Usage rates of mps, Function, Storing period – HP XP P9000 for Compatible High Perf FICON Connectivity Software User Manual

Page 34: Selection of monitoring objects

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Monitoring data

Monitoring target object

Write throughput (IOPS).

Cache hit (%).

Data transfer (MB/s).

Response time (ms).

Back transfer (count/sec).

Drive usage rate (%). *

1

Total throughput (IOPS).

LUN

Read throughput (IOPS).

Write throughput (IOPS).

Cache hit (%).

Data transfer (MB/s).

Response time (ms).

Back transfer (count/sec).

Data transfer of logical devices (MB/s).

External Storage

Response time of logical devices (ms).

Data transfer of parity groups (MB/s).

Response time of parity groups (ms).

1.

Only information on internal volumes is displayed. Information on external volumes and FICON DM volumes is not
displayed.

2.

The same value is output to all LUNs mapped to the LDEV.

Usage rates of MPs

Function

The usage rate of the MP shows the usage rate of an MP assigned to a logical device. If a usage
rate of an MP is high, I/Os concentrate to an MP. Examine the distribution of I/Os to other MP
blades.

Storing period

Short-Range or Long-Range can be specified.

Selection of monitoring objects

Select monitoring objects in Performance Objects field. The combination of items is shown as
follows.

Item on right side of Monitor
Data field

Item on left side of Monitor
Data field

Item on right side of Object
field

Item on left side of Object
field

None

Usage Rate (%)

MP

Controller

34

Working with graphs

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