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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-6577) IPC server response buffer reset threshold should be configurable
Date Sat, 20 Feb 2010 00:42:27 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-6577?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12836069#action_12836069
] 

Hadoop QA commented on HADOOP-6577:
-----------------------------------

+1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12436407/hadoop-6577.3.patch
  against trunk revision 911748.

    +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-h1.grid.sp2.yahoo.net/17/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-h1.grid.sp2.yahoo.net/17/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-h1.grid.sp2.yahoo.net/17/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-h1.grid.sp2.yahoo.net/17/console

This message is automatically generated.

> IPC server response buffer reset threshold should be configurable
> -----------------------------------------------------------------
>
>                 Key: HADOOP-6577
>                 URL: https://issues.apache.org/jira/browse/HADOOP-6577
>             Project: Hadoop Common
>          Issue Type: Bug
>    Affects Versions: 0.22.0
>            Reporter: Suresh Srinivas
>            Assignee: Suresh Srinivas
>             Fix For: 0.22.0
>
>         Attachments: hadoop-6577.1.patch, hadoop-6577.2.patch, hadoop-6577.2.patch, hadoop-6577.2.rel20.patch,
hadoop-6577.3.patch, hadoop-6577.patch
>
>
> In HDFS-6460, the response buffers in o.a.h.ipc.Server.Handler was reset when the buffer
grows beyond max size of 1MB. This frees heap from large responses occupying it. This max
response size limit should be configurable. Details in subsequent comment.  

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