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  1. Hadoop HDFS
  2. HDFS-8825 Enhancements to Balancer
  3. HDFS-8921

Add an option to Balancer for specifying the k-most over-utilized DNs or all over-utilized DNs as sources.

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Details

    • Sub-task
    • Status: Open
    • Major
    • Resolution: Unresolved
    • None
    • None
    • balancer & mover
    • None

    Description

      Arpit suggested to add a separate option to source from the most over-utilized DataNodes first so the administrator does not have to pass the source DNs manually; see this comment. The new option could allow specifying the k-most over-utilized DNs or all over-utilized DNs as sources.

      Attachments

        1. HDFS-8921.patch
          10 kB
          Plamen Jeliazkov

        Issue Links

          relates to

          Sub-task - The sub-task of the issue HDFS-8826 Balancer may not move blocks efficiently in some cases

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              zero45 Plamen Jeliazkov
              szetszwo Tsz-wo Sze
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              Dates

                Created:
                Updated: