From owner-freebsd-stable@FreeBSD.ORG Thu Oct 26 06:15:00 2006 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 4704D16A403; Thu, 26 Oct 2006 06:15:00 +0000 (UTC) (envelope-from anthony.maher@uts.edu.au) Received: from gaz.itd.uts.edu.au (gaz.itd.uts.edu.au [138.25.22.75]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6CC2B43D70; Thu, 26 Oct 2006 06:14:57 +0000 (GMT) (envelope-from anthony.maher@uts.edu.au) Received: by gaz.itd.uts.edu.au (Postfix, from userid 1011) id 19BBEF68D0; Thu, 26 Oct 2006 16:09:29 +1000 (EST) Received: from localhost (localhost [127.0.0.1]) by gaz.itd.uts.edu.au (Postfix/Intermediary) with ESMTP id 08E26F6811; Thu, 26 Oct 2006 16:09:29 +1000 (EST) Received: from carrot (carrot.itd.uts.edu.au [138.25.243.35]) by gaz.itd.uts.edu.au (Postfix/Ingress) with ESMTP id E36CFF677A; Thu, 26 Oct 2006 16:09:28 +1000 (EST) Received: from [138.25.81.112] by postoffice.uts.edu.au (Sun Java System Messaging Server 6.2-4.03 (built Sep 22 2005)) with ESMTPS id <0J7Q00H5WC0T82E0@postoffice.uts.edu.au>; Thu, 26 Oct 2006 16:14:54 +1000 (EST) Date: Thu, 26 Oct 2006 16:14:53 +1000 From: Tony Maher In-reply-to: <20061026060221.GA47902@duncan.reilly.home> To: Andrew Reilly Message-id: <4540525D.1090308@uts.edu.au> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii Content-transfer-encoding: 7BIT X-Accept-Language: en-us, en X-Enigmail-Version: 0.93.0.0 References: <17719.43574.819134.370333@roam.psg.com> <20061020005501.R32598@fledge.watson.org> <20061023060431.GA3186@duncan.reilly.home> <453D9F1A.5040803@FreeBSD.org> <20061026060221.GA47902@duncan.reilly.home> User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.7.13) Gecko/20060511 Cc: Randy Bush , Robert Watson , Doug Barton , FreeBSD Stable Subject: Re: 5 to 6 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 26 Oct 2006 06:15:00 -0000 Andrew Reilly wrote: > On Mon, Oct 23, 2006 at 10:05:30PM -0700, Doug Barton wrote: > >>Andrew Reilly wrote: >> >> >>>So: my two cents: it can work, but it's possible for it not to >>>work, and care is required. >> >>That's always true, but worth a reminder nonetheless. :) >> >> >>>[*] The production server is using a software RAID mirror on >>>a pair of SATA drives on a low-end Intel P4/ICH6 motherboard, >>>using ar(4), configured by atacontrol. Fsck on 6.x can't find >>>any superblocks on /usr, but 5.5 is fine. >> >>By chance did you upgrade this fs in place from a 4.x install? In >>other words, do you have only UFS1? > > > That's an interesting question. This server has been through a > goodly few incarnations, over many years. Once upon a time it > was running 3.4 or there abouts. I thought that I had re-built > it from scratch the last time (to 5.3), which presumably would > have given me UFS2, but the possibility exists... > > How would I be able to tell? tunefs -p lists ACLs and MAC > multlabel and soft updates, but of those only soft updates is > enabled, so I don't know if that is conclusive. Did UFS2 give > us anything beyond ACLs and largeness? bsdlabel, mount and df > don't seem to give any particular indication... > > Cheers, > dumpfs / | more magic 19540119 (UFS2) time Thu Oct 26 14:29:14 2006 -- tonym