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From "Arun C Murthy (JIRA)" <j...@apache.org>
Subject [jira] Updated: (MAPREDUCE-2146) Raid should not affect access time of a source file
Date Wed, 08 Dec 2010 06:21:02 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-2146?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Arun C Murthy updated MAPREDUCE-2146:
-------------------------------------

    Component/s: contrib/raid

> 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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