Hadoop Map/Reduce
  1. Hadoop Map/Reduce
  2. MAPREDUCE-1995

FairScheduler can wait for JobInProgress lock while holding JobTracker lock

    Details

    • Type: Improvement Improvement
    • Status: Resolved
    • Priority: Major 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)
      

        Activity

        Scott Chen created issue -
        Scott Chen made changes -
        Field Original Value New Value
        Description {code}
        JobInProgress.getTaskInProgress() (Locks JobInProgress)
        LocalityLevel.fromTask()
        FairScheduler.updateLastMapLocalityLevel()
        FairScheduler.assignTasks()
        JobTracker.heartbeat() (Locks JobTracker)
        {code}
        Here is the related code path.
        {code}
        JobInProgress.getTaskInProgress() (Locks JobInProgress)
        LocalityLevel.fromTask()
        FairScheduler.updateLastMapLocalityLevel()
        FairScheduler.assignTasks()
        JobTracker.heartbeat() (Locks JobTracker)
        {code}
        Scott Chen made changes -
        Status Open [ 1 ] Resolved [ 5 ]
        Resolution Invalid [ 6 ]

          People

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

            Dates

            • Created:
              Updated:
              Resolved:

              Development