Uploaded image for project: 'Hadoop HDFS'
  1. Hadoop HDFS
  2. HDFS-4946

Allow preferLocalNode in BlockPlacementPolicyDefault to be configurable

    XMLWordPrintableJSON

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

        Issue Links

          Activity

            People

              nroberts Nathan Roberts
              jrkinley James Kinley
              Votes:
              0 Vote for this issue
              Watchers:
              13 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: