from: > BATT_CPU_GOVERNOR=ondemand
to: > BATT_CPU_GOVERNOR=powersaveAnother powerful tool is the powertop, already in the repository. Documentation is here: https://01.org/sites/default/files/page/powertop_users_guide_201406.pdf
note: I don't know if it is safe to use more than one of this tools, so be careful.
