From owner-freebsd-current@FreeBSD.ORG Wed Mar 2 22:26:26 2005 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id CCAFF16A4CE for ; Wed, 2 Mar 2005 22:26:26 +0000 (GMT) Received: from csa.cs.okstate.edu (a.cs.okstate.edu [139.78.113.1]) by mx1.FreeBSD.org (Postfix) with ESMTP id 85E1043D2F for ; Wed, 2 Mar 2005 22:26:26 +0000 (GMT) (envelope-from lreid@cs.okstate.edu) Received: by csa.cs.okstate.edu (Postfix, from userid 601) id 160D0A0634; Wed, 2 Mar 2005 16:26:26 -0600 (CST) To: freebsd-current@freebsd.org Received: from 164.58.79.196 (auth. user lreid@a.cs.okstate.edu) by cs.okstate.edu with HTTP; Wed, 02 Mar 2005 16:26:26 -0600 X-IlohaMail-Blah: lreid@a.cs.okstate.edu X-IlohaMail-Method: mail() [mem] X-IlohaMail-Dummy: moo X-Mailer: IlohaMail/0.8.12 (On: cs.okstate.edu) In-Reply-To: <1109789750.90626.32.camel@zappa.Chelsea-Ct.Org> From: "Reid Linnemann" Bounce-To: "Reid Linnemann" Errors-To: "Reid Linnemann" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Message-Id: <20050302222626.160D0A0634@csa.cs.okstate.edu> Date: Wed, 2 Mar 2005 16:26:26 -0600 (CST) Subject: Re: ad WRITE_DMA timing out frequently X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 02 Mar 2005 22:26:26 -0000 >I've been using the patch Ian posted for a week or so now and have not >had any of the serious problems I had before I applied the patch. I >have had two incidences of "TIMEOUT - WRITE_DMA" in the time I've been >running with the patch, but they have not resulted in the "FAILURE - >WRITE_DMA timed out" and associated fatal provider disconnection I >experienced previously. It may be completely unrelated, but since >running with this patch, my system also hasn't experienced any of the >occasional spontaneous reboots I would sometimes get before, and seems >overall more robust. > >It would be great if this patch could be applied to -CURRENT and MFC5'd, >too. I'd like to say "me too". Since patching, I have had several "TIMEOUT - WRITE_DMA" messages, usually 2-3 per day, but no failures. The system has been running stable for about 8 days, and I do not notice any filesystem inconsistency or performance degradation.