Details

    • Type: Sub-task Sub-task
    • Status: Closed
    • Priority: Critical Critical
    • Resolution: Fixed
    • Affects Version/s: 0.23.0
    • Fix Version/s: 0.23.1
    • Component/s: mr-am, mrv2, performance
    • Labels:
      None

      Description

      All the heartbeat processing is done in RMContainerAllocator locking the object. The event processing is also locked on this, causing the dispatcher to be blocked and the rest of the AM getting stalled.

      The event processing should be in a separate thread.

      1. MAPREDUCE-3572-20120104.txt
        9 kB
        Vinod Kumar Vavilapalli
      2. MAPREDUCE-3572-20111215.txt
        5 kB
        Vinod Kumar Vavilapalli

        Activity

        Vinod Kumar Vavilapalli created issue -
        Vinod Kumar Vavilapalli made changes -
        Field Original Value New Value
        Component/s mrv2 [ 12314301 ]
        Component/s performance [ 12316500 ]
        Vinod Kumar Vavilapalli made changes -
        Fix Version/s 0.23.1 [ 12318883 ]
        Affects Version/s 0.23.0 [ 12315570 ]
        Description All the heartbeat processing is done in {{RMContainerAllocator}} locking the object. The event processing is also locked on this, causing the dispatcher to be blocked and the rest of the AM getting stalled.

        The event processing should be in a separate thread.
        Component/s mr-am [ 12315342 ]
        Vinod Kumar Vavilapalli made changes -
        Attachment MAPREDUCE-3572-20111215.txt [ 12507629 ]
        Mahadev konar made changes -
        Priority Major [ 3 ] Critical [ 2 ]
        Vinod Kumar Vavilapalli made changes -
        Attachment MAPREDUCE-3572-20120104.txt [ 12509433 ]
        Vinod Kumar Vavilapalli made changes -
        Status Open [ 1 ] Patch Available [ 10002 ]
        Arun C Murthy made changes -
        Status Patch Available [ 10002 ] Resolved [ 5 ]
        Resolution Fixed [ 1 ]
        Arun C Murthy made changes -
        Status Resolved [ 5 ] Closed [ 6 ]

          People

          • Assignee:
            Vinod Kumar Vavilapalli
            Reporter:
            Vinod Kumar Vavilapalli
          • Votes:
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            Watchers:
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            Dates

            • Created:
              Updated:
              Resolved:

              Development