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  1. Hadoop HDFS
  2. HDFS-4946

Allow preferLocalNode in BlockPlacementPolicyDefault to be configurable

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Details

    • Improvement
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 2.0.0-alpha, 2.7.2, 3.0.0-alpha1
    • 2.8.0, 2.7.3, 3.0.0-alpha1
    • namenode
    • None
    • 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-4946-2.patch
          3 kB
          Nathan Roberts
        2. HDFS-4946-1.patch
          2 kB
          James Kinley

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            nroberts Nathan Roberts
            jrkinley James Kinley
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            Dates

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              Updated:
              Resolved:

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