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https://issues.apache.org/jira/browse/HADOOP-6460?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12794149#action_12794149
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Hadoop QA commented on HADOOP-6460:
-----------------------------------
+1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12428856/hadoop-6460.6.patch
against trunk revision 893490.
+1 @author. The patch does not contain any @author tags.
+1 tests included. The patch appears to include 3 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 warnings.
+1 release audit. The applied patch does not increase the total number of
release audit warnings.
+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-h4.grid.sp2.yahoo.net/234/testReport/
Findbugs warnings:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-h4.grid.sp2.yahoo.net/234/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-h4.grid.sp2.yahoo.net/234/artifact/trunk/build/test/checkstyle-errors.html
Console output:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-h4.grid.sp2.yahoo.net/234/console
This message is automatically generated.
> Namenode runs of out of memory due to memory leak in ipc Server
> ---------------------------------------------------------------
>
> Key: HADOOP-6460
> URL: https://issues.apache.org/jira/browse/HADOOP-6460
> Project: Hadoop Common
> Issue Type: Bug
> Affects Versions: 0.20.1, 0.21.0, 0.22.0
> Reporter: Suresh Srinivas
> Assignee: Suresh Srinivas
> Priority: Blocker
> Fix For: 0.20.2, 0.21.0, 0.22.0
>
> Attachments: hadoop-6460.1.patch, hadoop-6460.5.patch,
> hadoop-6460.6.patch, hadoop-6460.patch
>
>
> Namenode heap usage grows disproportional to the number objects supports
> (files, directories and blocks). Based on heap dump analysis, this is due to
> large growth in ByteArrayOutputStream allocated in
> o.a.h.ipc.Server.Handler.run().
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