From owner-freebsd-hardware Thu Jun 3 11:50:38 1999 Delivered-To: freebsd-hardware@freebsd.org Received: from dingo.cdrom.com (dingo.cdrom.com [204.216.28.145]) by hub.freebsd.org (Postfix) with ESMTP id B5F6C14DFE for ; Thu, 3 Jun 1999 11:50:36 -0700 (PDT) (envelope-from mike@dingo.cdrom.com) Received: from dingo.cdrom.com (localhost.cdrom.com [127.0.0.1]) by dingo.cdrom.com (8.9.3/8.8.8) with ESMTP id LAA00681; Thu, 3 Jun 1999 11:47:45 -0700 (PDT) (envelope-from mike@dingo.cdrom.com) Message-Id: <199906031847.LAA00681@dingo.cdrom.com> X-Mailer: exmh version 2.0.2 2/24/98 To: Daniel Malament Cc: freebsd-hardware@freebsd.org Subject: Re: drive mirroring In-reply-to: Your message of "Thu, 03 Jun 1999 10:49:05 EDT." <199906031449.KAA05250@j51.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Thu, 03 Jun 1999 11:47:45 -0700 From: Mike Smith Sender: owner-freebsd-hardware@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > This is probably the wrong place to ask this, but since there have been a > bunch of discussions of RAID, I thought I'd give it a shot... > No flames please, but pointers would be appreciated. > > We're running FreeBSD 2.2.8 on a system with two 13 gig IDE drives, and > we'd like to have them mirror each other. I can do 'tar -cvpf - -C / / | > tar xpf -C /bak' every night (the second drive is mounted on /bak and has > identical partitions), but that won't remove files that have been deleted > from the main drive. Am I right in assuming that there's already a simple > solution out there in FreeBSDland? For example, is there a software-only > version of RAID that works on IDE drives? I would actually recommend you get an Arco DupliDisk or similar; these are trivial hardware-only IDE RAID-1 controllers. Because they're hardware-based, you don't have to futz with anything when a disk fails, which is _the_ major failing of software RAID. Try http://www.arcoide.com. -- \\ The mind's the standard \\ Mike Smith \\ of the man. \\ msmith@freebsd.org \\ -- Joseph Merrick \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message