Date: Wed, 24 Mar 1999 16:18:34 +1030 From: Greg Lehey <grog@lemis.com> To: Jaye Mathisen <mrcpu@internetcds.com> Cc: Brad Lisoweski <blisowes@cgocable.net>, freebsd-questions@FreeBSD.ORG Subject: Re: Disk Mirroring with FreeBSD Message-ID: <19990324161834.B425@lemis.com> In-Reply-To: <Pine.BSF.4.05.9903232117450.16688-100000@schizo.cdsnet.net>; from Jaye Mathisen on Tue, Mar 23, 1999 at 09:18:03PM -0800 References: <19990324151258.Y425@lemis.com> <Pine.BSF.4.05.9903232117450.16688-100000@schizo.cdsnet.net>
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On Tuesday, 23 March 1999 at 21:18:03 -0800, Jaye Mathisen wrote: >> On Tuesday, 23 March 1999 at 23:14:01 -0500, Brad Lisoweski wrote: >>> >>> Hello Once Again, >>> >>> I've got a client who is serious about keeping his server up 24x7 and wants >>> to mirror his hard drive onto another separate hard drive on a separate >>> controller. So basically on the primary IDE channel, the production drive >>> will sit and on the secondary IDE channel, the backup mirror will live. >>> >>> Is there an easy way to accomplish this? >> >> Yes. >> >>> If it could also cut over automatically in the case of a drive >>> failure, that would be best. >> >> Use Vinum. It doesn't "cut over", it uses whatever disks are >> available. If both drives are available, it uses both to increase >> performance; if one fails, it just carries on with the other. Take a >> look at http://www.lemis.com/vinum.html for more details. > > Uh, vinum volumes can't be used for the root yet can they? Correct, that's still a restriction. There are ways around it, and though they're ugly, they could work. The only file that really needs to be in the root file system is the kernel, which isn't accessed after startup, so you could mount another file system on top of it. Greg -- See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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