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  1. Hadoop Map/Reduce
  2. MAPREDUCE-6954

Disable erasure coding for files that are uploaded to the MR staging area

    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 3.0.0-alpha4
    • Fix Version/s: 3.0.0-beta1
    • Component/s: client
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      Depending on the encoder/decoder used and the type or MR workload, EC might negatively affect the performance of an MR job if too many files are localized.

      In such a scenario, users might want to disable EC in the staging area to speed up the execution.

        Attachments

        1. MAPREDUCE-6954-004.patch
          8 kB
          Peter Bacsko
        2. MAPREDUCE-6954-003.patch
          8 kB
          Peter Bacsko
        3. MAPREDUCE-6954-002.patch
          8 kB
          Peter Bacsko
        4. MAPREDUCE-6954-001.patch
          4 kB
          Peter Bacsko

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              • Assignee:
                pbacsko Peter Bacsko
                Reporter:
                pbacsko Peter Bacsko
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                Dates

                • Created:
                  Updated:
                  Resolved: