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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-10882) Move DirectBufferPool into common util
Date Wed, 23 Jul 2014 05:00:41 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-10882?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14071369#comment-14071369
] 

Hadoop QA commented on HADOOP-10882:
------------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12657253/hadoop-10882.txt
  against trunk revision .

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:green}+1 tests included{color}.  The patch appears to include 1 new or modified
test files.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 javadoc{color}.  There were no new javadoc warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version
2.0.3) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:red}-1 core tests{color}.  The patch failed these unit tests in hadoop-common-project/hadoop-common
hadoop-hdfs-project/hadoop-hdfs:

                  org.apache.hadoop.ipc.TestIPC
                  org.apache.hadoop.hdfs.server.namenode.ha.TestPipelinesFailover

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-HADOOP-Build/4344//testReport/
Console output: https://builds.apache.org/job/PreCommit-HADOOP-Build/4344//console

This message is automatically generated.

> Move DirectBufferPool into common util
> --------------------------------------
>
>                 Key: HADOOP-10882
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10882
>             Project: Hadoop Common
>          Issue Type: Task
>          Components: util
>    Affects Versions: 2.6.0
>            Reporter: Todd Lipcon
>            Assignee: Todd Lipcon
>            Priority: Minor
>         Attachments: hadoop-10882.txt
>
>
> MAPREDUCE-2841 uses a direct buffer pool to pass data back and forth between native and
Java code. The branch has an implementation which appears to be derived from the one in HDFS.
Instead of copy-pasting, we should move the HDFS DirectBufferPool into Common so that MR can
make use of it.



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