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Date: Sun, 3 Jun 2001 10:17:56 +0930
From: Greg Lehey <grog@FreeBSD.org>
To: Steve Price <steve@havk.org>
Cc: freebsd-stable@freebsd.org
Subject: Re: vinum panic
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In-Reply-To: <20010602121353.N688@bsd.havk.org>; from steve@havk.org on Sat, Jun 02, 2001 at 12:13:53PM -0500
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On Saturday,  2 June 2001 at 12:13:53 -0500, Steve Price wrote:
> I've been trying for several days now to get a RAID5 volume
> setup on a new box and no matter what I've tried it always
> ends up panic'ing the kernel where I try to create the volume.
>
> Here's my configuration file:
>
> drive d1 device /dev/da1s1e
> drive d2 device /dev/da2s1e
> drive d3 device /dev/da3s1e
> drive d4 device /dev/da4s1e
> drive d5 device /dev/da5s1e
> volume raid
>   plex org raid5 512k
>     sd length 17626m drive d1
>     sd length 17626m drive d2
>     sd length 17626m drive d3
>     sd length 17626m drive d4
>     sd length 17626m drive d5
>
> I've decided that I would skip RAID5 and do RAID10 instead
> because I've had success with it before.  So after the crash
> here's what I did.
>
> vinum
> vinum -> resetconfig
> vinum -> saveconfig
> vinum -> stop
> newfs /dev/da1s1e
> newfs /dev/da2s1e
> newfs /dev/da3s1e
> newfs /dev/da4s1e
> newfs /dev/da5s1e

So far all of this is unnecessary.

> disklabel -e /dev/da1s1e # change 4.2BSD to vinum for 'e'
> disklabel -e /dev/da2s1e
> disklabel -e /dev/da3s1e
> disklabel -e /dev/da4s1e
> disklabel -e /dev/da5s1e
> vinum
> vinum -> mirror -v -n raid10 -s /dev/da2s1e /dev/da3s1e /dev/da4s1e /dev/da5s1e
> drive vinumdrive0 device /dev/da2s1e
> vinum: drive vinumdrive0 is up
> Can't create drive vinumdrive0, device /dev/da2s1e: Invalid argument (22)
> vinum -> printconfig
> # Vinum configuration of , saved at Sat Jun  2 07:09:00 2001
> vinum -> ls
> vinum -> ld
> vinum -> lv
> vinum -> lp
> vinum -> quit
>
> How can vinumdrive0 be up when it isn't defined?
>
> Anyone have any pointers to help down the road to vinum nirvana?

Well, I'd start off by reading the section DEBUGGING PROBLEMS WITH
VINUM in vinum(4), or http://www.vinumvm.org/vinum/how-to-debug.html,
or both.  Basically, I have almost no information to go on.  What was
the panic?

Greg
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