Details

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

      Description

      This got added via MAPREDUCE-3274. We really don't need the lock if we just implement what I mentioned on that ticket here.

      This has performance implications on MR AM with lots of tasks.

      1. MR3569.txt
        15 kB
        Siddharth Seth
      2. MAPREDUCE-3569-20120104.txt
        16 kB
        Vinod Kumar Vavilapalli
      3. MAPREDUCE-3569-20111115.1.txt
        12 kB
        Vinod Kumar Vavilapalli

        Activity

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          People

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

            • Created:
              Updated:
              Resolved:

              Development