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From Tamas Jambor <>
Subject Re: mapreduce memory issues
Date Wed, 05 May 2010 22:37:46 GMT
just one more question on this. It looks like the algorithm overrides 
the default values for and mapred.reduce.tasks. how did 
you decide on those? it doesn't look optimal.
For example for job 
it sets to 145 and mapred.reduce.tasks to just 1...

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