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  1. Hadoop HDFS
  2. HDFS-12725

BlockPlacementPolicyRackFaultTolerant fails with very uneven racks

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    • Target Version/s:
    • Hadoop Flags:
      Reviewed

      Description

      HDFS-12567 tries to fix the scenario where EC blocks may not be allocated in extremely rack-imbalanced cluster.

      The added fall-back step of the fix could be improved to do a best-effort placement. This is more likely to happen in testing than in real clusters.

        Attachments

        1. HDFS-12725.01.patch
          5 kB
          Xiao Chen
        2. HDFS-12725.02.patch
          11 kB
          Xiao Chen
        3. HDFS-12725.03.patch
          11 kB
          Xiao Chen
        4. HDFS-12725.04.patch
          11 kB
          Xiao Chen
        5. HDFS-12725.05.patch
          12 kB
          Xiao Chen
        6. HDFS-12725.06.patch
          12 kB
          Xiao Chen

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              • Assignee:
                xiaochen Xiao Chen
                Reporter:
                xiaochen Xiao Chen
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                Dates

                • Created:
                  Updated:
                  Resolved: