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https://issues.apache.org/jira/browse/HBASE-12891?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14286355#comment-14286355
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Dave Latham commented on HBASE-12891:
-------------------------------------
This patch simply adds an additional case to uses the existing executor service
thread pool. It has a default max of 50 threads and can be configured to
something different.
> have hbck do region consistency checks in parallel
> --------------------------------------------------
>
> Key: HBASE-12891
> URL: https://issues.apache.org/jira/browse/HBASE-12891
> Project: HBase
> Issue Type: Improvement
> Affects Versions: 2.0.0, 0.98.10, 1.1.0
> Reporter: churro morales
> Assignee: churro morales
> Attachments: HBASE-12891.98.patch, HBASE-12891.patch
>
>
> We have a lot of regions on our cluster ~500k and noticed that hbck took
> quite some time in checkAndFixConsistency(). [~davelatham] patched our
> cluster to do this check in parallel to speed things up. I'll attach the
> patch.
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