On Thu, 25 Nov 2004 16:19:02 +0900, Rob <spamrefuse at yahoo.com> wrote: > > time(minutes) * speed(MHz) * nproc / 1000 MHz Looking at your examples, it seems you divide by 1e5, not by 1000. In other words, buildworld is CPU bound and takes about 6e12 clock cycles. Use -j<nproc>. Nick B