JVM Heap Tuning

I am going to just compile a list of urls that refer to JVM tuning.

1. 
   Java Forums - Large JVM heap sizes under windows xp?
   


2. 
   Change JDK DLL rebasing on win32 to allow larger maximum heap
   

Look at the following article that talks on JVM Stack/Heap based allocation plus threadlocal allocation etc in this nice article:

3. 
   JVM Performance