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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-2245) BlockManager.chooseTarget(..) throws NPE
Date Thu, 11 Aug 2011 03:13:27 GMT

    [ https://issues.apache.org/jira/browse/HDFS-2245?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13082873#comment-13082873
] 

Hadoop QA commented on HDFS-2245:
---------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12490066/h2245_20110810b.patch
  against trunk revision 1156424.

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

    +1 tests included.  The patch appears to include 3 new or modified tests.

    +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 failed these core unit tests:
                  org.apache.hadoop.hdfs.server.blockmanagement.TestReplicationPolicy
                  org.apache.hadoop.hdfs.server.namenode.TestCheckpoint
                  org.apache.hadoop.hdfs.server.namenode.TestNNThroughputBenchmark
                  org.apache.hadoop.hdfs.server.namenode.TestValidateConfigurationSettings
                  org.apache.hadoop.hdfs.TestHDFSServerPorts

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

    +1 system test framework.  The patch passed system test framework compile.

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/1084//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HDFS-Build/1084//artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/1084//console

This message is automatically generated.

> BlockManager.chooseTarget(..) throws NPE
> ----------------------------------------
>
>                 Key: HDFS-2245
>                 URL: https://issues.apache.org/jira/browse/HDFS-2245
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: name-node
>            Reporter: Tsz Wo (Nicholas), SZE
>            Assignee: Tsz Wo (Nicholas), SZE
>             Fix For: 0.23.0
>
>         Attachments: h2245_20110810.patch, h2245_20110810b.patch
>
>
> {noformat}
> 2011-08-10 20:20:51,350 INFO org.apache.hadoop.ipc.Server: IPC Server handler 1 on 8020,
call: addBlock(/user/had
> oopqa/passwd.1108102020.<NN hostname>.txt, DFSClient_NONMAPREDUCE_1875954430_1,
null, null), rpc
>  version=1, client version=68, methodsFingerPrint=-1239577025 from <gateway>:38874,
error:
> java.io.IOException: java.lang.NullPointerException
>         at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget(BlockManager.java:1225)
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:1455)
>         at org.apache.hadoop.hdfs.server.namenode.NameNode.addBlock(NameNode.java:786)
>         ...
> {noformat}

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