
76 2.4 IIS/Exchange Store
While the capacity can be attained with large drives, the transaction rate
is typically addressed with many spindles, which break the mechanical lim-
its of a single disk drive and enable users to have a larger request rate than
that of a single disk by arranging several of them together. It is a challenge,
because larger drives tend to reduce the spindle count, and more spindles
tend to increase the capacity, sometimes exceeding two or three times the
capacity needs.
2.4 IIS/Exchange Store
Exchange 2003 goes further than Exchange 5.5 with the support of Inter-
net protocols by tightly integrating the Internet Information Services ...