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https://issues.apache.org/jira/browse/MAPREDUCE-649?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12757063#action_12757063
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Hudson commented on MAPREDUCE-649:
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Integrated in Hadoop-Mapreduce-trunk-Commit #49 (See
[http://hudson.zones.apache.org/hudson/job/Hadoop-Mapreduce-trunk-Commit/49/])
. Validate a copy by comparing the source and destination
checksums in distcp. Also adds an intra-task retry mechanism for errors
detected during the copy. Contributed by Ravi Gummadi
> distcp should validate the data copied
> --------------------------------------
>
> Key: MAPREDUCE-649
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-649
> Project: Hadoop Map/Reduce
> Issue Type: Improvement
> Components: distcp
> Reporter: Ravi Gummadi
> Assignee: Ravi Gummadi
> Fix For: 0.21.0
>
> Attachments: d_verify.patch, d_verify649.patch, d_verify649.v1.patch
>
>
> distcp should validate the files copied by checking the checksums, if the
> filesystem supports checksums.
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