ATTO Technology diamond array s Manuel D’Utilisation

58

RAID Level 1

ExpressNAV interface to determine the setup of
the array.

Hot Spare sleds

To set up RAID Level 1 with Hot Spare sleds

1

Connect to Diamond Storage Array services
(refer to

Accessing the Array

on page 17) and use

the CLI or enter ATTO ExpressNAV browser
interface Advanced CLI Configuration page.

2

Type set QuickRAID 1 2

3

Type SaveConfiguration Restart

4

The array is configured into one RAID Level 1
group with two Hot Spare sleds.

Exhibit 6.3-2

Mirrored stripe groups with LUN designations in a fully populated Diamond Storage Array. If sled 12 were

removed, the drives marked LUN 6 would be available but degraded (unprotected by mirroring). If both sleds 11 and 12 were
missing, LUN 6 would be unavailable.

Exhibit 6.3-3 Configuration of sleds in RAID Level 1: five LUNs with two Hot Spare 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

LUN

1

1

1

1

2

2

2

2

3

3

3

3

4

4

4

4

5

5

5

5

6

6

6

6

Mirror

Partner 1

Partner 2

Partner 1

Partner 2

Partner 1

Partner 2

Partner 1

Partner 2

Partner 1

Partner 2

Partner 1

Partner 2