Technical White Paper

Size: Size of the virtual disk specified in MB. If not specified, default will use full size of physical
disk drives selected.
RAIDLevel:
RAID 0 = 2
RAID 1 = 4
RAID 5 = 64
RAID 6 = 128
RAID 10 = 2048
RAID 50 = 8192
RAID 60 = 16384
SpanDepth: If not specified, default is single span which is used for RAID 0, 1, 5 and 6. Raid 10,
50 and 60 require a spandepth of at least 2.
SpanLength: Number of Physical Disk Drives to be used per span. Minimum requirements for
given RAID Level must be met.
StripeSize:
8KB = 16
16KB = 32
32KB = 64
64KB = 128
128KB = 256
256KB = 512 512KB =
1024 1MB = 2048
ReadPolicy:
No Read Ahead = 16
Read Ahead = 32
Adaptive Read Ahead = 64
WritePolicy:
Write Through = 1
Write Back = 2