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  1. Hadoop Map/Reduce
  2. MAPREDUCE-94

Speculative execution does not work properly

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Details

    • Bug
    • Status: Resolved
    • Major
    • Resolution: Duplicate
    • None
    • None
    • None
    • None

    Description

      One mapper of my job stuck when it reached 87.7%.
      Speculative execution was set to true.
      But no speculative execution was fired for that task.
      The whole job was stalled.

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          is related to

          Improvement - An improvement or enhancement to an existing feature or task. HADOOP-2141 speculative execution start up condition based on completion time

          • Major - Major loss of function.
          • Closed

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              Unassigned Unassigned
              runping Runping Qi
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              Dates

                Created:
                Updated:
                Resolved: