On 4/9/06, David Laight <david@l8s.co.uk> wrote:
> I'm doing some experiments using the cpu's cycle-counter to count
> the time spent inside system calls (per system call).
> This works, and gives some quite informative numbers...

David,

I'm not sure if you've seen this.

http://people.freebsd.org/~jkoshy/projects/perf-measurement/

Hope its helpfull.

--
~Cherry