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  1. Hadoop Common
  2. HADOOP-1194

map output should not do block level compression

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Details

    • Improvement
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 0.12.2
    • 0.13.0
    • None
    • None

    Description

      If the user sets to compress the map output, the compression style should be record level, not block level, since using block level compression for map outputs causes performance degragation significantly.

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            acmurthy Arun Murthy Assign to me
            runping Runping Qi
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