CPU POWER SAVING SETTINGS for UBUNTU 12.04


Use these steps to set up CPU power saving options in Ubuntu 12.04

1. From Ubuntu Software Center install:

2. CPUFreq will automatically run at startup and appear in the panel.
3. Set Hardware Sensors Indicator to run automatically at startup by adding the following to Startup Applications:
Name: Hardware Sensors Indicator
Command: indicator-sensors

4. Edit /etc/rc.local by entering the following command in the terminal:
sudo gedit /etc/rc.local
5. Add the following line to rc.local before the command "exit 0' to set your CPU to powersave mode automatically at startup:
cpufreq-set -g powersave
6. To automatically set a different mode at startup, substitute 'powersave' with 'ondemand' or 'conservative' or 'performance'

For other cpufrequtil options: http://www.thinkwiki.org/wiki/How_to_use_cpufrequtils

For other monitoring applications: Application indicators for Ubuntu 12.04