On Tue, Jan 23, 2007 at 17:15:49 -0500, Jeffrey Ross <jeff@xxxxxxxxxx> wrote: > Can I take a running raid 1 (Mirror) logically fail a drive and remove it > from the array and then reload the system using only the drive that was > logically failed from the system? > > Basically the goal is to be able to apply patches/changes etc and be able > to test them and still have an easy way to roll back to the previous > system state, and then rebuild the array of which ever drive I consider to > be stable. Yes it is possible to do that. Switching back is going to be a bit tricky though unless you have some environment where you can have the whole array offline. I wouldn't suggest doing this just to test a few patches.