From owner-freebsd-stable@FreeBSD.ORG Wed Apr 16 03:52:40 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E17FA106564A; Wed, 16 Apr 2008 03:52:40 +0000 (UTC) (envelope-from ler@lerctr.org) Received: from thebighonker.lerctr.org (thebighonker.lerctr.org [192.147.25.65]) by mx1.freebsd.org (Postfix) with ESMTP id BF9168FC1A; Wed, 16 Apr 2008 03:52:40 +0000 (UTC) (envelope-from ler@lerctr.org) Received: from thebighonker.lerctr.org ([192.147.25.65]:50687) by thebighonker.lerctr.org with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.69 (FreeBSD)) (envelope-from ) id 1JlyhK-000E5T-KA; Tue, 15 Apr 2008 22:52:40 -0500 Date: Tue, 15 Apr 2008 22:52:32 -0500 (CDT) From: Larry Rosenman To: Jeremy Chadwick In-Reply-To: <20080415142034.GA80792@eos.sc1.parodius.com> Message-ID: <20080415225159.R54132@thebighonker.lerctr.org> References: <00df01c89ef8$9733c6d0$c59b5470$@org> <20080415141138.GA33154@mail.scottro.net> <20080415142034.GA80792@eos.sc1.parodius.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Spam-Score: -4.4 (----) X-LERCTR-Spam-Score: -4.4 (----) X-Spam-Report: SpamScore (-4.4/5.0) ALL_TRUSTED=-1.8,BAYES_00=-2.599 X-LERCTR-Spam-Report: SpamScore (-4.4/5.0) ALL_TRUSTED=-1.8,BAYES_00=-2.599 DomainKey-Status: no signature Cc: freebsd-stable@freebsd.org Subject: Re: calcru: time went backwards X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 16 Apr 2008 03:52:41 -0000 On Tue, 15 Apr 2008, Jeremy Chadwick wrote: > On Tue, Apr 15, 2008 at 10:11:38AM -0400, Scott Robbins wrote: >> On Tue, Apr 15, 2008 at 07:59:40AM -0500, Larry Rosenman wrote: >>> I thought this was gone, but on a kernel from Saturday I'm seeing a bunch of >>> these: >> >> This one is covered in the FAQ in the troubleshooting section, 5.19. > > And what the FAQ doesn't cover is here: > > http://wiki.freebsd.org/JeremyChadwick/Commonly_reported_issues > > * EIST (Intel SpeedStep) incompatibilities with Supermicro PDSMI+ motherboards (and possibly others) > * Symptom: kernel outputs messages like kernel: calcru: negative runtime of -XXXXX usec for pid XX > * Workaround: Disable the EIST feature in the BIOS. You can still achieve ACPI-based processor > frequency throttling by using powerd(8). > * Reference: http://lists.freebsd.org/pipermail/freebsd-questions/2006-October/133253.html > > What I find interesting is I hadn't seen these until this kernel update :( Thanks for the info, however. -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 512-248-2683 E-Mail: ler@lerctr.org US Mail: 430 Valona Loop, Round Rock, TX 78681-3893