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SANRAD I3.1.1205 User Manual

Page 311

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Appendix: Sample Configurations

A-11

Table A-4: Storage

Devices

Alias

Entity Name

LUN

Oper. Status Subdisk

Stor_1

500507606058c90

0

Enabled

entire

Stor_2

2000002037f88fb8 0

Enabled

entire

Stor_3

2000002037c32b1f 0

Enabled

entire

Stor_4

2000002037c32450 0

Storage

is

missing

entire

New disk Ð

Stor_5 500708206059f880 0

Enabled entire

STEP 3.

CREATE A SIMPLE VOLUME

Use the CLI command

volume create simple

to create a simple

volume from the newly inserted disk.

volume create simple –vol Simple5 –d Stor_5

STEP 4.

REPLACE FAILED VOLUME

Use the CLI command

volume replace

to replace simple volume 4

which sat on the failed disk with simple volume 5 in the mirrored volume
hierarchy.

volume replace –vol Simple4 –nvol Simple5

STEP 5.

C

HECK VOLUME STATUS

Use the CLI command

volume show

to view the volume status. Note

that Simple4 is defined as Nonfunctional while Simple5 is defined as
NeedSync.

Alias

Vol Type

# of Blocks

Block Size State

Simple3 Simple 1024

512

Exposed

Simple4 Simple 1024

512

Nonfunct

Simple5 Simple 1024

512

NeedSync

Mirror2 Mirror 1024

512

Exposed

STEP 6.

S

YNCHRONIZE MIRROR

Use the CLI command

volume mirror synch

to synchronize the new

volume data with its intact mirrored volume, Simple3. Once you execute
this command, the new mirrored volume will be fully functional.

volume mirror synch –src Simple3 –dst Simple5

The synchronization is finished when the volume status of Simple5 changes
from NeedSync to Exposed.