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  1. Hadoop HDFS
  2. HDFS-5238 Improve NN operation throughput
  3. HDFS-5242

Reduce contention on DatanodeInfo instances

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Duplicate
    • 2.0.0-alpha, 3.0.0-alpha1
    • None
    • namenode

    Description

      Synchronization in DatanodeInfo instances causes unnecessary contention between call handlers.

      Attachments

        1. HDFS-5242.patch
          1 kB
          Vinayakumar B
        2. HDFS-5242.patch
          1 kB
          Daryn Sharp
        3. HDFS-5242.patch
          1 kB
          Daryn Sharp
        4. HDFS-5242.patch
          0.8 kB
          Daryn Sharp

        Issue Links

          duplicates

          Improvement - An improvement or enhancement to an existing feature or task. HDFS-11409 DatanodeInfo getNetworkLocation and setNetworkLocation shoud use volatile instead of synchronized

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Activity

            People

              daryn Daryn Sharp
              daryn Daryn Sharp
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              Dates

                Created:
                Updated:
                Resolved: