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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-3384) DataStreamer thread should be closed immediatly when failed to setup a PipelineForAppendOrRecovery
Date Mon, 21 May 2012 19:05:41 GMT

    [ https://issues.apache.org/jira/browse/HDFS-3384?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13280370#comment-13280370
] 

Hadoop QA commented on HDFS-3384:
---------------------------------

+1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12528458/HDFS-3384_2.patch
  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 javac.  The applied patch does not increase the total number of javac compiler warnings.

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

    +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
warnings.

    +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/2494//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/2494//console

This message is automatically generated.
                
> DataStreamer thread should be closed immediatly when failed to setup a PipelineForAppendOrRecovery
> --------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-3384
>                 URL: https://issues.apache.org/jira/browse/HDFS-3384
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: hdfs client
>    Affects Versions: 2.0.0
>            Reporter: Brahma Reddy Battula
>            Assignee: amith
>         Attachments: HDFS-3384.patch, HDFS-3384_2.patch, HDFS-3384_2.patch
>
>
> Scenraio:
> =========
> write a file
> corrupt block manually
> call append..
> {noformat}
> 2012-04-19 09:33:10,776 INFO  hdfs.DFSClient (DFSOutputStream.java:createBlockOutputStream(1059))
- Exception in createBlockOutputStream
> 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.DFSOutputStream$DataStreamer.createBlockOutputStream(DFSOutputStream.java:1039)
> 	at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.setupPipelineForAppendOrRecovery(DFSOutputStream.java:939)
> 	at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:461)
> 2012-04-19 09:33:10,807 WARN  hdfs.DFSClient (DFSOutputStream.java:run(549)) - DataStreamer
Exception
> java.lang.NullPointerException
> 	at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:510)
> 2012-04-19 09:33:10,807 WARN  hdfs.DFSClient (DFSOutputStream.java:hflush(1511)) - Error
while syncing
> java.io.IOException: All datanodes 10.18.40.20:50010 are bad. Aborting...
> 	at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.setupPipelineForAppendOrRecovery(DFSOutputStream.java:908)
> 	at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:461)
> java.io.IOException: All datanodes 10.18.40.20:50010 are bad. Aborting...
> 	at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.setupPipelineForAppendOrRecovery(DFSOutputStream.java:908)
> 	at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:461)
> {noformat}

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