4 Using the Performance Monitor Windows
This chapter describes Performance Monitor windows and operations. This chapter explains in the
following order: each window of Performance Monitor, the procedure for starting and stopping
monitoring, and various operation about obtaining and viewing statistics such as resource usage.
If your user ID is storage partition administrator, the functions you can use are limited. For details,
see
"Storage Partition Administrators
Performance Monitor
Auto LUN Window, Physical
LDEV Tab of the Auto LUN
Port-LUN Tab of the Auto LUN
WWN Tab of the Performance Monitor
Monitoring Options
Other
Windows, page 55
Performance Monitor Window
Performance Monitor has the following windows:
Auto LUN window
This window displays the monitoring results about the storage system performance collected by
Performance Monitor. You can change the information to be viewed by selecting each tab in the
tree. The information displayed by selecting each tab is as follows:
Physical tab
Displays the usage statistics about resources in the storage system.
LDEV tab
Displays the statistics about workload on disks.
Port-LUN tab
Displays the statistics about traffic at ports and LU paths in the storage system.
WWN tab
Displays the statistics about traffic at path between host bus adapters and ports.
This section explains the contents of the tabs in the Auto LUN window and the contents of the Monitoring
Options window.
Auto LUN Window, Physical Tab
When you click Go, Auto LUN / Perf Ctl / Perf Mon and then Auto LUN on the menu bar of the Remote
Web Console main window, Performance Monitor starts and the Auto LUN window is active.
The Auto LUN window includes the Physical tab, where you can view usage rates for parity groups,
volumes, channel processors, disk processors, etc. In addition, when you use XP External Storage to
Limitations" on page 27.
Window, page 31
Tab, page 31
Window, page 37
Window, page 43
Window, page 49
Window, page 52
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