beautypg.com

Storage capacities for xserve raid schemes, Storage capacities for xserve raid schemes 78 – Apple Xserve RAID User Manual

Page 77

background image

78

Chapter 8

Storage Capacities for Xserve RAID Schemes

RAID Level

Capacity

RAID 0

Total of all drives

RAID 1

Total of one drive

RAID 0+1

One-half the total capacity of all drives (sum of RAID 1 member
sets)

RAID 3

Total of all drives minus one drive (parity disk)

RAID 5

Total of all drives minus one drive (distributed parity)

RAID 10

One-half the total of all drives

RAID 30

Total of all drives minus two drives

RAID 50

Total of all drives minus two drives