4-18
Using the Performance Manager GUI
Hitachi Universal Storage Platform V/VM Hitachi Performance Manager User’s Guide
The
SPM
button is deactivated in real-time mode. To start Server Priority
Manager, activate the
From
and
To
boxes and release Performance
Monitor from real-time mode.
•
If the
Current Control
label displays
Port Control
, the system is
controlled by the upper limits and the threshold specified in the
Port
tab of
the
Server Priority Manager
window.
–
If the
Current Control
label displays
WWN Control
, the system is
controlled by the upper limits and the threshold specified in the
WWN
tab of the
Server Priority Manager
window.
–
If the
Current Control
label displays
No Control
, the system
performance is not controlled by Server Priority Manager.
•
The
Draw
button displays a line graph illustrating changes in the I/O rate
or the transfer rate. The graph can display up to eight lines simultaneously.
•
The line graph illustrates changes in the I/O rate or the transfer rate. The
vertical axis indicates the I/O rate or the transfer rate. The horizontal axis
indicates dates and/or times.
When the graph displays I/O rates or the transfer rates for a port
controlled by an upper limit or a threshold, the graph also displays a line
that indicates the upper limit or the threshold.
When you draw a graph, use the
Detail
check box and the list to illustrate
the desired information, and use the
Chart Y Axis Rate
list to arrange the
graph convenient to work.
Figure 4-9
Chart Y Axis Rate List, Detail Check Box, and the List to
Select the Item to be Displayed (Port-LUN Tab)
Use the
Chart Y Axis Rate
list to select the highest value of the Y-axis
(the vertical axis) of the graph.
If you select
Detail
after drawing a graph by clicking
Draw
, the graph
displays detailed statistics as explained. The detailed statistics can be
displayed only:
–
When you select the
Subsystem
folder (
) in the tree and select a
port in the list.
