Date: Thu, 17 May 2001 01:13:43 -0700 From: Mike Smith <msmith@freebsd.org> To: Bruce Evans <bde@zeta.org.au> Cc: freebsd-questions@FreeBSD.ORG, arch@FreeBSD.ORG Subject: Re: Gettimeofday Again... Message-ID: <200105170813.f4H8DhE01424@mass.dis.org> In-Reply-To: Your message of "Thu, 17 May 2001 17:44:28 %2B1000." <Pine.BSF.4.21.0105171727150.15884-100000@besplex.bde.org>
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> > I don't change the timercounter method defaults, and I sure hope you
> > aren't advocating that people change their timecounter defaults. If
> > the TSC is a reasonable default, the system should figure it out and
> > use it without requiring intervention.
>
> It's only a reasonable default if apm (or possibly acpica) is configured
> (and used).
The TSC is never a reasonable default; there is no good way to be certain
that the TSC is and/or will remain stable. Even with ACPI, you can't be
entirely sure.
(Modulo Peter's comments about new P4 features, which I have not
investigated yet.)
--
... every activity meets with opposition, everyone who acts has his
rivals and unfortunately opponents also. But not because people want
to be opponents, rather because the tasks and relationships force
people to take different points of view. [Dr. Fritz Todt]
V I C T O R Y N O T V E N G E A N C E
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