Uploaded image for project: 'Hadoop Map/Reduce'
  1. Hadoop Map/Reduce
  2. MAPREDUCE-1995

FairScheduler can wait for JobInProgress lock while holding JobTracker lock

    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Invalid
    • Affects Version/s: 0.21.0
    • Fix Version/s: 0.22.0
    • Component/s: contrib/fair-share
    • Labels:
      None

      Description

      Here is the related code path.

      JobInProgress.getTaskInProgress() (Locks JobInProgress)
      LocalityLevel.fromTask()
      FairScheduler.updateLastMapLocalityLevel()
      FairScheduler.assignTasks()
      JobTracker.heartbeat() (Locks JobTracker)
      

        Attachments

          Activity

            People

            • Assignee:
              schen Scott Chen
              Reporter:
              schen Scott Chen
            • Votes:
              0 Vote for this issue
              Watchers:
              2 Start watching this issue

              Dates

              • Created:
                Updated:
                Resolved: