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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-3393) TestHDFSServerPorts fails on LINUX (NFS mounted directory) and on WINDOWS
Date Thu, 15 May 2008 06:39:55 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-3393?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12597022#action_12597022

Hadoop QA commented on HADOOP-3393:

-1 overall.  Here are the results of testing the latest attachment 
  against trunk revision 656491.

    +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 tests are needed for 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 findbugs.  The patch does not introduce any new Findbugs warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit

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

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

Test results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2476/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2476/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2476/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2476/console

This message is automatically generated.

> TestHDFSServerPorts fails on LINUX (NFS mounted directory) and on WINDOWS
> -------------------------------------------------------------------------
>                 Key: HADOOP-3393
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3393
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: dfs
>    Affects Versions: 0.18.0
>         Environment: LINUX, WINDOWS
>            Reporter: lohit vijayarenu
>             Fix For: 0.18.0
>         Attachments: HADOOP-HDFSServerPorts.patch
>  HADOOP-2656  changes the way BlockScanner and BlockScannerThread are created. TestHDFSServerPorts
tries to create a DataNode object, but expects a failure while starting it. As part of creating
DataNode object we create BlockScanner object but not its corresponding BlockScannerThread
as Daemon. While in shutdown() we check if BlockScannerThread is not null, then call BlockScanner.shutdown()
to close a reference to LogFile it holds.
> Now, on NFS mount and Windows, if a reference to file remains deleting the directory
either leaves a .nfsXXXXX file or is not allowed (on windows). This was causing the test to

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