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From: Thomas Backman <serenity@exscape.org>
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To: Maciej Jan Broniarz <gausus@gausus.net>
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Cc: freebsd-stable@freebsd.org
Subject: Re: zfs on gmirror slice
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On Sep 1, 2009, at 4:04 PM, Maciej Jan Broniarz wrote:

> Hi,
>
> Is is a bad ida to create a zfs pool from a gmirrored slice?
> zpool create tank /dev/mirror/gm0s1g works fine, but after the reboot
> the filesystem failes consistency check.
>
> Regards,
> mjb
I'm not familiar with gmirror, but it'd be a way better idea to mirror  
it using ZFS if possible - that way you get self-healing and stuff  
like that, which you won't if ZFS doesn't have a mirror/RAIDZ setup,  
but only sees a single slice.

Regards,
Thomas