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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-3328) Premature EOFExcepion in HdfsProtoUtil#vintPrefixed
Date Tue, 08 May 2012 06:28:45 GMT

    [ https://issues.apache.org/jira/browse/HDFS-3328?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13270252#comment-13270252

Hadoop QA commented on HDFS-3328:

-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 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/2387//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/2387//console

This message is automatically generated.
> Premature EOFExcepion in HdfsProtoUtil#vintPrefixed
> ---------------------------------------------------
>                 Key: HDFS-3328
>                 URL: https://issues.apache.org/jira/browse/HDFS-3328
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: data-node
>    Affects Versions: 2.0.0
>            Reporter: Uma Maheswara Rao G
>            Assignee: Eli Collins
>            Priority: Minor
>         Attachments: hdfs-3328.txt
> While running the tests, I have seen this exceptions.Tests passed. 
> Not sure this is a problem.
> {quote}
> 2012-04-26 23:15:51,763 WARN  hdfs.DFSClient (DFSOutputStream.java:run(710)) - DFSOutputStream
ResponseProcessor exception  for block BP-1372255573-
> java.io.EOFException: Premature EOF: no length prefix available
> 	at org.apache.hadoop.hdfs.protocol.HdfsProtoUtil.vintPrefixed(HdfsProtoUtil.java:162)
> 	at org.apache.hadoop.hdfs.protocol.datatransfer.PipelineAck.readFields(PipelineAck.java:95)
> 	at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer$ResponseProcessor.run(DFSOutputStream.java:657)
> Exception in thread "DataXceiver for client / [Cleaning up]" java.lang.NullPointerException
> 	at org.apache.hadoop.ipc.Server$Listener.getAddress(Server.java:669)
> 	at org.apache.hadoop.ipc.Server.getListenerAddress(Server.java:1988)
> 	at org.apache.hadoop.hdfs.server.datanode.DataNode.getIpcPort(DataNode.java:882)
> 	at org.apache.hadoop.hdfs.server.datanode.DataNode.getDisplayName(DataNode.java:863)
> 	at org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:171)
> 	at java.lang.Thread.run(Unknown Source){quote}

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