ATTO Technology diamond array s Manuel D’Utilisation
60
RAID Level 5
2
Type
set
QuickRAID5 1 1
3
Type SaveConfiguration Restart
The array is configured into one RAID Level 5
group with one Hot Spare sled.
group with one Hot Spare sled.
To set up two RAID Level 5 groups with two Hot
Spare sleds
Spare sleds
1
Connect to Diamond Storage Array services
(refer to
(refer to
Accessing the Array
on page 17) and use
the CLI or enter ATTO ExpressNAV browser
interface Advanced CLI Configuration page.
interface Advanced CLI Configuration page.
2
Type set QuickRAID5 2 2
3
Type SaveConfiguration Restart
The array is configured into two RAID Level 5
groups with two Hot Spare sleds. Refer to
Exhibit 6.4-1
groups with two Hot Spare sleds. Refer to
Exhibit 6.4-1
Exhibit 6.4-1 LUNs are set up using the drives and sleds shown here. Parity information is spread throughout each
LUN.
LUN.
Exhibit 6.4-2 Drives are striped, and parity information is interspersed among the sleds.
Exhibit 6.4-3 Configuration of sleds in RAID Level 5 in a fully populated array (12 sleds).
Sled
1
2
3
4
5
6
7
8
9
10
11
12
Drive
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
QuickRAID5 1
LUN 1
QuickRAID5 2
LUN 1
LUN 2
QuickRAID5 3
LUN 1
LUN 2
LUN 3
QuickRAID5 4
LUN 1
LUN 2
LUN 3
LUN 4
Physical Sled
1
2
3
4
5
6
7
8
9
10
11
12
Physical Drive
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
Step 1
Virtual Drive
1
2
3
4
5
6
7
8
9
10
11
12
Step 2
Striping
Step 3
Created LUN
LUN 1
LUN 2
LUN 3
LUN 4
Sled
1
2
3
4
5
6
7
8
9
10
11
12
Drive
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
QuickRAID5 1 1
LUN 1
Hot
Spare
QuickRAID5 2 2
LUN 1
LUN 2
Hot
Spare
Hot
Spare