From owner-freebsd-stable@FreeBSD.ORG Sun Jan 27 08:30:07 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 485CD16A468 for ; Sun, 27 Jan 2008 08:30:07 +0000 (UTC) (envelope-from mharo@haro.us) Received: from hs-out-2122.google.com (hs-out-0708.google.com [64.233.178.242]) by mx1.freebsd.org (Postfix) with ESMTP id 07F6D13C448 for ; Sun, 27 Jan 2008 08:30:06 +0000 (UTC) (envelope-from mharo@haro.us) Received: by hs-out-2122.google.com with SMTP id h53so675560hsh.11 for ; Sun, 27 Jan 2008 00:30:06 -0800 (PST) Received: by 10.150.98.18 with SMTP id v18mr1591719ybb.10.1201420863890; Sun, 27 Jan 2008 00:01:03 -0800 (PST) Received: by 10.150.157.9 with HTTP; Sun, 27 Jan 2008 00:01:03 -0800 (PST) Message-ID: <4cd036390801270001u72363b72v84231956b173bf73@mail.gmail.com> Date: Sun, 27 Jan 2008 00:01:03 -0800 From: "Michael Haro" Sender: mharo@haro.us To: "Joe Peterson" In-Reply-To: <479BC21D.10607@skyrush.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <479BAC09.7040505@freebsd.se> <20080126223750.GA8397@marshal.spacemarines.us> <479BC21D.10607@skyrush.com> X-Google-Sender-Auth: 7b4911f54bf6e5fb Cc: Remco van Bekkum , Nikolaj Farrell , freebsd-stable@freebsd.org Subject: Re: ad8: TIMEOUT - WRITE_DMA errors UFS 7.0-RC1 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, 27 Jan 2008 08:30:07 -0000 On Jan 26, 2008 3:28 PM, Joe Peterson wrote: > Remco van Bekkum wrote: > > Same here. On an amd64 system with 1x sata disk (Western Digital Caviar > > Green Power) on an amd690G chipset, with UFS and intensive disk activity > > the system hangs and in the end it may panic. I've csupped today and > > rebuild world & generic kernel but still it's very unstable, sometimes it > > even hangs when activating geom volumes at boot time... > > I must add that this is a new system so I'm not 100% sure the hardware is sane. > > Using ZFS it also crashed when doing intensive I/O. > > This is very interesting. It seems to there are several of us who are > experiencing something that *looks* like hardware (disk) issues when using 7.0. > > Could this be related to the mouse freeze issue? Could some process be > locking/grabbing the CPU at inopportune times and causing not only the > freezing symptoms but also reads/writes problems? > > Can anyone else using 7.0 who hasn't already (especially those using ZFS) > check his/her /var/log/messages for disk TIMEOUTs or other disk error > messages? If this is widespread, I think the chances re slim that it is a > hardware problem in every case. I've had this problem with Hitachi sata drives using a promise sata controller.