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  1. Hadoop HDFS
  2. HDFS-8924

Add pluggable interface for reading replicas in DFSClient

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 2.8.0
    • 2.8.0, 3.0.0-alpha1
    • hdfs-client
    • None

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

          Activity

            People

              cmccabe Colin McCabe
              cmccabe Colin McCabe
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              Dates

                Created:
                Updated:
                Resolved: