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  1. Hadoop HDFS
  2. HDFS-8924

Add pluggable interface for reading replicas in DFSClient

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 2.8.0
    • Fix Version/s: 2.8.0, 3.0.0-alpha1
    • Component/s: hdfs-client
    • Labels:
      None
    • Target Version/s:

      Description

      We should add a pluggable interface for reading replicas in the DFSClient. This could be used to implement short-circuit reads on systems without file descriptors, or for other optimizations.

        Attachments

        1. HDFS-8924.002.patch
          33 kB
          Colin McCabe
        2. HDFS-8924.001.patch
          34 kB
          Colin McCabe

          Issue Links

          is duplicated by

          Sub-task - The sub-task of the issue HDFS-7680 Support dataset-specific choice of short circuit implementation

          • Major - Major loss of function.
          • Open

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              • Assignee:
                cmccabe Colin McCabe
                Reporter:
                cmccabe Colin McCabe
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                Dates

                • Created:
                  Updated:
                  Resolved: