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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-1865) Share LeaseChecker thread among DFSClients
Date Mon, 09 May 2011 02:18:03 GMT

    [ https://issues.apache.org/jira/browse/HDFS-1865?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13030584#comment-13030584
] 

Hadoop QA commented on HDFS-1865:
---------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12478562/h1865_20110508b.patch
  against trunk revision 1100811.

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 7 new or modified tests.

    +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 (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 core unit tests:
                  org.apache.hadoop.cli.TestHDFSCLI
                  org.apache.hadoop.hdfs.TestDFSShell
                  org.apache.hadoop.hdfs.TestDFSStorageStateRecovery
                  org.apache.hadoop.hdfs.TestFileConcurrentReader

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

    +1 system test framework.  The patch passed system test framework compile.

Test results: https://builds.apache.org/hudson/job/PreCommit-HDFS-Build/468//testReport/
Findbugs warnings: https://builds.apache.org/hudson/job/PreCommit-HDFS-Build/468//artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: https://builds.apache.org/hudson/job/PreCommit-HDFS-Build/468//console

This message is automatically generated.

> Share LeaseChecker thread among DFSClients
> ------------------------------------------
>
>                 Key: HDFS-1865
>                 URL: https://issues.apache.org/jira/browse/HDFS-1865
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: hdfs client
>            Reporter: Tsz Wo (Nicholas), SZE
>            Assignee: Tsz Wo (Nicholas), SZE
>         Attachments: h1865_20110503.patch, h1865_20110504.patch, h1865_20110508.patch,
h1865_20110508b.patch
>
>
> Each {{DFSClient}} runs a {{LeaseChecker}} thread within a JVM.  The number threads could
be reduced by sharing the threads.

--
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