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  1. Apache Tez
  2. TEZ-1448

Make WeightedScalingMemoryDistributor as the default memory distributor

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.5.0
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      Currently Tez uses ScalingAllocator; WeightedScalingMemoryDistributor provides better control over ScalingAllocator.

      In certain DAG executions, response time improvements of over 6% have been observed at 10 TB scale and ~26% runtime improvement in memory intensive reducers.

        Attachments

        1. TEZ-1448.3.patch
          8 kB
          Rajesh Balamohan
        2. TEZ-1448.2.patch
          8 kB
          Rajesh Balamohan
        3. TEZ-1448.1.patch
          3 kB
          Rajesh Balamohan

          Activity

            People

            • Assignee:
              rajesh.balamohan Rajesh Balamohan
              Reporter:
              rajesh.balamohan Rajesh Balamohan
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              Dates

              • Created:
                Updated:
                Resolved: