From owner-freebsd-questions@FreeBSD.ORG  Mon Apr 14 20:38:39 2008
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id BA9B41065673
	for <freebsd-questions@freebsd.org>;
	Mon, 14 Apr 2008 20:38:39 +0000 (UTC)
	(envelope-from fbsd06+U7=37777e5d@mlists.homeunix.com)
Received: from turtle-out.mxes.net (turtle-out.mxes.net [216.86.168.191])
	by mx1.freebsd.org (Postfix) with ESMTP id 8F5248FC1D
	for <freebsd-questions@freebsd.org>;
	Mon, 14 Apr 2008 20:38:39 +0000 (UTC)
	(envelope-from fbsd06+U7=37777e5d@mlists.homeunix.com)
Received: from mxout-04.mxes.net (mxout-04.mxes.net [216.86.168.179])
	by turtle-in.mxes.net (Postfix) with ESMTP id 9E42816467D
	for <freebsd-questions@freebsd.org>;
	Mon, 14 Apr 2008 16:21:11 -0400 (EDT)
Received: from gumby.homeunix.com. (unknown [87.81.140.128])
	(using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits))
	(No client certificate requested)
	by smtp.mxes.net (Postfix) with ESMTP id 1D472D0B94
	for <freebsd-questions@freebsd.org>;
	Mon, 14 Apr 2008 16:21:09 -0400 (EDT)
Date: Mon, 14 Apr 2008 21:21:07 +0100
From: RW <fbsd06@mlists.homeunix.com>
To: freebsd-questions@freebsd.org
Message-ID: <20080414212107.78372e7c@gumby.homeunix.com.>
In-Reply-To: <200804142212.52980.fbsd.questions@rachie.is-a-geek.net>
References: <1208202333.17878.117.camel@r2d2>
	<200804142212.52980.fbsd.questions@rachie.is-a-geek.net>
X-Mailer: Claws Mail 3.3.1 (GTK+ 2.12.9; i386-portbld-freebsd7.0)
Mime-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Subject: Re: Defer Checking on USB Drive
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 14 Apr 2008 20:38:39 -0000

On Mon, 14 Apr 2008 22:12:52 +0200
Mel <fbsd.questions@rachie.is-a-geek.net> wrote:

> On Monday 14 April 2008 21:45:32 Andy Christianson wrote:
> 
> > Is there a way to have the file system
> > check for the partition that resides on the USB drive follow this
> > same behavior?
> 
> man tunefs, specifically, it needs to be ufs2 partitioned. Good
> telltale if it is ufs2 is the precense of a .snap directory in the
> root of the partition. fsck uses this to make a snapshot of the
> partition so that it can defer the fsck.

It's not just a matter of its being ufs2, you also need to have
soft-updates enabled for background file-checking.