HP Workstation xw6000 Adaptec SCSI RAID 2120S: Software User's Guide - Page 23

Assigning Array Properties, Array Properties, Enter

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Using Adaptec RAID Configuration Assigning Array Properties Note that you cannot change array properties from the ACU once the array is created. To change array properties once the array is created, use Adaptec Storage Manager. To assign properties to the new array: 1 In the Array Properties menu, select an array type and press Enter. Note that only those array types available according to the number of drives selected are displayed. For a description of the supported array types, see the installation guide shipped with your controller. The physical SCSI limitation for the controller is 15 drives per channel. The maximum number of drives allowed and minimum number of drives required depends on the RAID level. Consult Table 2-1 for a listing of this information. Table 2-1 RAID Levels and Drives Information RAID Level Volume RAID 0 RAID 1 RAID 5 RAID 10 RAID 50 Maximum Drives Allowed 32 48 2 16 48 48 Minimum Drives Required 1 2 2 3 4 6 2 Type in an optional label for the array and press Enter. 3 Enter the desired array size. The maximum array size available based on the segments you selected is displayed automatically. If you want to designate a different array size, type the desired array size and select MB (megabytes), GB (gigabytes), or TB (terabytes) from the drop-down list. If the available space from the selected segments is greater than the size specified, the remaining space will be available for use in other arrays. 2-7

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2-7
Using Adaptec RAID Configuration
Assigning Array Properties
Note that you cannot change array properties from the ACU once
the array is created. To change array properties once the array is
created, use Adaptec Storage Manager.
To assign properties to the new array:
1
In the
Array Properties
menu, select an array type and press
Enter
. Note that only those array types available according to
the number of drives selected are displayed. For a description of
the supported array types, see the installation guide shipped
with your controller.
The physical SCSI limitation for the controller is 15 drives per
channel. The maximum number of drives allowed and
minimum number of drives required depends on the RAID
level. Consult
Table 2-1
for a listing of this information.
2
Type in an optional label for the array and press
Enter
.
3
Enter the desired array size. The maximum array size available
based on the segments you selected is displayed automatically.
If you want to designate a different array size, type the desired
array size and select
MB
(megabytes),
GB
(gigabytes), or
TB
(terabytes) from the drop-down list. If the available space from
the selected segments is greater than the size specified, the
remaining space will be available for use in other arrays.
Table 2-1
RAID Levels and Drives Information
RAID Level
Maximum
Drives
Allowed
Minimum
Drives
Required
Volume
32
1
RAID 0
48
2
RAID 1
2
2
RAID 5
16
3
RAID 10
48
4
RAID 50
48
6