From owner-freebsd-stable Thu Jun 17 10: 0:45 1999 Delivered-To: freebsd-stable@freebsd.org Received: from freeway.dcfinc.com (cx74889-a.phnx3.az.home.com [24.1.193.157]) by hub.freebsd.org (Postfix) with ESMTP id 0787B150CE for ; Thu, 17 Jun 1999 10:00:43 -0700 (PDT) (envelope-from chad@freeway.dcfinc.com) Received: (from chad@localhost) by freeway.dcfinc.com (8.8.8/8.8.8) id KAA29113; Thu, 17 Jun 1999 10:00:25 -0700 (MST) (envelope-from chad) From: "Chad R. Larson" Message-Id: <199906171700.KAA29113@freeway.dcfinc.com> Subject: Re: / not properly unmounted ? In-Reply-To: <199906171643.JAA00939@dingo.cdrom.com> from Mike Smith at "Jun 17, 99 09:43:37 am" To: mike@smith.net.au (Mike Smith) Date: Thu, 17 Jun 1999 10:00:25 -0700 (MST) Cc: jedgar@fxp.org, mike@smith.net.au, sec@42.org, des@flood.ping.uio.no, freebsd-stable@FreeBSD.ORG Reply-To: chad@DCFinc.com X-Mailer: ELM [version 2.4ME+ PL40 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG As I recall, Mike Smith wrote: > > The first complaint was that the power-down was catching disk stuff > > still in cache. Setting an arbitrary delay on the way down seems > > inefficient at best, and possibly not sufficient. How about instead > > just making sure all buffers are flushed before the power-down is > > allowed to to occur, however long that takes? > > You can't do this, because it's the _disk_ that holds the cached data. Ok, I missed something in the original post? He's using some kind of caching (or RAID) controller? -crl -- Chad R. Larson (CRL15) 602-953-1392 Brother, can you paradigm? chad@dcfinc.com chad@larsons.org chad@anasazi.com larson1@home.net DCF, Inc. - 14623 North 49th Place, Scottsdale, Arizona 85254-2207 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message