HP XP Performance Advisor Software User Manual

Page 388

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Table 40 Metrics and descriptions (continued)

Description

Metric

Metric category

all the RAID groups
managed by the ACP pair.

The frontend I/Os for the
write requests in basic mode

ACP Write Basic Mode
Frontend

for all the RAID groups
managed by the ACP pair.

The frontend I/Os for the
search or reads in sequential

ACP Search/Read Seq
Access Mode

Frontend

access mode for all the RAID
groups managed by the
ACP pair.

The frontend I/Os for the
search or reads in sequential

ACP Search/Rd Hits Seq
Access Mode

Frontend

access mode that results in
the cache hits, for all the
RAID groups managed by
the ACP pair.

The frontend I/Os for the
write requests in sequential

ACP Write Seq Access
Mode

Frontend

access mode for all the RAID
groups managed by the
ACP pair.

Applicable only for
Mainframe volumes.

The total frontend I/Os (read
plus write) in the Cache Fast

Total CFW

Obtained by the sum of the

Write mode, for the ACP
pair.

metrics of all the LDEVs in a
RAID Group and all the RAID

The frontend I/Os for read
requests in the Cache Fast

CFW Reads

groups being managed by the
ACP Pair.

Write mode, for the ACP
pair.

The frontend I/Os for read
requests in the Cache Fast

CFW Read Cache Hits

Write mode that result in
cache hits, for the ACP pair.

The frontend I/Os for write
requests in the Cache Fast

CFW Writes

Write mode, for the ACP
pair.

The frontend I/Os for write
requests in the Cache Fast

CFW Write Cache Hits

Write mode that result in
cache hits, for the ACP pair.

The total frontend I/Os
(normal plus sequential

DFW Count

access) in the DASD Fast
Write mode, for the ACP
pair.

The frontend I/Os for normal
requests in the DASD Fast

DFW Normal Count

Write mode, for the ACP
pair.

The frontend I/Os for
sequential access requests

DFW Seq Acc Count

388 Metric Category, metrics, and descriptions

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