Upgrading to 6.0 - Would this backup strategy work?

[Lowell Gilbert]

"Richard Collyer" <richard at firebadger.net> writes:

> I'm thinking of upgrading my 5.4 box to 6.0 mainly becuase I've never done
> a buildworld I've always installed a fresh. The box is not production
> quality just something for me to learn BSD on.
> 
> I have a 7006-2 3ware raid controller miroring on 2 drives. If I was to
> remove one of the drives and then do the upgrade if the upgrade was
> successful I could put the other drive in a build the array again.
> 
> If it failedi could use the old drive to rebuild a working system quickly.
> 
> Anyone see any issues with this?

I think it should work.  It seems to have a bunch of ways to
accidentally shoot yourself in the foot, though.