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  1. Hadoop HDFS
  2. HDFS-3521

Allow namenode to tolerate edit log corruption

    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 1.0.3
    • Fix Version/s: 1.2.0
    • Component/s: namenode
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      HDFS-3479 adds checking for edit log corruption. It uses a fixed UNCHECKED_REGION_LENGTH (=PREALLOCATION_LENGTH) so that the bytes at the end within the length is not checked. Instead of not checking the bytes, we should check everything and allow toleration.

        Attachments

        1. h3521_20120610_b-1.patch
          37 kB
          Tsz Wo Nicholas Sze
        2. h3521_20120611_b-1.patch
          41 kB
          Tsz Wo Nicholas Sze
        3. h3521_20120611_b-1.0.patch
          38 kB
          Tsz Wo Nicholas Sze

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              • Assignee:
                szetszwo Tsz Wo Nicholas Sze
                Reporter:
                szetszwo Tsz Wo Nicholas Sze
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                Dates

                • Created:
                  Updated:
                  Resolved: