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https://issues.apache.org/jira/browse/HBASE-4780?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13150219#comment-13150219
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Hudson commented on HBASE-4780:
-------------------------------
Integrated in HBase-TRUNK #2438 (See
[https://builds.apache.org/job/HBase-TRUNK/2438/])
HBASE-4780 Lower mini cluster shutdown time in
HRegionServer#waitOnAllRegionsToClose and ServerManager#letRegionServersShutdown
stack :
Files :
* /hbase/trunk/src/main/java/org/apache/hadoop/hbase/master/ServerManager.java
*
/hbase/trunk/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java
> Lower mini cluster shutdown time in HRegionServer#waitOnAllRegionsToClose and
> ServerManager#letRegionServersShutdown
> --------------------------------------------------------------------------------------------------------------------
>
> Key: HBASE-4780
> URL: https://issues.apache.org/jira/browse/HBASE-4780
> Project: HBase
> Issue Type: Improvement
> Components: master, regionserver, test
> Affects Versions: 0.94.0
> Environment: all
> Reporter: nkeywal
> Assignee: nkeywal
> Priority: Minor
> Fix For: 0.94.0
>
> Attachments: 4780_trunk.patch, 4780_trunk.patch, 4780_trunk.v2.patch
>
>
> HRegionServer#waitOnAllRegionsToClose sleep 1s
> Lower waiting time
> benefits: around 0.8s at shutdown
> ServerManager.letRegionServersShutdown() waits 1 second => responsible for
> 0.5 seconds in a HBase cluster stops
> Can be replaced by a notification
> Benefits: around 0.5s at shutdown
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