On Mon, 8 Feb 2010 17:15:54 -0800 (PST), Krist <krislioe@gmail.com>
wrote, quoted or indirectly quoted someone who said :

>How can I also tune the 'memory for internal stuff' usage ?

see http://mindprod.com/jgloss/javaexe.html
for some of the parameters you can tweak.
Follow links to some even more esoteric ones.

You can also use Jet which adjusts memory usage as it runs in some
intelligent way.
see http://mindprod.com/jgloss/jet.html
--
Roedy Green Canadian Mind Products
http://mindprod.com

Every compilable program in a sense works. The problem is with your unrealistic expections on what it will do.