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  1. HBase
  2. HBASE-3609

Improve the selection of regions to balance; part 2

    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.92.0
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed
    • Release Note:
      Balancer improvements over the previous purely random assignment balancer; distributes evenly from oldest and newest regions and does round robin loading a newly added server.

      Description

      See 'HBASE-3586 Improve the selection of regions to balance' for discussion of algorithms that improve on current random assignment.

        Attachments

        1. hbase-3609.txt
          3 kB
          Ted Yu
        2. hbase-3609-by-region-age.txt
          5 kB
          Ted Yu
        3. 3609-empty-RS.txt
          14 kB
          Ted Yu
        4. 3609-double-alternation.txt
          17 kB
          Ted Yu

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              • Assignee:
                yuzhihong@gmail.com Ted Yu
                Reporter:
                stack stack
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                Dates

                • Created:
                  Updated:
                  Resolved: