To remove raid level 0 groups, Accessing the array, Atto expressnav: browser-based interface – ATTO Technology Diamond Storage Array S-Class User Manual

Page 65: Luns: virtual drive numbers, Diamond storage array

Advertising
background image

54

Diamond Storage Array

7

Reboot the host computer.

8

If sled(s) or drive(s) are physically missing from
the array, the entire stripe group (LUN)
containing the drive(s) will be unavailable. To
determine which drives would be unavailable in
various configurations, see Exhibit 6.2-1 and
Exhibit 6.2-2.

To remove RAID Level 0 groups

1

Connect to the array via the RS-232 port or the
optional Ethernet management services card

(refer to

Accessing the Array

on page 17). You

should now be in CLI.

1

Continue with the CLI or access the RAID page
of the ExpressNAV interface (refer to

ATTO

ExpressNAV: Browser-based Interface

on page 25).

2

Type set QuickRAID0 0 to configure the array
in JBOD mode.

3

Continue with steps 4 through 7 of

To set up

RAID Level 0 groups

on page 53.

Exhibit 6.2-1 Sled-based QuickRAID0 stripe groups with LUN designations in a fully populated Array set up as
QuickRAID0 6 sled. If sled 6 were to be withdrawn from the array, LUN 3 (grayed boxes) would be unavailable.

Exhibit 6.2-2 Drive-based QuickRAID0 stripe groups with LUN designations in a fully populated Array set up as
QuickRAID0 6 Drive. If sled 6 were to be withdrawn from the array, LUNs 2 and 5 would be unavailable.

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

JBOD

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

2

1

1

1

1

1

1

1

1

1

1

1

1

2

2

2

2

2

2

2

2

2

2

2

2

3

1

1

1

1

1

1

1

1

2

2

2

2

2

2

2

2

3

3

3

3

3

3

3

3

4

1

1

1

1

1

1

2

2

2

2

2

2

3

3

3

3

3

3

4

4

4

4

4

4

6

1

1

1

1

2

2

2

2

3

3

3

3

4

4

4

4

5

5

5

5

6

6

6

6

12

1

1

2

2

3

3

4

4

5

5

6

6

7

7

8

8

9

9

10

10

11

11

12

12

LUNs: virtual drive numbers

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

JBOD

0

1

13

2

14

3

15

4

16

5

17

6

18

7

19

8

20

9

21

10

22

11

23

12

24

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

2

1

2

1

2

1

2

1

2

1

2

1

2

1

2

1

2

1

2

1

2

1

2

1

2

3

1

2

1

2

1

2

1

2

1

3

1

3

1

3

1

3

2

3

2

3

2

3

2

3

4

1

3

1

3

1

3

1

3

1

3

1

3

2

4

2

4

2

4

2

4

2

4

2

4

6

1

4

1

4

1

4

1

4

2

5

2

5

2

5

2

5

3

6

3

6

3

6

3

6

12

1

7

1

7

2

8

2

8

3

9

3

9

4

10

4

10

5

11

5

11

6

12

6

12

LUNs: virtual drive numbers

Q

u

ic

k

R

AI

D

0

par

am

e

ter

Qu

ic

kR

A

ID

0

p

a

ra

me

te

rs

Advertising