Install the lm-sensors Install lm-sensors and fancontrol Install fancontrol packages.
# Configure lm-sensors; respond with yes for everything below (will modify /etc/modules):
sudo sensors-detect
# Monitoring programs won't work until the needed modules are
# loaded. You may want to run '/etc/init.d/kmod start' to load them.
/etc/init.d/kmod start
# Configure fancontrol
sudo pwmconfig
# Set up fancontrol service
sudo service fancontrol start
# show sensors command line
sensors