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From "Ted Yu (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-12966) NPE in HMaster while recovering tables in Enabling state
Date Thu, 05 Feb 2015 18:12:35 GMT

    [ https://issues.apache.org/jira/browse/HBASE-12966?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14307680#comment-14307680
] 

Ted Yu commented on HBASE-12966:
--------------------------------

Went through javadoc warnings:
{code}
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-client/src/main/java/org/apache/hadoop/hbase/MetaTableAccessor.java:1136:
warning - Missing closing '}' character for inline tag: "{@link #splitRegion(Connection, HRegionInfo,
HRegionInfo, HRegionInfo, ServerName, int)
[WARNING] if you want to do that."
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-client/src/main/java/org/apache/hadoop/hbase/MetaTableAccessor.java:1114:
warning - Missing closing '}' character for inline tag: "{@link #splitRegion(Connection, HRegionInfo,
HRegionInfo, HRegionInfo, ServerName, int)
[WARNING] if you want to do that."
...
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-server/src/main/java/org/apache/hadoop/hbase/mapreduce/HFileOutputFormat2.java:87:
warning - Tag @link: can't find configureIncrementalLoad(Job, Table, RegionLocator, Class)
in org.apache.hadoop.hbase.mapreduce.HFileOutputFormat2
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-server/src/main/java/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.java:628:
warning - Tag @link: can't find tryAtomicRegionLoad(HConnection, TableName, byte[], Collection)
in org.apache.hadoop.hbase.mapreduce.LoadIncrementalHFiles
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-server/src/main/java/org/apache/hadoop/hbase/security/visibility/VisibilityLabelService.java:86:
warning - @link#getUserAuths(byte[], is an unknown tag.
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-server/src/main/java/org/apache/hadoop/hbase/security/visibility/VisibilityLabelService.java:153:
warning - @link#havingSystemAuth(User) is an unknown tag.
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-server/src/main/java/org/apache/hadoop/hbase/security/visibility/VisibilityLabelService.java:86:
warning - @link#getUserAuths(byte[], is an unknown tag.
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-server/src/main/java/org/apache/hadoop/hbase/security/visibility/VisibilityLabelService.java:153:
warning - @link#havingSystemAuth(User) is an unknown tag.
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-server/src/main/java/org/apache/hadoop/hbase/security/visibility/VisibilityLabelService.java:86:
warning - @link#getUserAuths(byte[], is an unknown tag.
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-server/src/main/java/org/apache/hadoop/hbase/security/visibility/VisibilityLabelService.java:153:
warning - @link#havingSystemAuth(User) is an unknown tag.
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-server/src/main/java/org/apache/hadoop/hbase/security/visibility/VisibilityLabelService.java:86:
warning - @link#getUserAuths(byte[], is an unknown tag.
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-server/src/main/java/org/apache/hadoop/hbase/security/visibility/VisibilityLabelService.java:153:
warning - @link#havingSystemAuth(User) is an unknown tag.
...
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/HttpDoAsClient.java:[21,15]
BASE64Encoder is internal proprietary API and may be removed in a future release
[WARNING] /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/HttpDoAsClient.java:[219,28]
BASE64Encoder is internal proprietary API and may be removed in a future release
[INFO] 
{code}
None of the above classes was touched by the patch.

> NPE in HMaster while recovering tables in Enabling state
> --------------------------------------------------------
>
>                 Key: HBASE-12966
>                 URL: https://issues.apache.org/jira/browse/HBASE-12966
>             Project: HBase
>          Issue Type: Bug
>          Components: master
>            Reporter: ramkrishna.s.vasudevan
>            Assignee: Andrey Stepachev
>             Fix For: 2.0.0
>
>         Attachments: HBASE-12966-branch-1.patch, HBASE-12966-branch-1.patch, HBASE-12966-branch-1.patch,
HBASE-12966.patch, HBASE-12966.patch, HBASE-12966.patch, HBASE-12966.patch
>
>
> {code}
> java.lang.NullPointerException
>         at org.apache.hadoop.hbase.master.handler.EnableTableHandler.handleEnableTable(EnableTableHandler.java:210)
>         at org.apache.hadoop.hbase.master.handler.EnableTableHandler.process(EnableTableHandler.java:142)
>         at org.apache.hadoop.hbase.master.AssignmentManager.recoverTableInEnablingState(AssignmentManager.java:1695)
>         at org.apache.hadoop.hbase.master.AssignmentManager.joinCluster(AssignmentManager.java:416)
>         at org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:720)
>         at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:170)
>         at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1459)
>         at java.lang.Thread.run(Thread.java:745)
> 2015-02-04 16:11:45,932 FATAL [stobdtserver3:16040.activeMasterManager] master.HMaster:
Master server abort: loaded coprocessors are: [org.apache.hadoop.hbor.MultiRowMutationEndpoint]
> 2015-02-04 16:11:45,933 FATAL [stobdtserver3:16040.activeMasterManager] master.HMaster:
Unhandled exception. Starting shutdown.
> java.lang.NullPointerException
>         at org.apache.hadoop.hbase.master.handler.EnableTableHandler.handleEnableTable(EnableTableHandler.java:210)
>         at org.apache.hadoop.hbase.master.handler.EnableTableHandler.process(EnableTableHandler.java:142)
>         at org.apache.hadoop.hbase.master.AssignmentManager.recoverTableInEnablingState(AssignmentManager.java:1695)
>         at org.apache.hadoop.hbase.master.AssignmentManager.joinCluster(AssignmentManager.java:416)
>         at org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:720)
>         at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:170)
>         at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1459)
>         at java.lang.Thread.run(Thread.java:745)
> {code}
> A table was trying to recover from ENABLING state and the master got the above exception.
Note that the set up was 2 master with 1 RS (total 3 machines).



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