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This is in RHEL 5.0 and AIX 5.3

This is in AIX 5.3  I have WebSpehe running on that box..When I do pe -ef | grep java  i see the process running ..Myquestion is how does it work for one process the pid is three digit like 981 and for the process the pid number is 456831..This is just an example just wanted to know is there any difference of a pid with three digit and the other if yes what is the difference and also wants to know where does the pid gets genetared from when we start the application which file does it refer too
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Tintin

There's no difference between a 3 digit PID and any other PID (apart from PID 1).

PID's are generally allocated on a sequential basis, so any PID's with lower numbers are created earlier on than PID's with larger numbers.

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Thanks Tintin and WMP just wanted to get some knowledge on it.
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efas
I think aixtutorial must have accidentally hit the wrong button.