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  1. Hadoop HDFS
  2. HDFS-3368

Missing blocks due to bad DataNodes coming up and down.

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 0.22.0, 1.0.0, 3.0.0-alpha1
    • 0.22.1, 2.0.2-alpha
    • namenode
    • None
    • Reviewed

    Description

      All replicas of a block can be removed if bad DataNodes come up and down during cluster restart resulting in data loss.

      Attachments

        1. blockDeletePolicy.patch
          3 kB
          Konstantin Shvachko
        2. blockDeletePolicy-0.22.patch
          7 kB
          Konstantin Shvachko
        3. blockDeletePolicy-trunk.patch
          8 kB
          Konstantin Shvachko
        4. blockDeletePolicy-0.22.patch
          9 kB
          Konstantin Shvachko
        5. blockDeletePolicy-trunk.patch
          10 kB
          Konstantin Shvachko

        Issue Links

          is related to

          Bug - A problem which impairs or prevents the functions of the product. HDFS-3690 BlockPlacementPolicyDefault incorrectly casts LOG

          • Major - Major loss of function.
          • Closed

          Activity

            People

              shv Konstantin Shvachko
              shv Konstantin Shvachko
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              Dates

                Created:
                Updated:
                Resolved: