From owner-freebsd-isp Wed Jun 2 16:48: 0 1999 Delivered-To: freebsd-isp@freebsd.org Received: from well.apcs.com.au (well.apcs.com.au [203.41.122.5]) by hub.freebsd.org (Postfix) with ESMTP id D48701516F for ; Wed, 2 Jun 1999 16:47:51 -0700 (PDT) (envelope-from keith@well.apcs.com.au) Received: (from keith@localhost) by well.apcs.com.au (8.9.3/8.9.2) id JAA05036; Thu, 3 Jun 1999 09:42:20 +1000 (EST) (envelope-from keith) Message-ID: X-Mailer: XFMail 1.3 [p0] on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: Date: Thu, 03 Jun 1999 09:42:19 +1000 (EST) From: Keith Anderson To: Craig Johnston Subject: RE: redunancy without RAID Cc: freebsd-isp@FreeBSD.ORG Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Dear Craig, One word on this as I was doing backups the same way. During a backup I had the UPS shutdown without warning. I lost the main file system and the backup underway. Its a good idea to rotate backups. Keith On 02-Jun-99 Craig Johnston wrote: > > An ISP I work for is about to move from Solaris to FreeBSD. > > I wanted to provide some redundancy for the filesystems, but we're > working on a limited budget and probably can't go for hardware RAID. > > I was envisioning using ccd to stripe and mirror (we'd like a speedup as > well as redundancy) all the non-root filesystems and having 2 identical > root filesystems on 2 different disks, with the one in use being dd'ed > or dumped to the other one nightly. The duplicate would be left > unmounted when not in use. > > Is vinum to the point where I should use it instead? I've yet to > actually use ccd, any caveats? Would it be possible to handle things > in such a way that if a non-root disk dies, the system continues to > run, or at least reboots unattended and comes up working? What > about a root disk? If some amount of coding would be required, > I'm up to it, but I'm not intimately familiar with FreeBSD's > innards. > > Is there a cheap RAID solution that works well? > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-isp" in the body of the message "The box said 'Requires Windows 95, NT, or better,' so I installed FreeBSD." ** The thing I like most about Windows 98 is... ** You can download FreeBSD with it! ---------------------------------- E-Mail: Keith Anderson Australia Power Control Systems Pty. Limited. Date: 03-Jun-99 Time: 09:38:26 Satelite Service 64K to 2Meg This message was sent by XFMail ---------------------------------- What's the similarity between an air conditioner and a computer? They both stop working when you open windows. ---------------------------------- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message