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Date: Fri, 07 Nov 2008 10:09:52 +0100
From: Frank Bonnet <f.bonnet@esiee.fr>
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To: Pieter Donche <Pieter.Donche@ua.ac.be>
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Cc: freebsd-questions@freebsd.org
Subject: Re: Hardware Raid + hot-replace failed disk
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Pieter Donche wrote:
> Suppose you have a system with multiple disks managed by a
> hardware RAID controller in a RAID5 of RAID6 configuration,
> 
> To FreeBSD it will look like e.g. a single large drive.
> 
> If you want to extend your disk space by plugging in an extra
> disk, the hardware RAID controller will probably detect it and
> add it in his management, but will it be seen by FreeBSD?
> 
> How can you make the added disk-space available for FreeBSD.
> Can this be done without shutting down the system? How??
> 

I think this would be possible using vinum, but I've never tested it.