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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-3833) TestDFSShell fails on Windows due to file concurrent read write
Date Thu, 30 Aug 2012 21:34:08 GMT

    [ https://issues.apache.org/jira/browse/HDFS-3833?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13445315#comment-13445315
] 

Hadoop QA commented on HDFS-3833:
---------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12543138/HDFS-3833.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 appears to introduce 1 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 unit tests in hadoop-hdfs-project/hadoop-hdfs:

                  org.apache.hadoop.hdfs.TestHftpDelegationToken
                  org.apache.hadoop.hdfs.server.namenode.metrics.TestNameNodeMetrics
                  org.apache.hadoop.hdfs.server.datanode.TestBPOfferService
                  org.apache.hadoop.hdfs.TestPersistBlocks

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

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/3126//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HDFS-Build/3126//artifact/trunk/patchprocess/newPatchFindbugsWarningshadoop-hdfs.html
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/3126//console

This message is automatically generated.
                
> TestDFSShell fails on Windows due to file concurrent read write
> ---------------------------------------------------------------
>
>                 Key: HDFS-3833
>                 URL: https://issues.apache.org/jira/browse/HDFS-3833
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: test
>    Affects Versions: 3.0.0, 1-win
>            Reporter: Brandon Li
>            Assignee: Brandon Li
>         Attachments: HDFS-3833.branch-1-win.patch, HDFS-3833.patch
>
>
> TestDFSShell sometimes fails due to the race between the write issued by the test and
blockscanner. Example stack trace:
> {noformat}
> Error Message
> c:\A\HM\build\test\data\dfs\data\data1\current\blk_-7735708801221347790 (The requested
operation cannot be performed on a file with a user-mapped section open)
> Stacktrace
> java.io.FileNotFoundException: c:\A\HM\build\test\data\dfs\data\data1\current\blk_-7735708801221347790
(The requested operation cannot be performed on a file with a user-mapped section open)
> 	at java.io.FileOutputStream.open(Native Method)
> 	at java.io.FileOutputStream.<init>(FileOutputStream.java:194)
> 	at java.io.FileOutputStream.<init>(FileOutputStream.java:145)
> 	at java.io.PrintWriter.<init>(PrintWriter.java:218)
> 	at org.apache.hadoop.hdfs.TestDFSShell.corrupt(TestDFSShell.java:1133)
> 	at org.apache.hadoop.hdfs.TestDFSShell.testGet(TestDFSShell.java:1231)
> {noformat}

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