OOM.

      Attachments

        Issue Links

        is caused by

        Sub-task - The sub-task of the issue FLINK-28588 Enhance REST API for Speculative Execution

        • Major - Major loss of function.
        • Closed
        links to

        Web Link GitHub Pull Request #20733

        Activity
          This comment will be Viewable by All Users Viewable by All Users
          Cancel

          People

            pltbkd Gen Luo
            nagist Sitan Pang
            Votes:
            0 Vote for this issue
            Watchers:
            5 Start watching this issue

            Dates

              Created:
              Updated:
              Resolved:

              Slack

                Issue deployment