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Add mirrorset – HP Array Controller HSG V8.7 Software User Manual

Page 287

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CLI Commands

B–15

ADD MIRRORSET

Names a mirrorset and adds it to the controller configuration.

Syntax

ADD MIRRORSET mirrorset-name disk-name1 [disk-nameN]

Parameters

mirrorset-name
Assigns a name to the mirrorset. This is the name used with the ADD
UNIT command to identify the mirrorset as a host-addressable unit.

The mirrorset name must start with a letter (A through Z) and may
consist of a maximum of nine characters including letters A through Z,
numbers 0 through 9, periods (.), dashes (-), or underscores (_).

Tip It is common to name a mirrorset MIRRn, where n is a
sequentially-assigned, unique identifier. Other naming conventions are
acceptable, but this naming convention presents both the type of
container and its unique identifier.

disk-name1 [disk-nameN]
Identifies the disk drives making up the mirrorset. A mirrorset may
contain one to six disk drives.

Switches

COPY=FAST
COPY=NORMAL (Default)
Sets the speed at which the controller copies data to a new member
from normal mirrorset members when data is being mirrored to the
storageset’s disk drives.

Specify COPY=FAST to allow the creation of mirrored data to take
precedence over other controller operations. When you specify
COPY=FAST, the controller uses more resources to create the mirrored
data, and copying takes less time. However, overall controller
performance is reduced during copying.