Dell PowerVault MD3220 Cli Manual page 136

Parameter
capacity
owner
cacheReadPrefetch
segmentSize
136
Script Commands
Description
Size of the virtual disk that you are adding
to the storage array. Size is defined in
units of bytes, KB, MB, GB, or TB.
NOTE:
Add a space between the last digit
and the size (bytes, KB, MB, or GB) for
values greater than 9. If you do not specify
a capacity, all the available physical disk
capacity in the disk group is used. If you do
not specify the capacity unit, bytes is used
as the default unit.
RAID controller module that owns the
virtual disk. Valid RAID controller module
identifiers are 0 or 1, where, 0 is the RAID
controller module on the left and 1 is the
RAID controller module on the right
when viewed from the rear of the
enclosure. If you do not specify an owner,
the RAID controller module firmware
determines the owner.
NOTE: owner
The parameter defines
which RAID controller module owns the
virtual disk. The preferred RAID controller
module ownership of a virtual disk is the
RAID controller module that currently owns
the disk group.
The setting to turn on or turn off cache
read prefetch. To turn on cache read
prefetch, set this parameter to TRUE. To
turn off cache read prefetch, set this
parameter to FALSE.
Amount of data (in kilobytes) that the
RAID controller module writes on a single
physical disk in a virtual disk before
writing data on the next physical disk.
Valid values are 8, 16, 32, 64, 128, 256, or
512. For information about the
segmentSize parameter, see "Using the
Auto Configure Command" on page 53.