|| at Sep 15, 2009 at 2:35 am
For streaming, you just need enough space to the run the child that forks
and handles the streaming mapper/reducer and enough space to handle sorting
the date with out the task getting stuck in GC hell.
On Fri, Sep 11, 2009 at 12:30 PM, Mayuran Yogarajah wrote:
Is there any sense in setting mapred.child.java.opts to a high value
if all we're using is Hadoop streaming ? We've set it to 512MB but
I don't know if it even matters..
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