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MapReduce, mail # user - mapred.min.split.size


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Re: mapred.min.split.size
Marcos Ortiz 2011-03-18, 20:12
El 3/18/2011 3:54 PM, Pedro Costa escribi�:
> Hi
>
> What's the purpose of the parameter "mapred.min.split.size"?
>
> Thanks,
>    
There are many parameters that control the number of map tasks for a
Job, and mapred.min.split.size controls the minimun size of a split.
Other parameters are:
- mapreduce.map.tasks: The suggested number of map tasks
- dfs.block.size: the file system block size in bytes of the input file

Regards

--
Marcos Lu�s Ort�z Valmaseda
  Software Engineer
  Universidad de las Ciencias Inform�ticas
  Linux User # 418229

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