Agree with Rajkumar Balakrishna on this thread about duplicate posts. I shall have to close one of the duplicates, difficult to be sure which, but I think you have got slightly more of an answer on the other thread, so this thread goes.
I agree. Here's the link: http://ej-technologies/jprofiler - if it wasn't for jprofiler, we would need to
run our stuff on 16 servers instead of 3.