Date: Thu, 03 Jun 1999 09:42:19 +1000 (EST) From: Keith Anderson <keith@apcs.com.au> To: Craig Johnston <caj@lfn.org> Cc: freebsd-isp@FreeBSD.ORG Subject: RE: redunancy without RAID Message-ID: <XFMail.990603094219.keith@apcs.com.au> In-Reply-To: <Pine.GSO.3.96.990602155911.20098A-100000@jane.lfn.org>
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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 <keith@apcs.com.au> 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
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