From owner-freebsd-stable@FreeBSD.ORG Mon Nov 7 12:05:04 2005 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 6162B16A41F for ; Mon, 7 Nov 2005 12:05:04 +0000 (GMT) (envelope-from nike_d@cytexbg.com) Received: from mail.interbgc.com (mx04.interbgc.com [217.9.224.231]) by mx1.FreeBSD.org (Postfix) with SMTP id 5AAEA43D7E for ; Mon, 7 Nov 2005 12:04:55 +0000 (GMT) (envelope-from nike_d@cytexbg.com) Received: (qmail 77058 invoked from network); 7 Nov 2005 12:04:54 -0000 Received: from nike_d@cytexbg.com by keeper.interbgc.com by uid 1002 with qmail-scanner-1.14 (uvscan: v4.2.40/v4374. spamassassin: 2.63. Clear:SA:0(-2.5/8.0):. Processed in 2.353027 secs); 07 Nov 2005 12:04:54 -0000 X-Spam-Status: No, hits=-2.5 required=8.0 Received: from 213-240-205-57.1697748.ddns.cablebg.net (HELO tormentor.totalterror.net) (213.240.205.57) by mx04.interbgc.com with SMTP; 7 Nov 2005 12:04:51 -0000 Received: (qmail 34987 invoked from network); 7 Nov 2005 12:04:50 -0000 Received: from qmail by qscan (mail filter); 7 Nov 2005 12:04:50 +0000 Received: from unknown (HELO ?10.0.0.3?) (ndenev@10.0.0.3) by tormentor.totalterror.net with (DHE-RSA-AES256-SHA encrypted) SMTP; 7 Nov 2005 12:04:50 -0000 Message-ID: <436F42E1.2000904@cytexbg.com> Date: Mon, 07 Nov 2005 14:04:49 +0200 From: Niki Denev User-Agent: Mozilla Thunderbird 1.0.2 (Windows/20050317) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Stephen Montgomery-Smith References: <436E67F0.9050409@math.missouri.edu> <436EA824.5030106@tirloni.org> <436EB845.8080907@math.missouri.edu> In-Reply-To: <436EB845.8080907@math.missouri.edu> X-Enigmail-Version: 0.92.1.0 OpenPGP: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: freebsd-stable@freebsd.org, "Giovanni P. Tirloni" Subject: Re: kernel: calcru: runtime 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: Mon, 07 Nov 2005 12:05:04 -0000 Stephen Montgomery-Smith wrote: > Giovanni P. Tirloni wrote: > >> Try this, >> >> http://www.freebsd.org/doc/en/books/faq/book.html#CALCRU-NEGATIVE > > > Thank you. I must admit that I missed this. Unfortunately all the > suggestions in this FAQ seem to be out of date - none of the suggested > sysctls or kernel config options seem to apply to FreeBSD 6. > > Stephen I have the same problem after the switch to 6.0 from 5.4 : http://lists.freebsd.org/pipermail/freebsd-stable/2005-November/019171.html I've set the kern.timecounter sysctl to i8254 as suggested by Joseph Koshy. Now it seems that i get these messages rarely, maybe onece a day. Before this i get maybe 4-5 daily. Now it clearly looks that this has something to do with excessive thread usage. --niki