HP StorageWorks Continuous Access XP user guide for the XP10000/XP12000 (December 2005)

Continuous Access XP user guide for the XP10000/XP12000 83

2E8=2x10

= 200,000,000. The Update area displays the most recent data sample time for data on the

graph.

1. Click the Usage Monitor tab.

2. Verify that usage monitoring is running (Status = Running). The usage monitor graph can be displayed

only when monitoring is on.

3. Right-click the graph area, and click Display Item. The Display Item pane appears.

Figure 49 Display Item pane

4. To display I/O statistics for all LDEVs in the subsystem, click Subsystem Total. To display I/O statistics

for a specific LU, click LU, and enter the LU by selecting the port from the drop-down list and entering

the group (00-7F) and LUN (00-FF).

NOTE: CU:LDEV is displayed on the top of the graph. If # is added to the end of the LDEV

number, such as 00:3C#, the LDEV is an external volume. For details about external volumes, see

the HP StorageWorks External Storage XP User Guide.

To display I/O statistics for the sidefile data, select CLPR, and select the CLPR from the drop-down list.

5. In the Monitor Data area, select the I/O statistics data to display on the graph. Select at least two

check boxes. Table 23 describes I/O statistics data.

NOTE: To display Average Transfer Rate, Average Response, or Pair Synchronized, do not select

any other statistics at the same time. The graph can display only one type of data at a time: I/O

count, rate, response time, or percent.

6. Click Set. A graph showing selected I/O statistics data for the selected LUs appears.

7. Complete the following tasks if needed:

• To enlarge the displayed graph, right-click the graph, and click Large Size.