Galaxy Metal Gear 65 Manual De Usuario

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Managing Arrays & Partitions
 105
Appendix  C
Creating and Managing 
Arrays & Partitions
Using the Disk Array Administrator, you can create and manage arrays and partitions. You can perform 
the following array-related functions:
• Create arrays (see 
page 105
)
• Manage arrays (see 
page 116
)
• Manage partitions (see 
page 133
C.1 Creating Arrays
You can create an array anytime. You can create arrays from either SM A or SM B. Arrays you create 
from one SM are not visible through the RS-232 or Ethernet port of the other SM. However, all unused 
disk drives connected to all LRC I/O modules and all pool spares are available to both SMs.
The maximum size for any array is 2 TB. 
Table 3–1
 describes the drive requirements for each RAID level.
Table 3–1
Drive requirements by RAID level
RAID level
Minimum 
number of 
drives
Maximum 
number of 
drives
Volume Set
1
1
RAID 0
2
16
RAID 1 (Mirrored)
2
16
RAID 3
3
16
RAID 4
3
16
RAID 5
3
16
RAID 50
6
32