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  1. Hadoop Common
  2. HADOOP-12858

Reduce UGI getGroups overhead

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Duplicate
    • 2.0.0-alpha
    • None
    • performance
    • None

    Description

      Group lookup generates excessive garbage with multiple conversions between collections and arrays.

      Attachments

        1. HADOOP-12858.patch
          10 kB
          Daryn Sharp
        2. HADOOP-12858.patch
          10 kB
          Daryn Sharp

        Issue Links

          duplicates

          Improvement - An improvement or enhancement to an existing feature or task. HADOOP-13442 Optimize UGI group lookups

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              daryn Daryn Sharp
              daryn Daryn Sharp
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              Dates

                Created:
                Updated:
                Resolved: