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From "Hadoop QA (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-3991) Streaming FAQ has some wrong instructions about input files splitting
Date Fri, 09 Mar 2012 21:22:58 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-3991?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13226478#comment-13226478
] 

Hadoop QA commented on MAPREDUCE-3991:
--------------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12517787/MAPREDUCE-3991.patch
  against trunk revision .

    +1 @author.  The patch does not contain any @author tags.

    +0 tests included.  The patch appears to be a documentation patch that doesn't require
tests.

    -1 patch.  The patch command could not apply the patch.

Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/2031//console

This message is automatically generated.
                
> Streaming FAQ has some wrong instructions about input files splitting
> ---------------------------------------------------------------------
>
>                 Key: MAPREDUCE-3991
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3991
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>          Components: documentation
>    Affects Versions: 0.23.0
>            Reporter: Harsh J
>            Assignee: Harsh J
>            Priority: Trivial
>         Attachments: MAPREDUCE-3991.patch, MAPREDUCE-3991.patch
>
>
> Steaming docs say, at: http://hadoop.apache.org/common/docs/current/streaming.html#How+do+I+process+files%2C+one+per+map%3F
> "Generate a file containing the full HDFS path of the input files. Each map task would
get one file name as input."
> This is incorrect, as a file isn't split by lines, rather by size - for MR.

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