You might want to look into using the real time clock (/dev/rtc) make sure you have support compiled into your kernel. (search google for how to use it) On Fri, Aug 30, 2002 at 07:49:41PM -0500, Mike Bresnahan wrote: > Thanks, Chris. My concern with using gettimeofday() is that I don't want to > pay the performance cost of doing a timezone calculation. In fact I don't > require the real time. I simply want to measure the elapsed time of an > operation. A simple counter running at the clock frequency of the processor > would suffice; as long as I can also determine the clock frequency. I > understand that the pentium processor has such a function and it requires > only a small amount of assembly code to access it, however I'd prefer to not > write the assembly code if I don't have to. > > Mike -- Matthew S. Hallacy FUBAR, LART, BOFH Certified http://www.poptix.net GPG public key 0x01938203