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https://issues.apache.org/jira/browse/HBASE-6272?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13424003#comment-13424003
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Hudson commented on HBASE-6272:
-------------------------------

Integrated in HBase-TRUNK #3177 (See 
[https://builds.apache.org/job/HBase-TRUNK/3177/])
    HBASE-6272 In-memory region state is inconsistent (Revision 1366438)

     Result = FAILURE
jxiang : 
Files : 
* 
/hbase/trunk/hbase-server/src/main/jamon/org/apache/hadoop/hbase/tmpl/master/AssignmentManagerStatusTmpl.jamon
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/ClusterStatus.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/UnknownRegionException.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/client/HBaseAdmin.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/BulkReOpen.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MXBeanImpl.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterDumpServlet.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterServices.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/NotifiableConcurrentSkipListMap.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/RegionState.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/RegionStates.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/handler/ClosedRegionHandler.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/handler/CreateTableHandler.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/handler/DeleteTableHandler.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/handler/DisableTableHandler.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/handler/EnableTableHandler.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/handler/OpenedRegionHandler.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/master/handler/ServerShutdownHandler.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/protobuf/ProtobufUtil.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/OnlineRegions.java
* 
/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/util/HBaseFsckRepair.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/TestDrainingServer.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/TestRegionRebalancing.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAdmin.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestHCM.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestMasterObserver.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestHFileOutputFormat.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/master/Mocking.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestAssignmentManager.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestAssignmentManagerOnCluster.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMXBean.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMasterFailover.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMasterStatusServlet.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestOpenedRegionHandler.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestSplitTransactionOnCluster.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/wal/TestWALReplay.java
* 
/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestHBaseFsck.java

                
> In-memory region state is inconsistent
> --------------------------------------
>
>                 Key: HBASE-6272
>                 URL: https://issues.apache.org/jira/browse/HBASE-6272
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Jimmy Xiang
>            Assignee: Jimmy Xiang
>             Fix For: 0.96.0
>
>         Attachments: 6272-trunk_v6.patch
>
>
> AssignmentManger stores region state related information in several places: 
> regionsInTransition, regions (region info to server name map), and servers 
> (server name to region info set map).  However the access to these places is 
> not coordinated properly.  It leads to inconsistent in-memory region state 
> information.  Sometimes, some region could even be offline, and not in 
> transition.

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