HP XP Performance Advisor Software User Manual

Page 322

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HostAgent

list: Displays the host agent that is connected to the selected XP or XP7 disk

array.

Command

device list: Displays the command devices for the selected XP or XP7 disk

array.

These command devices communicate with the host agents displayed in the

HostAgent

list.

Choose Metrics list: Displays the set of real-time metrics based on the category that you
select.

3.

Click the plus (+) sign for a component category to view the associated list.

NOTE:

The LDEV component category displays the list of CUs and each CU provides the list of
LDEVs that belong to the CU.

For

an P9500 and XP7 disk array, the MP Blade category displays the MP blades and

each

MP blade displays the list of MPs. From the list displayed, you can plot chart for

only

one MP at a time.

For an XP disk array, the CHA(s) category displays the CHIP boards and each CHIP
board displays the list of MPs. Similary, the DKA(s) category displays the individual DKAs
and each DKA displays the list of MPs. From the list displayed for a CHIP board or DKA,
you can plot chart for only one MP at a time.

4.

Select a set of five or lesser number of components. Use the Shft or the Ctrl key for sequential
or random selection of components.

5.

Select

the host agent name from the HostAgent box, if the XP/XP7 disk array is

connected to more than one host agent. Every host agent can accept only one instance of a
real-time performance data collection request. If you want to use the same host agent for
another real-time data collection request, stop the current data collection and initiate the new
request. For more information, see

“Stopping real-time performance data collection” (page 323)

.

6.

Select the command device from the Command device list.

7.

From the Choose Metrics list, select the check boxes for the real-time metrics of your choice.
For more information on the real-time metrics, see

“Real-time metrics and descriptions”

(page 402)

.

322 Troubleshooting issues for components associated with applications

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