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  1. Hadoop HDFS
  2. HDFS-3721

hsync support broke wire compatibility

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: 2.0.0-alpha
    • Fix Version/s: 2.0.2-alpha
    • Component/s: datanode, hdfs-client
    • Labels:
      None
    • Target Version/s:
    • Hadoop Flags:
      Reviewed

      Description

      HDFS-744 added support for hsync to the data transfer wire protocol. However, it actually broke wire compatibility: if the client has hsync support but the server does not, the client cannot read or write data on the old cluster.

        Attachments

        1. hdfs-3721.txt
          53 kB
          Todd Lipcon
        2. hdfs-3721.txt
          58 kB
          Aaron T. Myers
        3. hdfs-3721.txt
          58 kB
          Aaron T. Myers

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              • Assignee:
                atm Aaron T. Myers
                Reporter:
                tlipcon Todd Lipcon
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                Dates

                • Created:
                  Updated:
                  Resolved: