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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-3385) ClassCastException when trying to append a file
Date Thu, 10 May 2012 03:57:02 GMT

    [ https://issues.apache.org/jira/browse/HDFS-3385?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13272065#comment-13272065

Hadoop QA commented on HDFS-3385:

+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 appears to include 1 new or modified test files.

    +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 eclipse:eclipse.  The patch built with eclipse:eclipse.

    +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

    +1 core tests.  The patch passed unit tests in hadoop-hdfs-project/hadoop-hdfs.

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

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/2399//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/2399//console

This message is automatically generated.
> ClassCastException when trying to append a file
> -----------------------------------------------
>                 Key: HDFS-3385
>                 URL: https://issues.apache.org/jira/browse/HDFS-3385
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: name-node
>         Environment: HDFS
>            Reporter: Brahma Reddy Battula
>            Assignee: Tsz Wo (Nicholas), SZE
>         Attachments: h3385_20120508.patch, h3385_20120509.patch
> When I try to append a file I got 
> {noformat}
> 2012-05-08 18:13:40,506 WARN  util.KerberosName (KerberosName.java:<clinit>(87))
- Kerberos krb5 configuration not found, setting default realm to empty
> Exception in thread "main" java.lang.ClassCastException: org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo
cannot be cast to org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction
> 	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.recoverLeaseInternal(FSNamesystem.java:1787)
> 	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInternal(FSNamesystem.java:1584)
> 	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.appendFile(FSNamesystem.java:1824)
> 	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.append(NameNodeRpcServer.java:425)
>         ...
> 	at org.apache.hadoop.hdfs.DFSClient.callAppend(DFSClient.java:1150)
> 	at org.apache.hadoop.hdfs.DFSClient.append(DFSClient.java:1189)
> 	at org.apache.hadoop.hdfs.DFSClient.append(DFSClient.java:1177)
> 	at org.apache.hadoop.hdfs.DistributedFileSystem.append(DistributedFileSystem.java:221)
> 	at org.apache.hadoop.hdfs.DistributedFileSystem.append(DistributedFileSystem.java:1)
> 	at org.apache.hadoop.fs.FileSystem.append(FileSystem.java:981)
> 	at org.apache.hadoop.hdfs.server.datanode.DeleteMe.main(DeleteMe.java:26)
> {noformat}

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