Messages in this thread | | | Date | Sat, 11 Jul 1998 21:29:40 -0400 (EDT) | From | "Richard B. Johnson" <> | Subject | Re: Future time |
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On 11 Jul 1998, H. Peter Anvin wrote:
> Followup to: <Pine.GSO.3.96.980711034638.18184A-100000@delta.ds2.pg.gda.pl> > By author: "Maciej W. Rozycki" <macro@ds2.pg.gda.pl> > In newsgroup: linux.dev.kernel > > > > > Then, the SMP machines don't use these controllers at all unless the APIC > > > is broken. > > > > But not all ia32 machines are SMP and these which are not have usually > > the onchip APIC either absent or disabled. Unfortunately... > > > > Actually, the thing to use is the cycle counter if the CPU clock is > anywhere near stable. > > -hpa But that's the point! In the near future, CPU clocks will only be stable to about 2 percent because the next cost-cutting 'comsumerish' thingy will be to replace quartz crystals with ceramic resonators.
Cheers, Dick Johnson ***** FILE SYSTEM MODIFIED ***** Penguin : Linux version 2.1.108 on an i586 machine (66.15 BogoMips). Warning : It's hard to remain at the trailing edge of technology.
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