-Re: Number of map tasks spawned
Hemanth Yamijala 2010-04-27, 12:01
On Sun, Apr 25, 2010 at 4:28 PM, Praveen Sripati
<[EMAIL PROTECTED]> wrote:
> The MapReduce tutorial specifies that
>>> The Hadoop Map/Reduce framework spawns one map task for each InputSplit
>>> generated by the InputFormat for the job.
> But, the mapred.map.tasks definition is
>>> The default number of map tasks per job. Ignored when mapred.job.tracker
>>> is "local".
> So, is the number of map tasks spawned based on the number of InputSplits
> generated or based on the mapred.map.tasks value specified in the
> configuration file?