Date: Thu, 22 Jul 2004 11:54:53 -0400 From: "Eric Toll" <etoll@vipstructures.com> To: "Artem Koutchine" <matrix@itlegion.ru> Cc: freebsd-hardware@freebsd.org Subject: RE: Is it possible to migrate raid 5 array to another controller? Message-ID: <9BC86C67C3AF7646B9C5382020457A944E4C2A@VIP10-WIN2K>
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=20 > -----Original Message----- > From: owner-freebsd-hardware@freebsd.org=20 > [mailto:owner-freebsd-hardware@freebsd.org] On Behalf Of=20 > Artem Koutchine > Sent: Thursday, July 22, 2004 6:05 AM > To: freebsd-questions@freebsd.org > Cc: freebsd-hardware@freebsd.org > Subject: Is it possible to migrate raid 5 array to another controller? >=20 > Hello! >=20 > If i am running raid5 on 3ware can i use the same disk array as > raid5 on, for example, high point controller without=20 > rebuilding the array, just reattching disks to a new=20 > controller? Basically, i am asking if raid5 is a industrially=20 > standard or every manufacturer adds something to its specs. >=20 > Artem Hmm, I'm thinking no. In order for the new controler to work it needs = to be setup. When new it has no config. You'd need to create a logical = drive stripe size, array size etc from the new controller bios point of view.=20 Make sure these settings are exactly the same setup as the old = controller is using. Usually creating a logical drive (RAID X) Is a destructive process. I = could be wrong. =20 Get a good backup first before changing controllers, then try it, and = you'll have Nothing but time to loose.
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