Error: Java Heap space

[Ranjini Rathinam]

Hi,

While excuting the word count mapreduce program , input  file is 95.2 MB.
the error occures like this "  Error: Java Heap space"

I have added -D mapred.child.java.opts=Xmx4096M in runtime also,

but the error has not solve .

In code also i have written conf.mapred.map.java.task=Xmx512M

for both mapper and reducer but still the error has not been fixed.

Please help to fix the error ASAP.

Thanks in advance.

Ranjini.R