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  1. Core Server
  2. SERVER-5047

Better chunk selection when balancing

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Details

    • Icon: Improvement Improvement
    • Resolution: Unresolved
    • Icon: Major - P3 Major - P3
    • None
    • None
    • Sharding
    • Cluster Scalability

    Description

      The balancer will always move the lowest chunk on the shard, unless the highest chunk matches the lowest chunk on another shard. Without any more information about data growth, this should probably be random or a smarter choice that minimizes fragmentation.

      Attachments

        1. balance.pl
          4 kB
        2. balancer.patch
          2 kB

        Activity

          People

            backlog-server-cluster-scalability Backlog - Cluster Scalability
            greg_10gen Greg Studer
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            Dates

              Created:
              Updated: