
4.8 The value of RAID 303
Chapter 4
acceptable. This carries a lot of importance, and I will take the opportunity,
once again, to reinforce the great advantage, if you’ve been running an
Exchange 5.5 environment, of capturing performance counter information
and establishing a baseline, a pattern of behavior of Exchange in your par-
ticular environment.
As you can see, it’s not black or white, red or blue, love or hate: it’s all a
question of determining, in your own particular environment, what the
load looks like, because that may turn out to be a massive cost savings
given that the most performance is needed when you do read accesses. In
the majority ...