From owner-freebsd-questions Fri Nov 22 0:42:32 2002 Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id A9A0137B401 for ; Fri, 22 Nov 2002 00:42:31 -0800 (PST) Received: from MX4.estpak.ee (ld3.estpak.ee [194.126.101.102]) by mx1.FreeBSD.org (Postfix) with ESMTP id 549C343E6E for ; Fri, 22 Nov 2002 00:42:30 -0800 (PST) (envelope-from kalts@estpak.ee) Received: from tiiu.internal (80-235-34-142-dsl.mus.estpak.ee [80.235.34.142]) by MX4.estpak.ee (Postfix) with ESMTP id 7DBCD1D0086; Fri, 22 Nov 2002 10:42:18 +0200 (EET) Received: from tiiu.internal (localhost [127.0.0.1]) by tiiu.internal (8.12.6/8.12.6) with ESMTP id gAM8gIsl001537; Fri, 22 Nov 2002 10:42:18 +0200 (EET) (envelope-from vallo@tiiu.internal) Received: (from vallo@localhost) by tiiu.internal (8.12.6/8.12.6/Submit) id gAM8gHYP001536; Fri, 22 Nov 2002 10:42:17 +0200 (EET) (envelope-from vallo) Date: Fri, 22 Nov 2002 10:42:17 +0200 From: Vallo Kallaste To: Kirk Strauser Cc: freebsd-questions@freebsd.org Subject: Re: RAID Recomendation Message-ID: <20021122084217.GA1397@tiiu.internal> Reply-To: kalts@estpak.ee References: <87n0o2sh4n.fsf@pooh.lan.honeypot.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <87n0o2sh4n.fsf@pooh.lan.honeypot.net> User-Agent: Mutt/1.5.1i-ja.1 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Thu, Nov 21, 2002 at 04:16:40PM -0600, Kirk Strauser wrote: > > 1 - Can I do this with software? I have read sections 12 and 13 but I am > > still a bit confused if I can back up the entire disk? > > Absolutely! I'm using vinum on several production systems to great effect. > > > That is, if one fails will it boot with the other? I would like to mirror > > everything, including the OS. > > The *only* thing that vinum can't (conveniently) do is mirror the root > partition. However, rsync plus a 2-line shell script and a cron job can > handle that task. > > Just to let you know ahead of time, vinum seems terribly complex the first > time you try to use it, but it's really not that difficult. Work through > the examples and you'll be running in mirrored (or RAID-5'ed) glory in no > time. Just a word of warning. Have you ever tried to rebuild failed disk in an online R5 volume? Last time I tried it the result was totally corrupt filesystem. Perhaps it is changed, but I encourage everybody going this route to test it (R5) configuration thoroughly. -- Vallo Kallaste kalts@estpak.ee To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message