Re: Creating in degraded mode...

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I'm interested in this as well.

Isn't a RAID-5 array with two missing drives broken?

Has anyone actually tried this?  I don't have any spare
drives to play with to test.

The other option is to break the RAID-1, create a new
RAID-5 with the two drives and the third, RAID-1, drive
as the missing drive in the RAID-5 set.  Copy over the
data from the RAID-1 drive and then add that drive back
into the RAID-5 array and it should rebuild.

Any thoughts?

Regards,

Kourosh

At 08:57 AM 2/26/2003, Adam Luter wrote:
Using 'missing' for the device name for the missing devices.

-Gryn (Adam Luter)

On Wed, Feb 26, 2003 at 08:22:13AM -0800, rmack@mackman.net wrote:
> I currently have a 2 drive RAID-1 array.  I would like to convert it into
> a 3 drive RAID-5 array.  I'd rather avoid raidreconf because I'v never
> used it before.  It seems to me, that I should be able to run the existing
> RAID-1 in degraded mode (only one drive), and then copy it's contents to a
> degraded (only two drive) RAID-5 array.  The question, of course, is how
> do I create a RAID-5 array in degraded mode?  After the copy, I would then
> hotadd the other former RAID-1 drive into the RAID-5 and let it
> reconstruct the array.
>
> Any thoughts?  Please reply to me directly, I'm off the list for now.
>
> Thanks, Ryan Mack
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