hadoop-mapreduce-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Scott Chen (JIRA)" <j...@apache.org>
Subject [jira] Commented: (MAPREDUCE-2248) DistributedRaidFileSystem should unraid only the corrupt block
Date Mon, 10 Jan 2011 23:11:46 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-2248?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12979838#action_12979838
] 

Scott Chen commented on MAPREDUCE-2248:
---------------------------------------

+1 Looks good

> DistributedRaidFileSystem should unraid only the corrupt block
> --------------------------------------------------------------
>
>                 Key: MAPREDUCE-2248
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2248
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>            Reporter: Ramkumar Vadali
>            Assignee: Ramkumar Vadali
>         Attachments: MAPREDUCE-2248.1.patch, MAPREDUCE-2248.patch
>
>
> DistributedRaidFileSystem unraids the entire file if it hits a corrupt block. It is better
to unraid just the corrupt block and use the rest of the file as normal. This becomes really
important when we have tera-byte sized files.

-- 
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.


Mime
View raw message