From owner-freebsd-stable@FreeBSD.ORG  Thu Jan 19 12:16:06 2006
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Date: Thu, 19 Jan 2006 13:16:02 +0100
From: Christoph Schug <chris+freebsd-stable@schug.net>
To: Larry Rosenman <ler@lerctr.org>
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References: <20060119061633.GC12392@sysadm.stc>
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Cc: freebsd-stable@freebsd.org
Subject: Re: Gmirror'd SWAP: no dump?
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On Thu, Jan 19, 2006, Larry Rosenman wrote:

> All the HOWTO's I've seen have the entire disk mirrored, including
>  all the pieces.

See [1] how to setup a GEOM on a slice basis. You only have to skip swap
and mind the correct /etc/fstab entry. From my experience, it is best to
hardcode all providers using '-h' at all gmirror insert operations for
a slice based setup.

[1] http://people.freebsd.org/~rse/mirror/

Hope this helps
-cs