Memory usage

[Yaogeng Cheng]

Hi:
 
I am using TomCat version 3.2.1 in Linux, and I found there are a lot of
java apps running after I started the tomcat. They used a lot of memory.
Does newer version TomCat use much less memory than 3.2.1. If there is,
which version should I use?
 
Thanks, 
 
Yaogeng