Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 2.8.0, 2.7.2, 3.0.0-alpha1
    • Component/s: None
    • Labels:
      None
    • Target Version/s:

      Description

      Logging slow name resolutions would be useful in identifying DNS performance issues in a cluster. Most resolutions go through org.apache.hadoop.security.SecurityUtil.getByName ( see attached call graph ). Adding additional logging to this method would expose such issues.

        Attachments

        1. getByName-call-graph.txt
          50 kB
          Sidharta Seethana
        2. HADOOP-12825.001.patch
          5 kB
          Sidharta Seethana
        3. HADOOP-12825.002.patch
          5 kB
          Sidharta Seethana
        4. HADOOP-12825-branch-2.7.001.patch
          5 kB
          Jonathan Hung

          Activity

            People

            • Assignee:
              sidharta-s Sidharta Seethana
              Reporter:
              sidharta-s Sidharta Seethana
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              Dates

              • Created:
                Updated:
                Resolved: