Hadoop Map/Reduce
  1. Hadoop Map/Reduce
  2. MAPREDUCE-4992

AM hangs in RecoveryService when recovering tasks with speculative attempts

    Details

    • Type: Bug Bug
    • Status: Closed
    • Priority: Critical Critical
    • Resolution: Fixed
    • Affects Version/s: trunk, 2.0.2-alpha, 0.23.6
    • Fix Version/s: 0.23.7, 2.1.0-beta
    • Component/s: mr-am
    • Labels:
      None

      Description

      A job hung in the Recovery Service on an AM restart. There were four map tasks events that were not processed and that prevented the complete task count from reaching zero which exits the recovery service. All four tasks were speculative

      1. MAPREDUCE-4992v2.patch
        15 kB
        Robert Parker
      2. MAPREDUCE-4992v1.patch
        15 kB
        Robert Parker

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            • Assignee:
              Robert Parker
              Reporter:
              Robert Parker
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              • Created:
                Updated:
                Resolved:

                Development