[CentOS] Raid 5 Q

Fri Nov 16 17:23:46 UTC 2012
Scott Silva <ssilva at sgvwater.com>

on 11/16/2012 9:02 AM Phil Savoie spake the following:
> I have a raid 5 built on an opensuse box that I just reinstalled Centos 
> 6.3 on.  Is it possible to rebuild the raid 5 array non-destructively?
> I have googled on this and have found using mdadm --scan --assemble 
> <list of fd devices>.  Will this do it?  I sure wouldn't want to lose my 
> data on the array if possible.
> thank you,
> Phil
It could be possible, but I think I would rather try to back it up with some
sort of recovery system first... If the data is VERY critical, I would clone
the drives with DD first just to make sure...