RE: [cobalt-users] raid creation after adding 2nd hdd

[Gerald Waugh <gwaugh@xxxxxxxxxxxxxxxxxxxxxxx>]

On Wed, 24 Mar 2004, Bob Noordam wrote:
> > On Tuesday 23 March 2004 05:22 pm, Florian Arzberger wrote:
> > > how do i start raid creation after adding a 2nd hdd into my raq4i ?
> >
> > Hm.  I'm sure it can be done, but the 4i OSRCD does not set
> > up the RAID config
> > stuff by default. You'd have to manually configure it all,
> > and I'm not sure
> > I've seen a howto on that procedure.  I would think if you
> > could find a
> > generic "adding RAID" procedure and modify it according to the RaQ's
> > partition scheme, it should work.  But having never done it,
> > I have no idea
> > what would be involved.
> >
> > The few times I've had to do it, I just restored the RaQ with a 4r CD.
>
>
> I have done it before, but never noted the steps. Basicaly i created the
> partitions and dumped a config file in from a machine that already had raid.
> Upon reboot the rebuild started. I have 3 raid kits coming in from
> gerald soon to upgrade some machines, i'll post a step by step by then.

You need /etc/raidtab from a RaQ4r
You need to fdisk the current drive, setting partition type to FD, where
it is currently 83.

That may do it! SWAGing it!

Gerald
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