From owner-freebsd-questions Fri Aug 15 12:46:43 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.5/8.8.5) id MAA15363 for questions-outgoing; Fri, 15 Aug 1997 12:46:43 -0700 (PDT) Received: from xmission.xmission.com (softweyr@xmission.xmission.com [198.60.22.2]) by hub.freebsd.org (8.8.5/8.8.5) with ESMTP id MAA15355 for ; Fri, 15 Aug 1997 12:46:36 -0700 (PDT) Received: (from softweyr@localhost) by xmission.xmission.com (8.8.5/8.7.5) id NAA27419; Fri, 15 Aug 1997 13:45:44 -0600 (MDT) From: Wes Peters - Softweyr LLC Message-Id: <199708151945.NAA27419@xmission.xmission.com> Subject: Re: mount -o asynch = better performance ??????? To: nik@iii.co.uk Date: Fri, 15 Aug 1997 13:45:39 -0600 (MDT) Cc: questions@freebsd.org In-Reply-To: <19970815105107.41593@strand.iii.co.uk> from "nik@iii.co.uk" at Aug 15, 97 10:51:07 am X-Mailer: ELM [version 2.4 PL25] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-questions@freebsd.org X-Loop: FreeBSD.org Precedence: bulk > > On Fri, Aug 15, 1997 at 12:04:41AM -0600, Wes Peters wrote: > > Ken McKittrick writes: > > > How reliable is a file system if it's mounted asynch really???? > > > > Just as reliable as they are on Linux, where it is the default: > > > > NOT VERY! > > Not true. The reliability of the filesystem is the same. > > The possibility of filesystem corruption should the power suddenly go out > increases though. I guess your power is much more reliable than mine. I have a UPS for each of my computers except the laptop, which uses a battery as a UPS. I get typically two or three hits per day big enough to make the UPS squeal, and one or two a week that will make my stereo lose radio station presets. > Mounting your drives async is not going to suddenly cause random bit > corruption in your files. No, but power glitches, brown-outs and sags can. Feel lucky you don't get your electrons from "Utah Flicker and Flash." -- "Where am I, and what am I doing in this handbasket?" Wes Peters Softweyr LLC http://www.xmission.com/~softweyr softweyr@xmission.com