osx has the really powerful dtrace/ktrace/dtruss tools - however i\'m not willing to invest the time necessary to learn dealing with them right now.
what\'s the easi
you don't need to learn dtrace to use it. there are quite a few dtrace scripts that come with OSX. To see an (incomplete) list:
man -k dtrace
In your case dapptrace might do the job.
dapptrace