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From "Hadoop QA (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-5279) NPE in Master after upgrading to 0.92.0
Date Fri, 17 Feb 2012 20:56:57 GMT

    [ https://issues.apache.org/jira/browse/HBASE-5279?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13210552#comment-13210552

Hadoop QA commented on HBASE-5279:

-1 overall.  Here are the results of testing the latest attachment 
  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 javadoc.  The javadoc tool appears to have generated -136 warning messages.

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

    -1 findbugs.  The patch appears to introduce 158 new Findbugs (version 1.3.9) warnings.

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

     -1 core tests.  The patch failed these unit tests:

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/982//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/982//artifact/trunk/patchprocess/newPatchFindbugsWarnings.html
Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/982//console

This message is automatically generated.
> NPE in Master after upgrading to 0.92.0
> ---------------------------------------
>                 Key: HBASE-5279
>                 URL: https://issues.apache.org/jira/browse/HBASE-5279
>             Project: HBase
>          Issue Type: Bug
>          Components: master
>    Affects Versions: 0.92.0
>            Reporter: Tobias Herbert
>            Priority: Critical
>             Fix For: 0.92.1
>         Attachments: HBASE-5279-v2.patch, HBASE-5279.patch
> I have upgraded my environment from 0.90.4 to 0.92.0
> after the table migration I get the following error in the master (permanent)
> {noformat}
> 2012-01-25 18:23:48,648 FATAL master-namenode,60000,1327512209588 org.apache.hadoop.hbase.master.HMaster
- Unhandled exception. Starting shutdown.
> java.lang.NullPointerException
>         at org.apache.hadoop.hbase.master.AssignmentManager.rebuildUserRegions(AssignmentManager.java:2190)
>         at org.apache.hadoop.hbase.master.AssignmentManager.joinCluster(AssignmentManager.java:323)
>         at org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:501)
>         at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:326)
>         at java.lang.Thread.run(Thread.java:662)
> 2012-01-25 18:23:48,650 INFO namenode,60000,1327512209588 org.apache.hadoop.hbase.master.HMaster
- Aborting
> {noformat}
> I think that's because I had a hard crash in the cluster a while ago - and the following
WARN since then
> {noformat}
> 2012-01-25 21:20:47,121 WARN namenode,60000,1327513078123-CatalogJanitor org.apache.hadoop.hbase.master.CatalogJanitor
- REGIONINFO_QUALIFIER is empty in keyvalues={emails,,xxx./info:server/1314336400471/Put/vlen=38,
> {noformat}
> my patch was simple to go around the NPE (as the other code around the lines)
> but I don't know if that's correct

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