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HP XP P9000 Performance Advisor Software User Manual

Page 403

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Table 41 Metrics and descriptions (continued)

Description

Metric

Metric category

Applicable only for XP disk
arrays.

ACP Pair Util Total

Utilization Metrics

The total utilization of the
ACP pair.

Example – ACP Pair BH has
B as the left ACP card and H
as the right ACP card.

In a thin provisioning
environment where an
ACP pair is associated
with a ThP pool, the ACP
Pair Util Total metric
provides the ACP
utilization due to the I/O
cache miss (where
frontend I/Os occurring
on a ThP pool are
received at the array
backend). In this case,
ACP utilization also
correlates to the
utilization of RAID groups
associated with a ThP
pool.

The utilization of the MP# on
the ACP pair.

ACP Pair Util MP0

ACP Pair Util MP1

ACP Pair Util MP2

ACP Pair Util MP3

ACP Pair Util MP4

ACP Pair Util MP5

ACP Pair Util MP6

ACP Pair Util MP7

The total utilization of the left
ACP in the ACP pair.

ACP Left Util Total

The utilization of the MP# on
the left ACP.

ACP Left Util MP0

ACP Left Util MP1

ACP Left Util MP2

ACP Left Util MP3

ACP Left Util MP4

ACP Left Util MP5

ACP Left Util MP6

ACP Left Util MP7

The total utilization of the
right ACP in the ACP pair.

ACP Right Util Total

Metrics and descriptions 403

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