On Tue, Sep 1, 2009 at 9:04 AM, Maciej Jan Broniarz <gau...@gausus.net>wrote:

> 2009/9/1 Thomas Backman <seren...@exscape.org>:
> > On Sep 1, 2009, at 4:04 PM, Maciej Jan Broniarz wrote:
> > 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.
>
> I would like to do so. I have to disks (ad4 and ad5). Is it possible
> to create two slices on both disks (eg ad4s1 and ad4s2 for ad4).
> Then to create gmirror on ad4s1, install freebsd on it so it would
> boot from it. Then, after having my system running to create zfs
> mirror from ad4s2 and ad5s2?
>
> Yes, this is definitely doable.

You can use entire drives (ad4), single slices (ad4s1), or individual
partitions (ad4s1d) with ZFS.

Create two slices; install to and use s1 on both drives for the gmirror
RAID1; and use s2 on both drives for a ZFS RAID1.

-- 
Freddie Cash
fjwc...@gmail.com
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