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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-6949) Reduces RPC packet size for primitive arrays, especially long[], which is used at block reporting
Date Mon, 21 Mar 2011 20:42:06 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-6949?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13009359#comment-13009359
] 

Hadoop QA commented on HADOOP-6949:
-----------------------------------

+1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12474048/arrayprim_v7.patch
  against trunk revision 1082788.

    +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 (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 passed core unit tests.

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

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

Test results: https://hudson.apache.org/hudson/job/PreCommit-HADOOP-Build/315//testReport/
Findbugs warnings: https://hudson.apache.org/hudson/job/PreCommit-HADOOP-Build/315//artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: https://hudson.apache.org/hudson/job/PreCommit-HADOOP-Build/315//console

This message is automatically generated.

> Reduces RPC packet size for primitive arrays, especially long[], which is used at block
reporting
> -------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-6949
>                 URL: https://issues.apache.org/jira/browse/HADOOP-6949
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: io
>    Affects Versions: 0.22.0
>            Reporter: Navis
>            Assignee: Matt Foley
>             Fix For: 0.23.0
>
>         Attachments: ObjectWritable.diff, arrayprim.patch, arrayprim_v4.patch, arrayprim_v5.patch,
arrayprim_v6.patch, arrayprim_v7.patch
>
>   Original Estimate: 10m
>  Remaining Estimate: 10m
>
> Current implementation of oah.io.ObjectWritable marshals primitive array types as general
object array ; array type string + array length + (element type string + value)*n
> It would not be needed to specify each element types for primitive arrays.

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