HP 3PAR Operating System Software - Manual (Page 416)

2. Select a Chart Type:
•
Values over a Time Interval – Specify the start and end time range for the report in the
Time Interval panel.
•
Values at a Specified Time – Specify a specific time to create the report in the Point-in-Time
panel. The default is the current date and time. A Group Values panel is also displayed
when you create a Values at a Specific Time chart.
416 Tracking Performance