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  1. Hadoop HDFS
  2. HDFS-4946

Allow preferLocalNode in BlockPlacementPolicyDefault to be configurable

    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 2.0.0-alpha, 2.7.2, 3.0.0-alpha1
    • Fix Version/s: 2.8.0, 2.7.3, 3.0.0-alpha1
    • Component/s: namenode
    • Labels:
      None
    • Target Version/s:
    • Hadoop Flags:
      Reviewed

      Description

      Allow preferLocalNode in BlockPlacementPolicyDefault to be disabled in configuration to prevent clients from writing the first replica of every block (i.e. the entire file) to the local DataNode.

        Attachments

        1. HDFS-4946-1.patch
          2 kB
          James Kinley
        2. HDFS-4946-2.patch
          3 kB
          Nathan Roberts

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              • Assignee:
                nroberts Nathan Roberts
                Reporter:
                jrkinley James Kinley
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                Dates

                • Created:
                  Updated:
                  Resolved: