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https://issues.apache.org/jira/browse/HBASE-18231?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16131095#comment-16131095
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Hudson commented on HBASE-18231:
--------------------------------

FAILURE: Integrated in Jenkins build HBASE-14070.HLC #233 (See 
[https://builds.apache.org/job/HBASE-14070.HLC/233/])
HBASE-18231 Deprecate Admin#closeRegion*() commands in favor of (appy: rev 
de696cf6b653749c6bf105ef3d62d7a6c6923c57)
* (edit) 
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestRegionServerNoMaster.java
* (edit) 
hbase-server/src/test/java/org/apache/hadoop/hbase/quotas/TestQuotaObserverChoreRegionReports.java
* (edit) 
hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncAdmin.java
* (edit) 
hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMasterFailover.java
* (edit) 
hbase-client/src/main/java/org/apache/hadoop/hbase/client/RawAsyncHBaseAdmin.java
* (edit) 
hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMasterNoCluster.java
* (edit) 
hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java
* (edit) 
hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncHBaseAdmin.java
* (edit) 
hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/ProtobufUtil.java
* (edit) 
hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestReplicasClient.java
* (edit) 
hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestHBaseFsckTwoRS.java
* (edit) 
hbase-client/src/main/java/org/apache/hadoop/hbase/client/HBaseAdmin.java
* (edit) 
hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAdmin2.java
* (edit) 
hbase-server/src/main/java/org/apache/hadoop/hbase/master/ServerManager.java
* (edit) hbase-client/src/main/java/org/apache/hadoop/hbase/client/Admin.java


> Deprecate and throw unsupported operation when Admin#closeRegion is called.
> ---------------------------------------------------------------------------
>
>                 Key: HBASE-18231
>                 URL: https://issues.apache.org/jira/browse/HBASE-18231
>             Project: HBase
>          Issue Type: Sub-task
>          Components: Admin
>    Affects Versions: 2.0.0
>            Reporter: stack
>            Assignee: Appy
>            Priority: Critical
>             Fix For: 2.0.0, 3.0.0
>
>         Attachments: HBASE-18231.master.001.patch, 
> HBASE-18231.master.002.patch, HBASE-18231.master.003.patch
>
>
> [~uagashe] tripped over this today. Admin#closeRegion which we used to use in 
> branch-1 will cause damage in AMv2 cluster. Instead you need to call unassign 
> -- i.e. all cluster ops must go via the Master; no more going direct to 
> RegionServer closing regions behind the Master's back.
> Review all Admin ops to see what else skirts Master and deprecate and throw 
> unsupported if called.



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