RE: creating degraded raid1 with imsm metadata

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> -----Original Message-----
> From: linux-raid-owner@xxxxxxxxxxxxxxx [mailto:linux-raid-
> owner@xxxxxxxxxxxxxxx] On Behalf Of FDi
> Sent: Thursday, May 26, 2011 12:43 AM
> To: linux-raid@xxxxxxxxxxxxxxx
> Subject: creating degraded raid1 with imsm metadata
> 
> Hello *,
> 
> Since Intel's Matrix Storage Manager option ROM doesn't support creating of
> degraded arrays I was wondering if I could use mdadm to make one? I had a
> very hard time finding documentation about how mdadm is supposed to
> work with imsm.
> 
> The plan is to make a 2x1TB raid1 with one device missing and then later add
> the other disk in once all the data has been copied to the degraded array. So
> a typical raid1 migration scenario, which Intel oddly enough doesn't seem to
> support with their option ROM.

Not sure if that's possible but have you looked at the Linux RAID wiki on IMSM information?
https://raid.wiki.kernel.org/index.php/RAID_setup#External_Metadata
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