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https://issues.apache.org/jira/browse/HBASE-15068?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15085959#comment-15085959
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Ted Yu commented on HBASE-15068:
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As I commented in the other JIRA, I think normalization actions should be
carried out in serial to avoid spike in region split / merge within short
period of time.
Thanks for the review.
> Add metrics for region normalization plans
> ------------------------------------------
>
> Key: HBASE-15068
> URL: https://issues.apache.org/jira/browse/HBASE-15068
> Project: HBase
> Issue Type: Improvement
> Reporter: Ted Yu
> Assignee: Ted Yu
> Fix For: 2.0.0, 1.3.0
>
> Attachments: 15068-v1.txt, 15068-v2.txt, 15068-v3.txt
>
>
> Currently there is no metric for region normalization plans.
> This JIRA would add metrics for the following:
> number of region split plans executed
> number of region merge plans executed
> These metrics would allow admin to know the impact of region normalization on
> production cluster
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