Keith,
First of all, please remember that, despite the popular perception that
because data warehouses are read only (they aren't, by the way!), they do
not place great demands on the I/O subsystem.
The real facts are that data warehouses, because much of their I/O activity
is uncacheable due to
Does this layout seem reasonable as a starting point for a Windows
2003/Oracle 9.2 DSS database?
Volume 0 Mirrored 33 GB OS (Windows 2003)
Volume 1 Mirrored 33 GB Oracle Home / Archive Logs / UNDO
Volume 2 Mirrored 33 GB Redo / Temp / System
Volume 3 RAID 5 409 GB