Details

    • Type: Sub-task
    • Status: Closed
    • Priority: 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.

        Attachments

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

          Activity

            People

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

              • Created:
                Updated:
                Resolved: