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From "Ted Yu (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-11069) Decouple region merging from ZooKeeper
Date Thu, 24 Apr 2014 20:27:17 GMT

    [ https://issues.apache.org/jira/browse/HBASE-11069?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13980221#comment-13980221
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Ted Yu commented on HBASE-11069:
--------------------------------

Looks like the following was related to the patch:
{code}
2014-04-24 18:17:34,540 WARN  [RS:1;asf002:56406-merges-1398363454525] regionserver.RegionMergeRequest(96):
Running rollback/cleanup of failed merge of testCleanMergeReference,,1398363451973.2a35b85f67ff243c9be0988b4d837a51.
and testCleanMergeReference,testRow0020,1398363451973.773139e77db1c7fde5d4538e5233e378.; null
java.lang.NullPointerException
	at org.apache.hadoop.hbase.regionserver.RegionMergeTransaction.stepsBeforePONR(RegionMergeTransaction.java:365)
	at org.apache.hadoop.hbase.regionserver.RegionMergeTransaction.createMergedRegion(RegionMergeTransaction.java:283)
	at org.apache.hadoop.hbase.regionserver.RegionMergeTransaction.execute(RegionMergeTransaction.java:240)
	at org.apache.hadoop.hbase.regionserver.RegionMergeRequest.run(RegionMergeRequest.java:86)
{code}

> Decouple region merging from ZooKeeper
> --------------------------------------
>
>                 Key: HBASE-11069
>                 URL: https://issues.apache.org/jira/browse/HBASE-11069
>             Project: HBase
>          Issue Type: Sub-task
>          Components: Consensus, Zookeeper
>            Reporter: Sergey Soldatov
>         Attachments: HBASE-11069.patch
>
>
> As part of HBASE-10296 Region Merge should be decoupled from Zookeeper. 



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