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  1. Hadoop Map/Reduce
  2. MAPREDUCE-5533

Speculative execution does not function for reduce

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 2.2.0
    • Component/s: applicationmaster
    • Labels:
      None
    • Target Version/s:
    • Hadoop Flags:
      Reviewed

      Description

      We have sort job where reduce attempt does not send heartbeat in timely manner to application master. The AM should kick off another attempt to let job succeeds. What we find is the job fails and there is no speculation happening.

        Attachments

        1. MAPREDUCE-5533.1.patch
          4 kB
          Xuan Gong
        2. MAPREDUCE-5533.2.patch
          4 kB
          Xuan Gong
        3. MAPREDUCE-5533.3.patch
          4 kB
          Xuan Gong
        4. MAPREDUCE-5533.4.patch
          5 kB
          Xuan Gong
        5. MAPREDUCE-5533.5.patch
          16 kB
          Xuan Gong
        6. MAPREDUCE-5533.6.patch
          17 kB
          Vinod Kumar Vavilapalli

          Activity

            People

            • Assignee:
              xgong Xuan Gong
              Reporter:
              tassapola Tassapol Athiapinya
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              Dates

              • Created:
                Updated:
                Resolved: