From owner-freebsd-stable@FreeBSD.ORG Mon Sep 19 19:29:57 2011 Return-Path: Delivered-To: stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 139D9106567C for ; Mon, 19 Sep 2011 19:29:57 +0000 (UTC) (envelope-from marius@alchemy.franken.de) Received: from alchemy.franken.de (alchemy.franken.de [194.94.249.214]) by mx1.freebsd.org (Postfix) with ESMTP id 8C84D8FC27 for ; Mon, 19 Sep 2011 19:29:55 +0000 (UTC) Received: from alchemy.franken.de (localhost [127.0.0.1]) by alchemy.franken.de (8.14.4/8.14.4/ALCHEMY.FRANKEN.DE) with ESMTP id p8JJ6xZ8076669; Mon, 19 Sep 2011 21:07:00 +0200 (CEST) (envelope-from marius@alchemy.franken.de) Received: (from marius@localhost) by alchemy.franken.de (8.14.4/8.14.4/Submit) id p8JJ6xcj076668; Mon, 19 Sep 2011 21:06:59 +0200 (CEST) (envelope-from marius) Date: Mon, 19 Sep 2011 21:06:59 +0200 From: Marius Strobl To: Thomas Vogt Message-ID: <20110919190659.GA76654@alchemy.franken.de> References: <94E5E0D6-3062-44A2-8ED3-3C3D44FA7A09@bsdunix.ch> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <94E5E0D6-3062-44A2-8ED3-3C3D44FA7A09@bsdunix.ch> User-Agent: Mutt/1.4.2.3i Cc: stable@freebsd.org Subject: Re: mpt0 timeouts with an intel SASUC8I controller 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, 19 Sep 2011 19:29:57 -0000 On Mon, Sep 19, 2011 at 02:45:04PM +0200, Thomas Vogt wrote: > Hello > > I've stability issue with my new intel SASUC8I [1] PCIe controller. It's a LSI 1068e based controller. After a few minutes with disk io (csup or scrub by example) my FreeBSD 8-stable (64bit) is "freezing" for a couple of minutes and I see a lot of error messages like: > > Sep 17 03:10:03 gw kernel: mpt0: request 0xffffff80002bc3b0:48367 timed out for ccb 0xffffff00050a8000 (req->ccb 0xffffff00050a8000) > Sep 17 03:10:03 gw kernel: mpt0: request 0xffffff80002bbb40:48368 timed out for ccb 0xffffff0004f81800 (req->ccb 0xffffff0004f81800) > Sep 17 03:10:03 gw kernel: mpt0: completing timedout/aborted req 0xffffff80002bc3b0:48367 > Sep 17 03:10:03 gw kernel: mpt0: completing timedout/aborted req 0xffffff80002bbb40:48368 > Sep 17 03:10:03 gw kernel: mpt0: Timedout requests already complete. Interrupts may not be functioning > If this really is an issue with interrupts not getting delivered you could try whether disabling MSI/MSI-X by setting hw.pci.enable_msi=0 and hw.pci.enable_msix=0 either on the loader prompt or via loader.conf works around it. Marius