HP StorageWorks P9000 Performance Advisor Software v5.2 User and Troubleshooting Guide (T1789-96315, June 2011)

DescriptionMetricMetric category
The sum total of sequen-
tial frontend read I/Os on
individual virtual volumes
defined in this pool.
THP Pool Sequential
Reads
The sum total of sequen-
tial frontend read I/Os on
individual virtual volumes
defined in this pool,
which are serviced from
the cache.
THP Pool Sequential Read
Cache Hits
The sum total of sequen-
tial frontend write I/Os on
individual virtual volumes
in this pool.
THP Pool Sequential
Writes
Each snapshot pool value
is the sum of all the LDEVs
in the snapshot.
The total frontend I/Os
(random plus sequential)
over the entire collection
interval on all the snap-
shots in a snapshot pool.
SNAPSHOT Pool Total IO
The total frontend I/Os for
random I/Os (random
reads plus random writes)
for all the snapshots in a
snapshot pool.
SNAPSHOT Pool Total
Random IO
The frontend I/Os for
random read requests for
all the snapshots in a
snapshot pool.
SNAPSHOT Pool Random
Reads
The frontend I/Os for
random read requests that
result in cache hits, for all
the snapshots in a snap-
shot pool.
SNAPSHOT Pool Random
Read Cache Hits
The frontend I/Os for
random write requests
that result in cache hits,
for all the snapshots in a
snapshot pool.
SNAPSHOT Pool Random
Writes
The frontend I/Os for se-
quential I/Os for all the
snapshots in a snapshot
pool.
SNAPSHOT Pool Total
Sequential IO
The frontend I/Os for se-
quential read I/Os for all
the snapshots in a snap-
shot pool.
SNAPSHOT Pool Sequen-
tial Reads
Metric Category, metrics, and descriptions442