From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S266778AbTGGCFP (ORCPT ); Sun, 6 Jul 2003 22:05:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266783AbTGGCFO (ORCPT ); Sun, 6 Jul 2003 22:05:14 -0400 Received: from air-2.osdl.org ([65.172.181.6]:59058 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S266778AbTGGCFJ (ORCPT ); Sun, 6 Jul 2003 22:05:09 -0400 Date: Sun, 6 Jul 2003 19:19:41 -0700 From: Andrew Morton To: vincent.touquet@pandora.be Cc: linux-kernel@vger.kernel.org Subject: Re: [Bug report] System lockups on Tyan S2469 and lots of io [smp boot time problems too :(] Message-Id: <20030706191941.33f9e37a.akpm@osdl.org> In-Reply-To: <20030707005449.GF4675@ns.mine.dnsalias.org> References: <20030706210243.GA25645@lea.ulyssis.org> <20030707003007.GE4675@ns.mine.dnsalias.org> <20030707005449.GF4675@ns.mine.dnsalias.org> X-Mailer: Sylpheed version 0.9.0pre1 (GTK+ 1.2.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Vincent Touquet wrote: > > On Mon, Jul 07, 2003 at 02:30:07AM +0200, Vincent Touquet wrote: > >PS: will test if the system still locks up soon, I hope not... > > So it does lock up again :((( > > But now I was able to quickly switch to console and grab the contents of > /var/log/messages before it totally hanged. I can usually tell when the > hang is going to happen: activity on the array stops, then I have a few > more seconds till it hangs completely .... > > The message was: > > Jul 7 02:45:36 kalimero kernel: 3w-xxxx: scsi0: Unit #0: > command (f7618800) timed out, resetting card. > > Then of course, the system totally hangs. The next step would be to try some older versions. There was a big 3ware update between 2.5.64 and 2.5.65. Can you try both of those? hmm, I see a "fixme" and an interruptible_sleep_on_timeout() around that error message. Do the hangs happen on uniprocessor, non-preemptible kernels?