From mboxrd@z Thu Jan  1 00:00:00 1970
From: Juraj Holtak <juraj@proaut.org>
Subject: Re: how to add third drive to RAID1 made of two drives without
	destroying data
Date: Sat, 22 Oct 2005 20:59:42 +0200
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	 <200510221319.22002.chase.venters@clientec.com>
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To: Chase Venters <chase.venters@clientec.com>
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Am Samstag, den 22.10.2005, 13:18 -0500 schrieb Chase Venters:

> Indeed. Check mdadm --grow:

I did

mdadm --grow /dev/md9 -n3
mdadm --manage /dev/md9 --add /dev/sdc9

Works like a charm. Thank you.

cheers,
juraj