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https://issues.apache.org/jira/browse/HBASE-26237?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Clara Xiong resolved HBASE-26237.
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Fix Version/s: 3.0.0-alpha-2
Resolution: Fixed
> Improve computation complexity for primaryRegionCountSkewCostFunctio
> --------------------------------------------------------------------
>
> Key: HBASE-26237
> URL: https://issues.apache.org/jira/browse/HBASE-26237
> Project: HBase
> Issue Type: Sub-task
> Components: Balancer
> Reporter: Clara Xiong
> Priority: Minor
> Fix For: 3.0.0-alpha-2
>
>
> Recomputation of primaryRegionCountSkewCostFunction can be reduced from O(n )
> to O(1) by only incrementing the destination and decrementing the source
> instead of full recompute.
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