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  1. Hadoop Common
  2. HADOOP-16307

Intern User Name and Group Name in FileStatus

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 3.3.0
    • Fix Version/s: 3.2.1, 3.1.3
    • Component/s: fs
    • Labels:
      None
    • Flags:
      Patch

      Description

      Client is going OOM with large directory listing ClientNamenodeProtocolTranslatorPB#getListing

      I captured a memory dump and noted that each and every LocatedFileStatus has its own copy of the user name and group name. It is sucking down a lot of memory.

        Attachments

        1. HADOOP-16307.1.patch
          1 kB
          David Mollitor
        2. HADOOP-16307.2.patch
          1 kB
          David Mollitor

          Activity

            People

            • Assignee:
              belugabehr David Mollitor
              Reporter:
              belugabehr David Mollitor
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              Dates

              • Created:
                Updated:
                Resolved: