From owner-freebsd-hackers@FreeBSD.ORG Mon Jul 17 16:25:54 2006 Return-Path: X-Original-To: freebsd-hackers@freebsd.org Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 8E4D616A4DA for ; Mon, 17 Jul 2006 16:25:54 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from server.baldwin.cx (66-23-211-162.clients.speedfactory.net [66.23.211.162]) by mx1.FreeBSD.org (Postfix) with ESMTP id 07FEA43D45 for ; Mon, 17 Jul 2006 16:25:53 +0000 (GMT) (envelope-from jhb@freebsd.org) Received: from localhost.corp.yahoo.com (john@localhost [127.0.0.1]) (authenticated bits=0) by server.baldwin.cx (8.13.4/8.13.4) with ESMTP id k6HGPijw038606; Mon, 17 Jul 2006 12:25:46 -0400 (EDT) (envelope-from jhb@freebsd.org) From: John Baldwin To: freebsd-hackers@freebsd.org Date: Mon, 17 Jul 2006 11:27:59 -0400 User-Agent: KMail/1.9.1 References: <44BB9D21.3010400@dial.pipex.com> In-Reply-To: <44BB9D21.3010400@dial.pipex.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200607171128.00303.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-2.0.2 (server.baldwin.cx [127.0.0.1]); Mon, 17 Jul 2006 12:25:49 -0400 (EDT) X-Virus-Scanned: ClamAV 0.87.1/1600/Sat Jul 15 11:03:46 2006 on server.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-4.4 required=4.2 tests=ALL_TRUSTED,BAYES_00 autolearn=ham version=3.1.0 X-Spam-Checker-Version: SpamAssassin 3.1.0 (2005-09-13) on server.baldwin.cx Cc: Alex Zbyslaw Subject: Re: [Fwd: Interrupts question] X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 17 Jul 2006 16:25:54 -0000 On Monday 17 July 2006 10:22, Alex Zbyslaw wrote: > No responses from questions@. Anyone here understand what's going on? > Thanks]. > __ > I was monitoring a machine with "systat -vmstat" and noticed something > about the interrupts and I don't know if it's a problem or not. If it > is a problem, is there anything I can do about it? > > The interrupts for the network interface (em0) on irq 64 exactly match > those for a uhc device on irq 16. > > And the interrupts for the hardware raid (amr) on irq 46 exactly match > those for a uhc device on irq 18. > > The machine is a Dell 2850 running 5.4. Relevant bits from the dmesg are: FAQ. It's due to brain damage in the Intel PCIX hubs and can't be fixed directly. -- John Baldwin