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  1. Hadoop HDFS
  2. HDFS-5526

Datanode cannot roll back to previous layout version

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Blocker
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.23.10, 2.3.0
    • Component/s: datanode
    • Labels:
      None

      Description

      Current trunk layout version is -48.
      Hadoop v2.2.0 layout version is -47.

      If a cluster is upgraded from v2.2.0 (-47) to trunk (-48), the datanodes cannot start with -rollback. It will fail with IncorrectVersionException.

        Attachments

        1. HDFS-5526.patch
          8 kB
          Kihwal Lee
        2. HDFS-5526.patch
          1 kB
          Kihwal Lee

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              • Assignee:
                kihwal Kihwal Lee
                Reporter:
                szetszwo Tsz-wo Sze
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                Dates

                • Created:
                  Updated:
                  Resolved: