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  1. HBase
  2. HBASE-3609

Improve the selection of regions to balance; part 2

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Details

    • Improvement
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 0.92.0
    • None
    • None
    • Reviewed
    • 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. 3609-double-alternation.txt
          17 kB
          Ted Yu
        2. 3609-empty-RS.txt
          14 kB
          Ted Yu
        3. hbase-3609.txt
          3 kB
          Ted Yu
        4. hbase-3609-by-region-age.txt
          5 kB
          Ted Yu

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            yuzhihong@gmail.com Ted Yu
            stack Michael Stack
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              Updated:
              Resolved:

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