From owner-freebsd-current@FreeBSD.ORG  Wed Aug  3 08:29:24 2005
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
X-Original-To: freebsd-current@freebsd.org
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id EDE6916A41F
	for <freebsd-current@freebsd.org>; Wed,  3 Aug 2005 08:29:24 +0000 (GMT)
	(envelope-from tataz@tataz.chchile.org)
Received: from postfix4-2.free.fr (postfix4-2.free.fr [213.228.0.176])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 8AA6C43D45
	for <freebsd-current@freebsd.org>; Wed,  3 Aug 2005 08:29:24 +0000 (GMT)
	(envelope-from tataz@tataz.chchile.org)
Received: from tatooine.tataz.chchile.org
	(vol75-8-82-233-239-98.fbx.proxad.net [82.233.239.98])
	by postfix4-2.free.fr (Postfix) with ESMTP id CE11132333D;
	Wed,  3 Aug 2005 10:29:21 +0200 (CEST)
Received: by tatooine.tataz.chchile.org (Postfix, from userid 1000)
	id 5F12A405B; Wed,  3 Aug 2005 10:29:39 +0200 (CEST)
Date: Wed, 3 Aug 2005 10:29:39 +0200
From: Jeremie Le Hen <jeremie@le-hen.org>
To: "Matthew D. Fuller" <fullermd@over-yonder.net>
Message-ID: <20050803082939.GE45385@obiwan.tataz.chchile.org>
References: <20050802152009.GA29643@mercury.m202.net>
	<008c01c59777$42db5520$0b02a8c0@justin>
	<790a9fff050802084439209f7e@mail.gmail.com>
	<20050802160045.GA61854@freebie.xs4all.nl>
	<20050803024341.GA92499@over-yonder.net>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20050803024341.GA92499@over-yonder.net>
User-Agent: Mutt/1.5.9i
Cc: Wilko Bulte <wb@freebie.xs4all.nl>, Scot Hetzel <swhetzel@gmail.com>,
	Justin Finkelstein <justin@redwiredesign.com>, freebsd-current@freebsd.org
Subject: Re: Hot-swap SATA and atacontrol
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 03 Aug 2005 08:29:25 -0000

Hi,

On Tue, Aug 02, 2005 at 09:43:41PM -0500, Matthew D. Fuller wrote:
> > > before you unmount the drive, type:
> > > 
> > > sync
> > > sync
> > > sync
> > > 
> > > Then unmount the drive, and remove it.
> > 
> > Unmount does not return until the buffers have been synced anyway,
> > so this does not buy you anything.
> 
> (ttyp3):{720}% fortune -m syncs
> %% (fortunes)
> 3 syncs represent the trinity - init, the child and the eternal zombie
> process.  In doing 3, you're paying homage to each and I think such
> traditions are important in this shallow, mercurial business we find
> ourselves in.
>                 -- Jordan K. Hubbard

More seriously, I don't see the point in using sync(8) three times
consecutively, except that's an indirect method to wait for the disk
buffers to be flushed before powering down.  Please, correct me if I'm
wrong.

Regards,
-- 
Jeremie Le Hen
< jeremie at le-hen dot org >< ttz at chchile dot org >