How to reduce the size or avoiding out of memory error?

[rajeshkumarmsc]

HI all i m rajesh kumar..

I have one problem..

my scenario is i m reading one excel file by using POI API....
When i m trying to load the excel file with large amount of the data...i m facing out of memory errror....but i increased the heap size....but it
doesnt works....

Now i need to reduce the size for the excel file. by java code...can any one help me...Thanks in advance

[Seemster]

increase the heap size by passing in the parameters to the JVM

-Xms256m
-Xmx512m
-XX:PermSize=64M
-XX:MaxPermSize=1000M

[nagesh]

I know this settings, but where is the place to pass this options...
-Xms256m
-Xmx512m
-XX:PermSize=64M
-XX:MaxPermSize=1000M

please mention the full command to supply the above parametets
nagesh

[JavaBean]

Try like this:

Code:

java -Xms256m yourClass.class