From owner-freebsd-questions@FreeBSD.ORG Wed Sep 29 01:07:18 2004 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id E801816A4CE for ; Wed, 29 Sep 2004 01:07:18 +0000 (GMT) Received: from mail.gmx.net (mail.gmx.net [213.165.64.20]) by mx1.FreeBSD.org (Postfix) with SMTP id E76DC43D1F for ; Wed, 29 Sep 2004 01:07:17 +0000 (GMT) (envelope-from Emanuel.Strobl@gmx.net) Received: (qmail 1304 invoked by uid 65534); 29 Sep 2004 01:07:16 -0000 Received: from flb.schmalzbauer.de (EHLO cale.flintsbach.schmalzbauer.de) (62.245.232.135) by mail.gmx.net (mp001) with SMTP; 29 Sep 2004 03:07:16 +0200 X-Authenticated: #301138 From: Emanuel Strobl To: freebsd-questions@freebsd.org Date: Wed, 29 Sep 2004 03:07:06 +0200 User-Agent: KMail/1.7 References: <41598E3A.7070504@optonline.net> <20040928163631.GA3437@xor.obsecurity.org> In-Reply-To: <20040928163631.GA3437@xor.obsecurity.org> X-OS: FreeBSD X-Birthday: 10/06/72 X-Address: Munich, 80686 X-Tel: +49 89 18947781 X-CelPhone: +49 173 9967781 X-Country: Germany MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200409290307.10470.Emanuel.Strobl@gmx.net> cc: bsdfsse cc: Kris Kennaway Subject: Re: How do I turn off "preemption" (getting "TIMEOUT - WRITE_DMA") X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 29 Sep 2004 01:07:19 -0000 Am Dienstag, 28. September 2004 18:36 schrieb Kris Kennaway: > On Tue, Sep 28, 2004 at 12:15:54PM -0400, bsdfsse wrote: > > I am getting "TIMEOUT - WRITE_DMA" messages on my ad2 and ad3 > > hard-drives. I never get them on ad0 or the CD drive. I did some > > searching, and it sounds like I need to turn of "preemption" in the > > kernel. I'm running 5.3-BETA4 on the computer. > > > > I am going to guess this is turned on for the beta-testing. > > > > Any ideas? I just started running 5.x last night. %-) > > Update to the latest beta, which has a fixed ata driver. > Kris Right, but I'd also like to know how I can turn it off. Just for curiosity. Thanks, -Mano