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System Management Guide: Operating System and Devices
Chapter 19. Using Power Management
Power Management is a technique that enables hardware and software to minimize system power consumption. It is especially
important for products that operate with batteries and desktop products.
See Power Management Limitation Warnings in the AIX Version 4.3 System User's Guide: Operating System and Devices, which contains important information for all Power Management users.
Prerequisites
You must have root user authority to perform most Power Management tasks.
Procedures
You can use the following tools to perform the Power Management tasks in the following table:
- the System Management Interface Tool (SMIT)
- commands
- the Power Management application
Power Management Tasks |
Task |
SMIT Fast Path |
Command or File |
PM Application |
Enable Events |
smit pmEnable |
pmctrl -e -a enable |
/usr/lpp/x11/bin/xpowerm |
Disable Events |
smit pmEnable |
pmctrl -e -a full_on |
/usr/lpp/x11/bin/xpowerm |
Configure Power Management |
smit pmConfigConfigure |
mkdev -l pmc0 |
|
Unconfigure Power Management |
smit pmConfigUnconfigure |
rmdev -l pmc0 |
|
Start System State Transition |
smit pmState |
pmctrl -e -a suspend |
/usr/lpp/x11/bin/xpowerm |
Change/Show Parameters |
smit pmData |
pmctrl |
/usr/lpp/x11/bin/xpowerm |
Change Timer Setting |
smit pmTimer |
pmctrl |
/usr/lpp/x11/bin/xpowerm |
Change Display Power Management |
smit pmDisplaySelect |
pmctrl |
/usr/lpp/x11/bin/xpowerm |
Change Idle Time for Each Device |
pmDevice |
pmctrl |
/usr/lpp/x11/bin/xpowerm |
Show Battery Information |
smit pmBatteryInfo |
battery |
/usr/lpp/x11/bin/xpowerm |
Discharge Power Management Battery |
smit pmBatteryDischarge |
battery -d |
/usr/lpp/x11/bin/xpowerm |
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