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From "Radim Kolar (Created) (JIRA)" <j...@apache.org>
Subject [jira] [Created] (MAPREDUCE-3968) add support for getNumMapTasks() into mapreduce JobContext
Date Sun, 04 Mar 2012 19:56:59 GMT
add support for getNumMapTasks() into mapreduce JobContext
----------------------------------------------------------

                 Key: MAPREDUCE-3968
                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3968
             Project: Hadoop Map/Reduce
          Issue Type: Improvement
          Components: mrv1
    Affects Versions: 0.22.0
         Environment: hadoop 0.22
            Reporter: Radim Kolar
            Priority: Minor


In old mapred api there was way to query number of mappers:

job.getNumMapTasks())

No such function exists in new mapreduce api

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