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From "Harsh J Chouraria (JIRA)" <j...@apache.org>
Subject [jira] Updated: (MAPREDUCE-1996) API: Reducer.reduce() method detail misstatement
Date Thu, 20 Jan 2011 17:43:44 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-1996?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Harsh J Chouraria updated MAPREDUCE-1996:
-----------------------------------------

    Fix Version/s:     (was: 0.20.2)
                   0.22.0
     Release Note: Fix a misleading documentation note about the usage of Reporter objects
in Reducers.
           Status: Patch Available  (was: Open)

Patch is available for this trivial doc-fix.

> API: Reducer.reduce() method detail misstatement
> ------------------------------------------------
>
>                 Key: MAPREDUCE-1996
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1996
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: documentation
>         Environment: Seen in Hadoop 0.20.2 API and Hadoop 0.19.x API
>            Reporter: Glynn Durham
>            Priority: Trivial
>             Fix For: 0.22.0
>
>         Attachments: MAPREDUCE-1996.r1.diff
>
>   Original Estimate: 0.08h
>  Remaining Estimate: 0.08h
>
> method detail for Reducer.reduce() method has paragraph starting:
> "Applications can use the Reporter  provided to report progress or just indicate that
they are alive. In scenarios where the application takes an insignificant amount of time to
process individual key/value pairs, this is crucial since the framework might assume that
the task has timed-out and kill that task. "
> s/an insignificant amount of time/a significant amount of time/

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