replacing disks under sun volume manager

From: sunmanagers mailing list (sunmanagers@chrysek.dyndns.org)
Date: Wed Sep 27 2006 - 13:18:06 EDT


I have two 18 gig disks under sun volume manager, I need to replace them
with 73gb disks... what woul dbe the easiest way fo doing it? I always
worked with veritas and never had a chance to work with volume manager so
I dont want to screw it up and that is why I am asking. What I think I
should do is the following:
break mirror
replace one disk with 73gb
create partitions (one for data and then another for metadb)
create metadb on that partition
setup mirror back
resync mirrors
repeat the same thing over with the other disk when resync is done
then I think I need to grow fs.

it all sounds in theory but I am not sure what commands should I use thats
one, I cant screw it up. and second I do not even know if that is
possible, I did look on the net and all those things that I found were
referencing failed disks rather than changing it for bigger drive.

Or should I just do a backup, then remove those two disks and create new
mirror and recover from tapes?

What do you think? What should I do? I was hoping I could do the first
step so that system could be live while I am doing it reducing a
downtime... (yeah unles I screw it up of course)

Thanks for any help or suggestions.

Chris
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