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From "Ayappan (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-10846) DataChecksum#calculateChunkedSums not working for PPC when buffers not backed by array
Date Tue, 17 Feb 2015 09:01:14 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-10846?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14323956#comment-14323956
] 

Ayappan commented on HADOOP-10846:
----------------------------------

Any update on this ?

> 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: 2.4.1, 2.5.2
>         Environment: PowerPC platform
>            Reporter: Jinghui Wang
>            Assignee: Jinghui Wang
>         Attachments: HADOOP-10846-v1.patch, HADOOP-10846-v2.patch, HADOOP-10846-v3.patch,
HADOOP-10846-v4.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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