On Wed, Nov 12, 2003 at 09:22:00PM +0100, John Hearns wrote: Hi John, > I note though that the oprofile module is built into > the 2.4.22-1.2115.nptlsmp kernel only - the uniprocessor one > hasn't got it. Anyone know why? Not looking to point fingers, > just curious as there might be an interesting reason. historical reasons. Enabling UP-APIC has caused problems for many systems in the past. Maybe for FC2 we can run a beta with it on, and DMI blacklist any bad eggs, and see how far that gets us. FWIW, I miss oprofile on UP too 8-) Dave