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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-5918) Master will block forever when startup if root server died between assign root and assign meta
Date Thu, 03 May 2012 07:48:02 GMT

    [ https://issues.apache.org/jira/browse/HBASE-5918?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13267287#comment-13267287
] 

Hadoop QA commented on HBASE-5918:
----------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12525408/HBASE-5918V2.patch
  against trunk revision .

    +1 @author.  The patch does not contain any @author tags.

    -1 tests included.  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.

    +1 hadoop23.  The patch compiles against the hadoop 0.23.x profile.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 findbugs.  The patch does not introduce any new Findbugs (version 1.3.9) warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit
warnings.

    +1 core tests.  The patch passed unit tests in .

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/1742//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/1742//artifact/trunk/patchprocess/newPatchFindbugsWarnings.html
Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/1742//console

This message is automatically generated.
                
> Master will block forever when startup if root server died between assign root and assign
meta
> ----------------------------------------------------------------------------------------------
>
>                 Key: HBASE-5918
>                 URL: https://issues.apache.org/jira/browse/HBASE-5918
>             Project: HBase
>          Issue Type: Bug
>          Components: master
>    Affects Versions: 0.92.1
>            Reporter: chunhui shen
>            Assignee: chunhui shen
>         Attachments: HBASE-5918.patch, HBASE-5918.patch, HBASE-5918V2.patch
>
>
> When master is initializing, if root server died between assign root and assign meta,
master will block at 
> HMaster#assignRootAndMeta:{code}assignmentManager.assignMeta();
> this.catalogTracker.waitForMeta();{code}
> because ServerShutdownHandler is disabled,
> So we should enable ServerShutdownHandler after called assignmentManager.assignMeta();

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