Details

    • Type: Bug Bug
    • Status: Closed
    • Priority: Blocker Blocker
    • Resolution: Fixed
    • Affects Version/s: 2.0.2-alpha, 0.23.5
    • Fix Version/s: 2.0.3-alpha, 0.23.6
    • Component/s: mrv2
    • Labels:
      None

      Description

      Saw an instance where the shuffle caused multiple reducers in a job to hang. It looked similar to the problem described in MAPREDUCE-3721, where the fetchers were all being told to WAIT by the MergeManager but no merge was taking place.

      1. mapreduce-4842.patch
        15 kB
        Mariappan Asokan
      2. mapreduce-4842.patch
        15 kB
        Mariappan Asokan
      3. mapreduce-4842.patch
        15 kB
        Mariappan Asokan
      4. mapreduce-4842.patch
        6 kB
        Mariappan Asokan
      5. MAPREDUCE-4842-2.patch
        16 kB
        Jason Lowe
      6. mapreduce-4842.patch
        6 kB
        Mariappan Asokan
      7. mapreduce-4842.patch
        6 kB
        Mariappan Asokan
      8. MAPREDUCE-4842.patch
        15 kB
        Jason Lowe
      9. MAPREDUCE-4842.patch
        15 kB
        Arun C Murthy
      10. MAPREDUCE-4842.patch
        14 kB
        Jason Lowe
      11. MAPREDUCE-4842.patch
        6 kB
        Arun C Murthy

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            People

            • Assignee:
              Mariappan Asokan
              Reporter:
              Jason Lowe
            • Votes:
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              Watchers:
              11 Start watching this issue

              Dates

              • Created:
                Updated:
                Resolved:

                Development