HP StoreVirtual 4000 User Manual page 218

Table 67 Performance Monitor statistics
Statistic
IOPS Reads
IOPS Writes
IOPS Total
Throughput Reads
Throughput Writes
Throughput Total
Average Read Size
Average Write Size
Average I/O Size
Queue Depth Reads
Queue Depth Writes
Queue Depth Total
IO Latency Reads
IO Latency Writes
IO Latency Total
Cache Hits Reads
CPU Utilization
218 Monitoring performance
Definition Cluster
Average read requests X
per second for the
sample interval.
Average write requests X
per second for the
sample interval.
Average read+write X
requests per second
for the sample interval.
Average read bytes X
per second for the
sample interval.
Average write bytes X
per second for the
sample interval.
Average read and X
write bytes per second
for the sample interval.
Average read transfer X
size for the sample
interval.
Average write transfer X
size for the sample
interval.
Average read and X
write transfer size for
the sample interval.
Number of X
outstanding read
requests.
Number of X
outstanding write
requests.
Number of X
outstanding read and
write requests.
Average time, in X
milliseconds, to service
read requests.
Average time, in X
milliseconds, to service
write requests.
Average time, in X
milliseconds, to service
read and write
requests.
Percent of reads X
served from cache for
the sample interval.
Percent of processor -
used on this storage
Volume or Snapshot NSM
X X
X X
X X
X X
X X
X X
X X
X X
X X
X -
X -
X X
X X
X X
X X
X -
- X