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

DescriptionMetricMetric category
The utilization of the RAID
group for writing random
parity.
RAID Group Utilization
Random Write Parity
The utilization of the RAID
group for sequential
reads.
RAID Group Utilization
Seq Reads
The utilization of the RAID
group for sequential
writes.
RAID Group Utilization
Seq Writes
The utilization of the RAID
group for writing sequen-
tial parity.
RAID Group Utilization
Seq Write Parity
Cache Usage Utilization,
Cache Writes Pending
Utilization, Cache Sidefile
Usage Utilization.
The utilization of the
cache shown as a percent-
age value.
Cache Usage Util
The utilization of the
cache write pending
shown as a percentage
value.
Cache Writes Pending
Util
The utilization of the side-
file shown as a percent-
age value.
Cache Sidefile Usage Util
The usage rate of a ThP
pool. The ThP pool occu-
pancy is displayed only for
an XP24000 type array.
The utilization of the ThP
pool shown as a percent-
age value.
THP Pool Occupancy
The usage rate of a snap-
shot pool. The snapshot
pool occupancy is dis-
played for the XP12000
and later type arrays.
The utilization of the
snapshot pool shown as
a percentage value.
SNAPSHOT Pool Occu-
pancy
The usage rate of a con-
tinuous access journal file.
The utilization of the
journal file usage shown
as a percentage value.
Journal File Usage Util
Applicable for only P9500
disk arrays.
The average utilization is
calculated as the utiliza-
tion of all the individual
processors in an MP
blade over an entire col-
lection interval.
Average MP Blade Util
The utilization of an indi-
vidual processor on an
MP blade over an entire
collection interval.
MP Blade Processor Util
HP StorageWorks P9000 Performance Advisor Software User Guide 457