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  1. Hadoop Common
  2. HADOOP-9747

Reduce unnecessary UGI synchronization

    Details

    • Type: Bug
    • Status: Patch Available
    • Priority: Critical
    • Resolution: Unresolved
    • Affects Version/s: 0.23.0, 2.0.0-alpha, 3.0.0-alpha1
    • Fix Version/s: 3.1.0, 3.0.3
    • Component/s: security
    • Labels:
      None
    • Target Version/s:

      Description

      Jstacks of heavily loaded NNs show up to dozens of threads blocking in the UGI.

        Attachments

        1. HADOOP-9747.trunk.patch
          82 kB
          Daryn Sharp
        2. HADOOP-9747.branch-2.patch
          74 kB
          Daryn Sharp
        3. HADOOP-9747.2.branch-2.patch
          72 kB
          Daryn Sharp
        4. HADOOP-9747.2.trunk.patch
          80 kB
          Daryn Sharp
        5. HADOOP-9747-trunk.01.patch
          84 kB
          Bharat Viswanadham
        6. HADOOP-9747-trunk.02.patch
          87 kB
          Bharat Viswanadham
        7. HADOOP-9747-trunk-03.patch
          78 kB
          Daryn Sharp
        8. HADOOP-9747-trunk-04.patch
          78 kB
          Daryn Sharp

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              • Assignee:
                daryn Daryn Sharp
                Reporter:
                daryn Daryn Sharp
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                Dates

                • Created:
                  Updated: