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  1. Hadoop HDFS
  2. HDFS-11545

Propagate DataNode's slow disks info to the NameNode via Heartbeat

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • 2.9.0, 3.0.0-alpha4
    • None
    • None
    • Reviewed

    Description

      DataNode detects the outliers (slow disks) among all its disk. This information can be propagated to the NameNode so that the NameNode gets disk information from all Datanodes.

      Attachments

        1. HDFS-11545-branch-2.001.patch
          49 kB
          Hanisha Koneru
        2. HDFS-11545.003.patch
          48 kB
          Hanisha Koneru
        3. HDFS-11545.002.patch
          49 kB
          Hanisha Koneru
        4. HDFS-11545.001.patch
          44 kB
          Hanisha Koneru

        Activity

          People

            hanishakoneru Hanisha Koneru
            hanishakoneru Hanisha Koneru
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            Dates

              Created:
              Updated:
              Resolved: