From owner-freebsd-geom@FreeBSD.ORG  Mon Feb 27 21:10:36 2006
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Date: Mon, 27 Feb 2006 22:09:45 +0100
From: Lukas Ertl <le@FreeBSD.org>
To: Olivier Cochard <olivier@freenas.org>
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Cc: freebsd-geom@FreeBSD.org
Subject: Re: Gvinum RAID5 volume don't work after a simple reboot
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On Mon, 27 Feb 2006, Olivier Cochard wrote:

> Here is an example of output during the starting of the volume:
>
> =============================
> 3 drives:
>
> D disk_ad1              State: up     /dev/ad1s1     A: 0/238475 MB (0%)
>
> D disk_ad2              State: up     /dev/ad2s1     A: 0/238475 MB (0%)
>
> D disk_ad3              State: up     /dev/ad3s1     A: 0/238475 MB (0%)

Are there no bsdlabels on the disks?  I.e., is this device listing 
intended (ad1s1 instead of ad1s1a).

> But, Once it gets to "UP", it's impossible to mount the volume:
>
> mount: /dev/gvinum/fatty on /mnt/home1: incorrect super block.

This question might sound stupid, but is there a filesystem on the device? 
If it initializes, the filesystem is gone, if there ever was one.

regards,
le

-- 
Lukas Ertl                         http://homepage.univie.ac.at/l.ertl/
le@FreeBSD.org                     http://people.freebsd.org/~le/