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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-3118) Namenode NPE while loading fsimage after a cluster upgrade from older disk format
Date Wed, 02 Apr 2008 07:48:26 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-3118?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12584446#action_12584446
] 

Hadoop QA commented on HADOOP-3118:
-----------------------------------

-1 overall.  Here are the results of testing the latest attachment 
http://issues.apache.org/jira/secure/attachment/12378879/loadImageNPE.patch
against trunk revision 643282.

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

    tests included -1.  The patch doesn't appear to include any new or modified tests.
                        Please justify why no tests are needed for this patch.

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

    javac +1.  The applied patch does not generate any new javac compiler warnings.

    release audit +1.  The applied patch does not generate any new release audit warnings.

    findbugs +1.  The patch does not introduce any new Findbugs warnings.

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

    contrib tests +1.  The patch passed contrib unit tests.

Test results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2120/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2120/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2120/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2120/console

This message is automatically generated.

> Namenode NPE while loading fsimage after a cluster upgrade from older disk format
> ---------------------------------------------------------------------------------
>
>                 Key: HADOOP-3118
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3118
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: dfs
>            Reporter: dhruba borthakur
>            Assignee: dhruba borthakur
>            Priority: Blocker
>             Fix For: 0.17.0
>
>         Attachments: loadImageNPE.patch, loadImageNPE.patch
>
>
> FSDirectory.unprotectedDelete: failed to remove /user/ran gadi/10Mb because it does not
exist
> 2008-03-27 22:00:10,904 ERROR org.apache.hadoop.dfs.NameNode: 
> java.lang.NullPointerException
>          at
> org.apache.hadoop.dfs.StringBytesWritable.<init>(StringBytesWritable.java:39)
>          at
> org.apache.hadoop.dfs.INodeFileUnderConstruction.<init>(INode.java:795)
>          at org.apache.hadoop.dfs.FSEditLog.loadFSEdits(FSEditLog.java:528)
>          at org.apache.hadoop.dfs.FSImage.loadFSEdits(FSImage.java:766)
>          at org.apache.hadoop.dfs.FSImage.loadFSImage(FSImage.java:640)
>          at org.apache.hadoop.dfs.FSImage.doUpgrade(FSImage.java:250)
>          at
> org.apache.hadoop.dfs.FSImage.recoverTransitionRead(FSImage.java:217)
>          at
> org.apache.hadoop.dfs.FSDirectory.loadFSImage(FSDirectory.java:80)
>          at
> org.apache.hadoop.dfs.FSNamesystem.initialize(FSNamesystem.java:274)
>          at org.apache.hadoop.dfs.FSNamesystem.<init>(FSNamesystem.java:255)
>          at org.apache.hadoop.dfs.NameNode.initialize(NameNode.java:133)
>          at org.apache.hadoop.dfs.NameNode.<init>(NameNode.java:178)
>          at org.apache.hadoop.dfs.NameNode.<init>(NameNode.java:164)
>          at org.apache.hadoop.dfs.NameNode.createNameNode(NameNode.java:846)
>          at org.apache.hadoop.dfs.NameNode.main(NameNode.java:855)

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