HP XP Racks User Manual

Page 268

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Description

Item

Input area:

Specify the LDEV capacity to create in a free space, a pool, or an
external volume.

Detailed calculation of the LDEV capacity differs depending on the
specification of the unit. For details, see

“Virtual LUN size calculations”

(page 44)

.

Specify the number of LDEVs to create in a free space, pool, or the external
volume.

Number of LDEVs per Free Space, Number
of LDEVs, or Number of LDEVs per External
Volume

LDEV name. Specify the prefix characters and the initial number.

LDEV Name

Prefix is a fixed character string.

Initial Number is the initial number of the LDEV name.

Specify the prefix characters and the initial number according to the rules
below. You can specify up to 32 characters total.

Example:

1: Up to 9 numbers are added (1, 2, 3... 9).

08: Up to 92 numbers are added (08, 09, 10... 99).

23: Up to 77 numbers are added (23, 24, 25... 99).

098: Up to 902 numbers are added (098, 099, 100... 999).

Specify the format type. This appears when an internal or external volume
is used.

Format Type

Quick Format: Quick formatting is the default format type. You cannot
select this when the provisioning type is something other than the internal
volume.

Write to Control Blocks: You can select this option when the external
mainframe volume is created. This is default when selecting the external
volume of the mainframe system.

Normal Format: Normal formatting.

No Format: Volumes are not formatted.

Specify the LDEV ID. LDKC is fixed to 00. Default of CU and DEV is 00:00.

Initial LDEV ID

For creating multiple LDEVs, select the interval of the assigned LDEV ID
from the Interval list.

Displays the View LDEV IDs windows.

View LDEV IDs

Specify the SSID. The default is 0004.

Initial SSID

When creating multiple LDEVs, specify the beginning number setting to
the LDEV.

Displays the View SSIDs window.

View SSIDs

Cache logical partition number, displayed as ID:CLPR.

CLPR

Specify the MP blade you want to assign to the LDEV.

MP Blade

You can select an ID from MPB0 to MPB7. If automatic assignment is
enabled for one or more MPs, you can also select Auto.

If Auto is enabled, the default is Auto. If Auto is disabled, the default is
the lowest number of the MP blade.

Tiering Policy: All(0) is selected by default. You can change a level from
Level1(1) to Level5(5) or from Level6(6) to Level31(31). See

“Notes on

tiering policy settings” (page 104)

.

Tiering Policy

You can specify this function when the Smart Pool is enabled.

268 LDEV GUI reference

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