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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-10846) DataChecksum#calculateChunkedSums not working for PPC when buffers not backed by array
Date Mon, 06 Oct 2014 17:23:34 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-10846?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14160532#comment-14160532

Hadoop QA commented on HADOOP-10846:

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  against trunk revision ed841dd.

    {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
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

    {color:red}-1 javac{color:red}.  The patch appears to cause the build to fail.

Console output: https://builds.apache.org/job/PreCommit-HADOOP-Build/4867//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.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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