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https://issues.apache.org/jira/browse/HBASE-12162?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14157434#comment-14157434
 ] 

Hadoop QA commented on HBASE-12162:
-----------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest 
attachment 
  http://issues.apache.org/jira/secure/attachment/12672659/12162-v1.txt
  against trunk revision .
  ATTACHMENT ID: 12672659

    {color:green}+1 @author{color}.  The patch does not contain any @author 
tags.

    {color:red}-1 tests included{color}.  The patch doesn't appear to include 
any new or modified tests.
                        Please justify why no new tests are needed for this 
patch.
                        Also please list what manual steps were performed to 
verify this patch.

    {color:green}+1 javac{color}.  The applied patch does not increase the 
total number of javac compiler warnings.

    {color:green}+1 javac{color}.  The applied patch does not increase the 
total number of javac compiler warnings.

    {color:green}+1 javadoc{color}.  The javadoc tool did not generate any 
warning messages.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new 
Findbugs (version 2.0.3) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase 
the total number of release audit warnings.

    {color:green}+1 lineLengths{color}.  The patch does not introduce lines 
longer than 100

  {color:green}+1 site{color}.  The mvn site goal succeeds with this patch.

     {color:red}-1 core tests{color}.  The patch failed these unit tests:
                       
org.apache.hadoop.hbase.replication.regionserver.TestRegionReplicaReplicationEndpoint
                  org.apache.hadoop.hbase.TestZooKeeper
                  
org.apache.hadoop.hbase.mapreduce.TestSecureLoadIncrementalHFilesSplitRecovery
                  org.apache.hadoop.hbase.master.TestDistributedLogSplitting

     {color:red}-1 core zombie tests{color}.  There are 1 zombie test(s):       
at 
org.apache.hadoop.hbase.mapreduce.TestLoadIncrementalHFiles.testSimpleLoad(TestLoadIncrementalHFiles.java:100)

Test results: 
https://builds.apache.org/job/PreCommit-HBASE-Build/11199//testReport/
Findbugs warnings: 
https://builds.apache.org/job/PreCommit-HBASE-Build/11199//artifact/patchprocess/newPatchFindbugsWarningshbase-hadoop-compat.html
Findbugs warnings: 
https://builds.apache.org/job/PreCommit-HBASE-Build/11199//artifact/patchprocess/newPatchFindbugsWarningshbase-annotations.html
Findbugs warnings: 
https://builds.apache.org/job/PreCommit-HBASE-Build/11199//artifact/patchprocess/newPatchFindbugsWarningshbase-protocol.html
Findbugs warnings: 
https://builds.apache.org/job/PreCommit-HBASE-Build/11199//artifact/patchprocess/newPatchFindbugsWarningshbase-common.html
Findbugs warnings: 
https://builds.apache.org/job/PreCommit-HBASE-Build/11199//artifact/patchprocess/newPatchFindbugsWarningshbase-thrift.html
Findbugs warnings: 
https://builds.apache.org/job/PreCommit-HBASE-Build/11199//artifact/patchprocess/newPatchFindbugsWarningshbase-hadoop2-compat.html
Findbugs warnings: 
https://builds.apache.org/job/PreCommit-HBASE-Build/11199//artifact/patchprocess/newPatchFindbugsWarningshbase-server.html
Findbugs warnings: 
https://builds.apache.org/job/PreCommit-HBASE-Build/11199//artifact/patchprocess/newPatchFindbugsWarningshbase-examples.html
Findbugs warnings: 
https://builds.apache.org/job/PreCommit-HBASE-Build/11199//artifact/patchprocess/newPatchFindbugsWarningshbase-prefix-tree.html
Findbugs warnings: 
https://builds.apache.org/job/PreCommit-HBASE-Build/11199//artifact/patchprocess/newPatchFindbugsWarningshbase-client.html
Console output: 
https://builds.apache.org/job/PreCommit-HBASE-Build/11199//console

This message is automatically generated.

> HBaseAdmin#getTableDescriptor() may fail in case master fails over
> ------------------------------------------------------------------
>
>                 Key: HBASE-12162
>                 URL: https://issues.apache.org/jira/browse/HBASE-12162
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Ted Yu
>            Assignee: Ted Yu
>         Attachments: 12162-v1.txt
>
>
> This was discovered by Chakradhar Medavarapu during HA testing.
> Here is relevant exception:
> {code}
> 2014-09-30 04:07:56,734|beaver.machine|INFO|5728|5604|MainThread|14/09/30 
> 04:07:56 ERROR util.AbstractHBaseTool: Error running command-line tool
> 2014-09-30 
> 04:07:56,734|beaver.machine|INFO|5728|5604|MainThread|java.io.IOException: 
> Call to onprem-ha34/10.215.18.85:60000 failed on local exception: 
> java.io.IOException: Call id=1, waitTime=8703
> 2014-09-30 04:07:56,734|beaver.machine|INFO|5728|5604|MainThread|at 
> org.apache.hadoop.hbase.ipc.RpcClient.wrapException(RpcClient.java:1571)
> 2014-09-30 04:07:56,734|beaver.machine|INFO|5728|5604|MainThread|at 
> org.apache.hadoop.hbase.ipc.RpcClient.call(RpcClient.java:1541)
> 2014-09-30 04:07:56,736|beaver.machine|INFO|5728|5604|MainThread|at 
> org.apache.hadoop.hbase.ipc.RpcClient.callBlockingMethod(RpcClient.java:1723)
> 2014-09-30 04:07:56,736|beaver.machine|INFO|5728|5604|MainThread|at 
> org.apache.hadoop.hbase.ipc.RpcClient$BlockingRpcChannelImplementation.callBlockingMethod(RpcClient.java:1776)
> 2014-09-30 04:07:56,736|beaver.machine|INFO|5728|5604|MainThread|at 
> org.apache.hadoop.hbase.protobuf.generated.MasterProtos$MasterService$BlockingStub.getTableDescriptors(MasterProtos.java:42525)
> 2014-09-30 04:07:56,736|beaver.machine|INFO|5728|5604|MainThread|at 
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation$5.getTableDescriptors(ConnectionManager.java:2121)
> 2014-09-30 04:07:56,736|beaver.machine|INFO|5728|5604|MainThread|at 
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.getHTableDescriptor(ConnectionManager.java:2600)
> 2014-09-30 04:07:56,736|beaver.machine|INFO|5728|5604|MainThread|at 
> org.apache.hadoop.hbase.client.HBaseAdmin.getTableDescriptor(HBaseAdmin.java:410)
> {code}
> From stack trace, exception came out of connection.getHTableDescriptor().
> This happened during master failover where MasterKeepAliveConnection to the 
> failed master became unusable.



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