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  1. Hadoop Map/Reduce
  2. MAPREDUCE-428

Reducers reported completion % is generally incorrect when consuming compressed map outputs

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Minor
    • Resolution: Duplicate
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: None
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      Description

      When processing compressed map outputs, reducers often report over 100% completion (up to 220%). This is regardless of the compression codec and of whether native compression is used or not.

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              • Assignee:
                Unassigned
                Reporter:
                drboscolo Riccardo Boscolo
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