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Posted to mapreduce-issues@hadoop.apache.org by "Hudson (JIRA)" <ji...@apache.org> on 2011/04/07 17:42:23 UTC

[jira] [Commented] (MAPREDUCE-2146) Raid should not affect access time of a source file

    [ https://issues.apache.org/jira/browse/MAPREDUCE-2146?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13016974#comment-13016974 ] 

Hudson commented on MAPREDUCE-2146:
-----------------------------------

Integrated in Hadoop-Mapreduce-trunk #643 (See [https://hudson.apache.org/hudson/job/Hadoop-Mapreduce-trunk/643/])
    

> Raid should not affect access time of a source file
> ---------------------------------------------------
>
>                 Key: MAPREDUCE-2146
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2146
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: contrib/raid
>            Reporter: Ramkumar Vadali
>            Assignee: Ramkumar Vadali
>            Priority: Minor
>             Fix For: 0.22.0
>
>         Attachments: MAPREDUCE-2146.2.patch, MAPREDUCE-2146.patch
>
>
> After a file is read for creating a raid parity file, the access time should be set back to the value before the read. The read by RAID code is not an application read and should not affect the access time.

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