From owner-freebsd-stable@FreeBSD.ORG Wed Mar 19 17:53:41 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 48EB5106566B for ; Wed, 19 Mar 2008 17:53:41 +0000 (UTC) (envelope-from olli@lurza.secnetix.de) Received: from lurza.secnetix.de (unknown [IPv6:2a01:170:102f::2]) by mx1.freebsd.org (Postfix) with ESMTP id BCEF98FC17 for ; Wed, 19 Mar 2008 17:53:40 +0000 (UTC) (envelope-from olli@lurza.secnetix.de) Received: from lurza.secnetix.de (localhost [127.0.0.1]) by lurza.secnetix.de (8.14.1/8.14.1) with ESMTP id m2JHrd99092584; Wed, 19 Mar 2008 18:53:39 +0100 (CET) (envelope-from oliver.fromme@secnetix.de) Received: (from olli@localhost) by lurza.secnetix.de (8.14.1/8.14.1/Submit) id m2JHraI5092556; Wed, 19 Mar 2008 18:53:36 +0100 (CET) (envelope-from olli) Date: Wed, 19 Mar 2008 18:53:36 +0100 (CET) Message-Id: <200803191753.m2JHraI5092556@lurza.secnetix.de> From: Oliver Fromme To: freebsd-stable@FreeBSD.ORG, root@ha-web1.hockeyarena.net In-Reply-To: <669936444.20080319100148@rulez.sk> X-Newsgroups: list.freebsd-stable User-Agent: tin/1.8.3-20070201 ("Scotasay") (UNIX) (FreeBSD/6.2-STABLE-20070808 (i386)) MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-2.1.2 (lurza.secnetix.de [127.0.0.1]); Wed, 19 Mar 2008 18:53:39 +0100 (CET) Cc: Subject: Re: Weird system cpu usage X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: freebsd-stable@FreeBSD.ORG, root@ha-web1.hockeyarena.net List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 19 Mar 2008 17:53:41 -0000 Charlie Root wrote: > [...] It's preferable to send mail as a real user, not as root, for various reasons. > I have to report, that I have a very strange cpu usage by system (as > the `top' reports). You haven't mentioned what exactly you think is strange in your top(1) output. I think it looks pretty normal under the given circumstances. > root@[ha-web1 ~]# vmstat -i > interrupt total rate > irq1: atkbd0 12 0 > irq16: ohci0 1 0 > irq17: ohci1 ohci3 1 0 > irq18: ohci2 ohci4 1 0 > irq20: em0 86255835 1361 > irq22: em1 atapci0 18611379049 293795 Now that looks unusual indeed. Do you get that rate on irq22 right after boot, before the services have started? It looks like either hardware or driver problems. Do you have polling enabled on em1? Best regards Oliver -- Oliver Fromme, secnetix GmbH & Co. KG, Marktplatz 29, 85567 Grafing b. M. Handelsregister: Registergericht Muenchen, HRA 74606, Geschäftsfuehrung: secnetix Verwaltungsgesellsch. mbH, Handelsregister: Registergericht Mün- chen, HRB 125758, Geschäftsführer: Maik Bachmann, Olaf Erb, Ralf Gebhart FreeBSD-Dienstleistungen, -Produkte und mehr: http://www.secnetix.de/bsd "Being really good at C++ is like being really good at using rocks to sharpen sticks." -- Thant Tessman