Uploaded image for project: 'Hadoop YARN'
  1. Hadoop YARN
  2. YARN-7401

Reduce lock contention in ClusterNodeTracker#getClusterCapacity()

VotersWatch issueWatchersCreate sub-taskLinkCloneUpdate Comment AuthorReplace String in CommentUpdate Comment VisibilityDelete Comments
    XMLWordPrintableJSON

Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 3.1.0
    • 3.0.0, 3.1.0
    • resourcemanager
    • None
    • Reviewed

    Description

      Profiling the code shows massive latency in ClusterNodeTracker.getClusterCapacity() on getting the lock.

      Attachments

        1. YARN-7401.001.patch
          2 kB
          Daniel Templeton
        2. YARN-7401.002.patch
          2 kB
          Daniel Templeton

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

          People

            templedf Daniel Templeton
            templedf Daniel Templeton
            Votes:
            0 Vote for this issue
            Watchers:
            6 Start watching this issue

            Dates

              Created:
              Updated:
              Resolved:

              Slack

                Issue deployment