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Date: Tue, 14 Oct 2014 13:02:34 +0000 (UTC)
From: "Hadoop QA (JIRA)" <jira@apache.org>
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Subject: [jira] [Commented] (HADOOP-10846) DataChecksum#calculateChunkedSums
 not working for PPC when buffers not backed by array
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    [ https://issues.apache.org/jira/browse/HADOOP-10846?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14170881#comment-14170881 ] 

Hadoop QA commented on HADOOP-10846:
------------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12674751/HADOOP-10846-v2.patch
  against trunk revision 5faaba0.

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

    {color:red}-1 tests included{color}.  The patch doesn't appear to include any new or modified tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

    {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:red}-1 findbugs{color}.  The patch appears to introduce 2 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:green}+1 core tests{color}.  The patch passed unit tests in hadoop-common-project/hadoop-common.

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

Test results: https://builds.apache.org/job/PreCommit-HADOOP-Build/4924//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HADOOP-Build/4924//artifact/patchprocess/newPatchFindbugsWarningshadoop-common.html
Console output: https://builds.apache.org/job/PreCommit-HADOOP-Build/4924//console

This message is automatically generated.

> DataChecksum#calculateChunkedSums not working for PPC when buffers not backed by array
> --------------------------------------------------------------------------------------
>
>                 Key: HADOOP-10846
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10846
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: util
>    Affects Versions: 2.2.0, 2.3.0, 2.4.0, 2.4.1
>            Reporter: Jinghui Wang
>            Assignee: Jinghui Wang
>         Attachments: HADOOP-10846-v1.patch, HADOOP-10846-v2.patch, HADOOP-10846.patch
>
>
> Got the following exception when running Hadoop on Power PC. The implementation for computing checksum when the data buffer and checksum buffer are not backed by arrays.
> 13/09/16 04:06:57 ERROR security.UserGroupInformation: PriviledgedActionException as:biadmin (auth:SIMPLE) cause:org.apache.hadoop.ipc.RemoteException(java.io.IOException): org.apache.hadoop.fs.ChecksumException: Checksum error


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