From owner-freebsd-fs Thu Sep 21 11:32:48 2000 Delivered-To: freebsd-fs@freebsd.org Received: from ns.yogotech.com (ns.yogotech.com [206.127.123.66]) by hub.freebsd.org (Postfix) with ESMTP id 1500C37B440 for ; Thu, 21 Sep 2000 11:32:46 -0700 (PDT) Received: from nomad.yogotech.com (nomad.yogotech.com [206.127.123.131]) by ns.yogotech.com (8.9.3/8.9.3) with ESMTP id MAA23414; Thu, 21 Sep 2000 12:32:25 -0600 (MDT) (envelope-from nate@nomad.yogotech.com) Received: (from nate@localhost) by nomad.yogotech.com (8.8.8/8.8.8) id MAA01789; Thu, 21 Sep 2000 12:32:25 -0600 (MDT) (envelope-from nate) Date: Thu, 21 Sep 2000 12:32:25 -0600 (MDT) Message-Id: <200009211832.MAA01789@nomad.yogotech.com> From: Nate Williams MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit To: Soren Schmidt Cc: archie@whistle.com (Archie Cobbs), mbendiks@eunet.no, terry@lambert.org, fs@FreeBSD.ORG Subject: Re: disable write caching with softupdates? In-Reply-To: <200009211820.UAA40830@freebsd.dk> References: <200009211807.LAA17698@bubba.whistle.com> <200009211820.UAA40830@freebsd.dk> X-Mailer: VM 6.34 under 19.16 "Lille" XEmacs Lucid Reply-To: nate@yogotech.com (Nate Williams) Sender: owner-freebsd-fs@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > > > > Soren do you want me to try to come up with a patch? > > > > I don't claim to understand IDE technology.. can you > > > > just send the disable command at any time or is it > > > > more complicated than that? > > > > > > This will do it, or rather leave it as the disk default which > > > should be disabled... > > > > Thanks.. I was talking about a sysctl patch, where you could > > turn write caching on or off at any time while the system is > > running via sysctl. Is it even possible to do that? > > Why on earth would you want this as a sysctl knob ? So a user who wants to play it safe and/or play it non-safe doesn't have to recompile the kernel from scratch just to change the behavior. Sysctl's allow us to support more folks w/out recompiling their kernels. Nate To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-fs" in the body of the message