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https://issues.apache.org/jira/browse/PHOENIX-6844?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17644707#comment-17644707
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Istvan Toth commented on PHOENIX-6844:
--------------------------------------

Tuning the global _hbase.increasing.policy.initial.size_ property is the best 
alternative currently.

> Provide multiple IndexRegionSplitPolicy implementations
> -------------------------------------------------------
>
>                 Key: PHOENIX-6844
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-6844
>             Project: Phoenix
>          Issue Type: Wish
>          Components: core
>            Reporter: Istvan Toth
>            Priority: Major
>              Labels: beginner
>
> We currently inherit IndexRegionSplitPolicy from SteppingSplitPolicy, which 
> is the modern HBase default, and provides a good balance between 
> parallelization and conserving the number of regions.
> However, users may want to use more or less parallelization for specific 
> tables.
> Providing IndexRegionSplitPolicy variants extending 
> IncreasingToUpperBoundRegionSplitPolicy and ConstantSizeRegionSplitPolicy 
> would enable better tuning of split behaviour for tables with local indexes.
> We should also add a property to specify the default SplitPolicy for when 
> adding a local index for the first time.



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