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  1. Hadoop Map/Reduce
  2. MAPREDUCE-4400

Fix performance regression for small jobs/workflows

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 0.20.203.0, 1.0.3
    • Fix Version/s: 1.1.0
    • Component/s: performance, task
    • Labels:
      None
    • Target Version/s:
    • Hadoop Flags:
      Reviewed
    • Tags:
      task, performance

      Description

      There is a significant performance regression for small jobs/workflows (vs 0.20.2) in the Hadoop 1.x series. Most noticeable with Hive and Pig jobs. PigMix has an average 40% regression against 0.20.2.

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              • Assignee:
                vicaya Luke Lu
                Reporter:
                vicaya Luke Lu
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                • Created:
                  Updated:
                  Resolved: