From owner-freebsd-stable@FreeBSD.ORG Sun Oct 14 21:06:40 2007 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 B9AB316A418 for ; Sun, 14 Oct 2007 21:06:40 +0000 (UTC) (envelope-from nate@root.org) Received: from root.org (root.org [67.118.192.226]) by mx1.freebsd.org (Postfix) with ESMTP id 92C5013C47E for ; Sun, 14 Oct 2007 21:06:40 +0000 (UTC) (envelope-from nate@root.org) Received: (qmail 32127 invoked from network); 14 Oct 2007 21:06:41 -0000 Received: from ppp-71-139-1-224.dsl.snfc21.pacbell.net (HELO ?10.0.0.15?) (nate-mail@71.139.1.224) by root.org with ESMTPA; 14 Oct 2007 21:06:41 -0000 Message-ID: <471284F7.7020503@root.org> Date: Sun, 14 Oct 2007 14:07:03 -0700 From: Nate Lawson User-Agent: Thunderbird 2.0.0.6 (Windows/20070728) MIME-Version: 1.0 To: Abdullah Ibn Hamad Al-Marri References: <58790.8375.qm@web33704.mail.mud.yahoo.com> In-Reply-To: <58790.8375.qm@web33704.mail.mud.yahoo.com> X-Enigmail-Version: 0.95.3 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Peter Jeremy , freebsd-acpi@freebsd.org, freebsd-stable@freebsd.org Subject: Re: FreeBSD 7.0 interrupt storm with irq0: clk 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: Sun, 14 Oct 2007 21:06:40 -0000 Abdullah Ibn Hamad Al-Marri wrote: > On 2007-Oct-14 15:36:39 +0300, Abdullah Ibn Hamad Al-Marri > wrote: >> On 10/13/07, Nate Lawson wrote: >>> Rolf Witt wrote: >>>> Abdullah Ibn Hamad Al-Marri schrieb: >>>>> Hello, >>>>> >>>>> I'm getting interrupt storm lately. > ... >> But still same issue with irq0: clk but less now. >> >> IM# vmstat -i >> interrupt total rate >> irq0: clk 37009569 1000 > >> So far, you haven't provided any evidence of any "interrupt storm" or >> how it might be related to acpi. And 7.0 isn't stable yet. > >> The default HZ is 1000 so unless you explicitly change it in your >> kernel config, you should have 1000 clock interrupts/sec. > > Actually no more interrupt after I added these options back to my kernel while it's UP not SMP, and vmstat output has changed totally. > > # To make an SMP kernel, the next two lines are needed > options SMP # Symmetric MultiProcessor Kernel > device apic # I/O APIC > > IM# vmstat -i > interrupt total rate > irq14: ata0 4837 0 > irq23: fxp0 2203298 86 > cpu0: timer 50755929 1999 > Total 52964064 2086 > > I even don't see irq0 in vmstat at all. > > Any hints? All you did was enable the lapic timer. I'm sorry that I don't have time to explain all the PC stuff to you, just stick with GENERIC and you'll be fine. -- Nate