HP 3PAR T-Class Storage Systems - Manual (Page 394)

3PAR InForm Management Console 4.1.0 User’s Guide
394 320-200231 Rev A
Viewing Instantaneous Statistics
The PD Usage performance chart displays the latest updated physical disk IOPs statistics.
Instead of a line graph, a bar graph is displayed, which shows the physical disk performance
at the moment.
See also:
Exporting Data