From owner-freebsd-arch Thu May 17 1: 6:42 2001 Delivered-To: freebsd-arch@freebsd.org Received: from mass.dis.org (mass.dis.org [216.240.45.41]) by hub.freebsd.org (Postfix) with ESMTP id AF99537B422; Thu, 17 May 2001 01:06:38 -0700 (PDT) (envelope-from msmith@mass.dis.org) Received: from mass.dis.org (localhost [127.0.0.1]) by mass.dis.org (8.11.3/8.11.3) with ESMTP id f4H8DhE01424; Thu, 17 May 2001 01:13:44 -0700 (PDT) (envelope-from msmith@mass.dis.org) Message-Id: <200105170813.f4H8DhE01424@mass.dis.org> X-Mailer: exmh version 2.1.1 10/15/1999 To: Bruce Evans Cc: freebsd-questions@FreeBSD.ORG, arch@FreeBSD.ORG Subject: Re: Gettimeofday Again... In-reply-to: Your message of "Thu, 17 May 2001 17:44:28 +1000." Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Thu, 17 May 2001 01:13:43 -0700 From: Mike Smith Sender: owner-freebsd-arch@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > > 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 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message