Hadoop HDFS
  1. Hadoop HDFS
  2. HDFS-1881

Federation: after taking snapshot the current directory of datanode is empty

    Details

    • Type: Bug Bug
    • Status: Closed
    • Priority: Major Major
    • Resolution: Fixed
    • Affects Version/s: 0.23.0
    • Fix Version/s: 0.23.0
    • Component/s: datanode
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      After taking a snapshot in Federation (by starting up namenode with option -upgrade), it appears that the current directory of data node does not contain the block files. We have also verified that upgrading from 20 to Federation does not have this problem.

      1. HDFS-1881.2.patch
        5 kB
        Tanping Wang
      2. HDFS-1881.patch
        5 kB
        Tanping Wang

        Activity

        Arun C Murthy made changes -
        Status Resolved [ 5 ] Closed [ 6 ]
        Suresh Srinivas made changes -
        Status Patch Available [ 10002 ] Resolved [ 5 ]
        Hadoop Flags [Reviewed]
        Resolution Fixed [ 1 ]
        Suresh Srinivas made changes -
        Summary After taking snapshot (upgrade) on Federation, the current directory of data node is emtpy. Federation: after taking snapshot the current directory of datanode is empty
        Fix Version/s 0.23.0 [ 12315571 ]
        Affects Version/s 0.23.0 [ 12315571 ]
        Component/s data-node [ 12312927 ]
        Tanping Wang made changes -
        Status Open [ 1 ] Patch Available [ 10002 ]
        Tanping Wang made changes -
        Attachment HDFS-1881.2.patch [ 12479183 ]
        Tanping Wang made changes -
        Field Original Value New Value
        Attachment HDFS-1881.patch [ 12478643 ]
        Tanping Wang created issue -

          People

          • Assignee:
            Tanping Wang
            Reporter:
            Tanping Wang
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            Watchers:
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            Dates

            • Created:
              Updated:
              Resolved:

              Development