HP XP P9000 Performance Advisor Software v5.5 User Guide (T1789-96337, Februrary 2013)

E Metric Category, metrics, and descriptions
Metrics and descriptions
“Metric Category, metrics, and descriptions” (page 387) provides the metric categories and metrics
that are available in each of the metric categories, and the metric descriptions.
Table 40 Metrics and descriptions
DescriptionMetricMetric category
Applicable for Open volumes.
Obtained by the sum of the
The total frontend I/Os
(random plus sequential) on
ACP Total IO  FrontendFrontend IO Metrics
metrics of all the LDEVs in aall the RAID groups
managed by the ACP pair. RAID Group and all the RAID
groups being managed by the
ACP Pair.
The total frontend I/Os for
the random I/O (random
ACP Total Random IO 
Frontend
reads plus random writes)
on all the RAID groups
managed by the ACP pair.
The total frontend I/Os for
the sequential IO (sequential
ACP Total Sequential IO 
Frontend
reads plus sequential writes)
on all the RAID groups
managed by the ACP pair.
The frontend I/Os for
random read requests for all
ACP Random Reads 
Frontend
the RAID groups managed
by the ACP pair.
The frontend I/Os for
random read requests that
ACP Random Reads Cache
Hits  Frontend
result in cache hits, for all
RAID groups managed by
the ACP pair.
The frontend I/Os for the
random write requests for all
ACP Random Writes 
Frontend
the RAID groups managed
by the ACP pair.
The frontend I/Os for the
sequential read requests for
ACP Sequential Reads 
Frontend
all the RAID groups
managed by the ACP pair.
The frontend I/Os for the
sequential read requests that
ACP Sequential Read Cache
Hits  Frontend
result in cache hits for all the
RAID groups managed by
the ACP pair.
The frontend I/Os for the
sequential write requests for
ACP Sequential Writes 
Frontend
all the RAID groups
managed by the ACP pair.
Applicable only for
Mainframe volumes.
The frontend I/Os for the
search or reads in basic
ACP Search/Reads Basic
Mode  Frontend
Obtained by the sum of themode for all the RAID groups
managed by the ACP pair. metrics of all the LDEVs in a
RAID Group and all the RAID
The frontend I/Os for the
search or reads that result in
ACP Search/Rd Hits Basic
Mode  Frontend
groups being managed by the
ACP Pair.
cache hits in basic mode for
Metrics and descriptions 387