My hosting provider is limit the memory usage of each process to 10mb. Is there any way i can over come this? I am getting int server 500 error because my processes are getting kill. i think the prob is because MT tries to do a lot of things in one process.

So any help?

You might want to take a look at this article to see if some of the tips in there can help your situation:
http://www.sixapart.com/movabletype/kb/reb...lds_take_t.html