For getting dtrace-like traces under Linux I strongly suggest getting oprofile (http://oprofile.sourceforge.net/news/ http://oprofile.sourceforge.net/news/) wor

For getting dtrace-like traces under Linux I strongly suggest getting oprofile (http://oprofile.sourceforge.net/news/ http://oprofile.sourceforge.net/news/) working on your target machine. I've used it on a PPC embedded board and it worked wonderfully. Do not optimize that which you have not measured.