{ lib, pkgs, ... }: { boot.kernel.sysctl = { "kernel.nmi_watchdog" = lib.mkDefault 0; }; services = { power-profiles-daemon.enable = lib.mkDefault true; udev.extraRules = '' SUBSYSTEM=="power_supply", ENV{POWER_SUPPLY_NAME}=="ACAD", ATTR{online}=="1", ACTION=="change", RUN+="${lib.getExe pkgs.power-profiles-daemon} set balanced" SUBSYSTEM=="power_supply", ENV{POWER_SUPPLY_NAME}=="ACAD", ATTR{online}=="0", ACTION=="change", RUN+="${lib.getExe pkgs.power-profiles-daemon} set power-saver" ''; upower.enable = lib.mkDefault true; }; }