From owner-freebsd-isp Tue Jun 12 15:36:50 2001 Delivered-To: freebsd-isp@freebsd.org Received: from aspenworks.com (aspenworks.com [192.94.236.1]) by hub.freebsd.org (Postfix) with ESMTP id 4BA3437B40D for ; Tue, 12 Jun 2001 15:36:37 -0700 (PDT) (envelope-from alex@aspenworks.com) Received: from d7k (matrix.aspenworks.com [216.38.199.82]) by aspenworks.com (8.9.3/8.9.3) with SMTP id QAA31102; Tue, 12 Jun 2001 16:36:16 -0600 (MDT) (envelope-from alex@aspenworks.com) Message-ID: <010501c0f390$0ee67b80$1900a8c0@d7k> From: "Alex Huppenthal" To: "George Lewis" , "Rowan Crowe" Cc: References: <20010612222842.I23911@schvin.net> Subject: Re: keeping identical copy of second drive Date: Tue, 12 Jun 2001 16:36:00 -0600 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4133.2400 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4133.2400 Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org I've used rsync with some good success. Between (2) 450 Mhz PIII's systems with Barracuda drives, we kept about 2 GB of users, configuration data and websites sync'd to 15 minute intervals. I setup a private 'admin' LAN between the two systems to keep network performance on the customer side unaffected by the backup traffic. ----- Original Message ----- From: "George Lewis" To: "Rowan Crowe" Cc: Sent: Tuesday, June 12, 2001 4:28 PM Subject: Re: keeping identical copy of second drive > Rowan Crowe (rowan@sensation.net.au) wrote: > > Hello, > > > > I am just about to take delivery of a new 1RU machine which has identical > > 20Gb drives, one of them in a removable caddy. Ideally I want the second > > HD to be a mirror image of the first, either in real time or periodically > > transferred over. > > A periodic dump(1) piped with ufsrestore(1M) would create an exact > image of the disk to the second disk. That'd probably work pretty > well for keep a hot spare disk around. > > George > > -- > http://schvin.net/ > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-isp" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message