I'd recommend listening to some of the 2.5 Admins podcasts. There are a few episodes (earlier on I think) where one of the hosts lists a number of issues with h

I'd recommend listening to some of the 2.5 Admins podcasts. There are a few episodes (earlier on I think) where one of the hosts lists a number of issues with how it is implemented and basically wouldn't recommend it for anything, even in trivial set ups with a single drive there are far better alternative's.