Sharding balancer moves chunks from shards whose utilization is below the cluster average

XMLWordPrintableJSON

    • Type: Bug
    • Resolution: Done
    • Priority: Major - P3
    • 3.4.0-rc2
    • Affects Version/s: 3.4.0-rc1
    • Component/s: Sharding
    • None
    • Fully Compatible
    • ALL
    • Sharding 2016-10-31
    • None
    • 3
    • None
    • None
    • None
    • None
    • None
    • None
    • None

      The sharding balancer does not consult the optimal per shard chunk count when deciding to move chunks out of a shard and because of this causes chunks to move from shards with below-average number of entries to even less loaded shards, thus causing unnecessary churn.

              Assignee:
              Kaloian Manassiev
              Reporter:
              Kaloian Manassiev
              Votes:
              0 Vote for this issue
              Watchers:
              2 Start watching this issue

                Created:
                Updated:
                Resolved: