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  1. Hadoop HDFS
  2. HDFS-1121

Allow HDFS client to measure distribution of blocks across devices for a specific DataNode

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Details

    • Improvement
    • Status: Open
    • Major
    • Resolution: Unresolved
    • None
    • None
    • hdfs-client
    • None

    Description

      As discussed on the mailing list, it would be useful if the DfsClient could measure the distribution of blocks across devices for an individual DataNode.

      Attachments

        1. HDFS-1121.0.patch
          3 kB
          Wang Xu

        Issue Links

          relates to

          New Feature - A new feature of the product, which has yet to be developed. HDFS-1312 Re-balance disks within a Datanode

          • Major - Major loss of function.
          • Resolved

          Improvement - An improvement or enhancement to an existing feature or task. HDFS-1120 Make DataNode's block-to-device placement policy pluggable

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              Unassigned Unassigned
              hammer Jeff Hammerbacher
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              Dates

                Created:
                Updated: