Re: Replace RAID devices without resorting to degraded mode?
From: NeilBrown <hidden>
Date: 2014-03-12 23:18:33
On Wed, 12 Mar 2014 13:45:31 +0100 David Brown [off-list ref] wrote:
So for raid1, you would add a new mirror device, making a 3-way mirror instead of a 2-way one (I don't know off-hand if md raid allows this re-shape).
It sure does. raid1 can be 1-way, 2-way, 3-way, 4-way ..... and "mdadm --grow" can easily switch between them. NeilBrown
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