From owner-freebsd-stable Thu Jan 10 10:18:46 2002 Delivered-To: freebsd-stable@freebsd.org Received: from protactinium.btinternet.com (protactinium.btinternet.com [194.73.73.176]) by hub.freebsd.org (Postfix) with ESMTP id C006637B404 for ; Thu, 10 Jan 2002 10:18:41 -0800 (PST) Received: from host213-123-132-24.in-addr.btopenworld.com ([213.123.132.24] helo=there) by rhenium with smtp (Exim 3.22 #8) id 16OLvq-0007Uw-00; Wed, 09 Jan 2002 16:50:30 +0000 Content-Type: text/plain; charset="iso-8859-1" From: Dominic Marks To: sos@freebsd.dk, Nils Holland Subject: Re: IDE Prefetch Mode... (was: VIA crashes) Date: Wed, 9 Jan 2002 16:51:43 +0000 X-Mailer: KMail [version 1.3.2] Cc: Matthew Dillon , freebsd-stable@FreeBSD.ORG References: <200201091635.g09GZdm98854@freebsd.dk> In-Reply-To: <200201091635.g09GZdm98854@freebsd.dk> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Message-Id: Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Wednesday 09 January 2002 4:35 pm, Søren Schmidt wrote: > It seems Nils Holland wrote: > > On Tue, Jan 08, 2002 at 01:16:32PM -0800, Matthew Dillon stood up and spoke: > > > I'm CCing Soren to make sure he sees this. > > > > > > This is good news! > > > > It indeed is! However, I'm doing some more testing before I say > > that disabling IDE Prefetch along with using Soren's 686B patch > > is the ultimate solution. > > Hmm, the BIOS must do more that just toggle prefetch, since the ATA > driver explicitly turns *on* prefetch :) Out of interest - is there a sysctl turnable which can be used to modify this behaviour as there is for write caching? -- Dominic To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message