Technical information

Drive Configuration
Manual No. 775029 2-13
☞ If you want your array to reserve a spare drive, press Enter
with Yes selected.
☞ If you prefer not to reserve a spare drive and thereby use all
the available drives in the array, use the arrow key to select No,
then press Enter.
❑ Optimization Priority
The Optimization Priority screen is displayed under the following
conditions:
• Fault Tolerance = YES, AND
• Number of Available
1
Drives on Controller > 2
☛ Note
If you have only two available drives on this
controller, you’ll get a RAID 1 (mirroring)
configuration, which optimizes for performance. You
will, therefore, NOT see the Optimization Priority
choice screen.
Assuming your situation meets the conditions above, the Optimization
Priority screen is displayed (Figure 2-11).
Figure 2-11. Optimize for Capacity?
At this point you choose whether available capacity or array performance is
the top criterion in your fault tolerant array. If you choose Capacity, you’ll be
1. “Available” drives are both unconfigured AND not reserved as a
spare.