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  1. Hadoop HDFS
  2. HDFS-1910

when dfs.name.dir and dfs.name.edits.dir are same fsimage will be saved twice every time

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    • Target Version/s:
    • Hadoop Flags:
      Reviewed

      Description

      when image and edits dir are configured same, the fsimage flushing from memory to disk will be done twice whenever saveNamespace is done. this may impact the performance of backupnode/snn where it does a saveNamespace during every checkpointing time.

        Attachments

        1. saveImageOnce-v0.22.patch
          0.7 kB
          Konstantin Shvachko
        2. saveImageOnce-v1.1.patch
          0.7 kB
          Konstantin Shvachko

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              • Assignee:
                Unassigned
                Reporter:
                slukog Gokul
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