Users Guide

Power Monitoring and Management 249
Headroom
System Instantaneous Headroom displays the difference between the power
available in the power supply units and the system's current power
consumption.
System Peak Headroom displays the difference between the power available
in the power supply units and the system's peak power consumption.
Show Graph
Clicking this button displays graphs showing the iDRAC6 Power and Current
Consumption in Watts and Amperes, respectively, over the last hour. The user
has the option to view these statistics up to a week before, using the drop
down menu provided above the graphs.
NOTE: Each data point plotted on the graphs represents the average of readings
over a 5 minute period. As a result, the graphs may not reflect brief fluctuations in
power or current consumption.
Executing Power Control Operations on the
Server
NOTE: To perform power management actions, you must have Chassis Control
Administrator privilege.
The iDRAC6 enables you to remotely perform several power management
actions, such as an orderly shutdown.
Using the Web Interface
1 Log in to the iDRAC6 Web interface.
2 Click the Power Management tab. The Power Control page displays.