HP StorageWorks P9000 Performance Advisor Software v5.3 User and Troubleshooting Guide (T1789-96322, August 2011)

E Metric Category, metrics, and descriptions
Metrics and descriptions
“Metric Category, metrics, and descriptions” on page 441 provides the metric categories and metrics
that are available in each of the metric categories, and the metric descriptions.
Table 34 Metrics and descriptions
DescriptionMetricMetric category
Applicable for Open
volumes. Obtained by the
sum of the metrics of all
the LDEVs in a RAID Group
and all the RAID groups
being managed by the
ACP Pair.
The total frontend I/Os
(random plus sequential)
on all the RAID groups
managed by the ACP
pair.
ACP Total IO – FrontendFrontend IO Metrics
The total frontend I/Os for
the random I/O (random
reads plus random writes)
on all the RAID groups
managed by the ACP
pair.
ACP Total Random IO –
Frontend
The total frontend I/Os for
the sequential IO (sequen-
tial reads plus sequential
writes) on all the RAID
groups managed by the
ACP pair.
ACP Total Sequential IO
– Frontend
The frontend I/Os for
random read requests for
all the RAID groups man-
aged by the ACP pair.
ACP Random Reads –
Frontend
The frontend I/Os for
random read requests that
result in cache hits, for all
RAID groups managed by
the ACP pair.
ACP Random Reads
Cache Hits – Frontend
The frontend I/Os for the
random write requests for
all the RAID groups man-
aged by the ACP pair.
ACP Random Writes –
Frontend
The frontend I/Os for the
sequential read requests
for all the RAID groups
managed by the ACP
pair.
ACP Sequential Reads –
Frontend
HP StorageWorks P9000 Performance Advisor Software User Guide 441