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https://issues.apache.org/jira/browse/HBASE-10209?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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binlijin updated HBASE-10209:
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Attachment: HBASE-10209-94.patch
> Speed region assign in failover
> -------------------------------
>
> Key: HBASE-10209
> URL: https://issues.apache.org/jira/browse/HBASE-10209
> Project: HBase
> Issue Type: Improvement
> Reporter: binlijin
> Attachments: HBASE-10209-94.patch
>
>
> During master initializate, if there are regionservers shutdown improperly
> previous or start up failed, master will think this is a failover and assign
> regions one by one.
> We have a cluster with 200+ nodes and 32000+regions, it takes 50mins to start
> up all.
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