services.auto-epp.settings.Settings.epp_state_for_AC
NixOS option
energy_performance_preference when on plugged in See available epp states by running: cat /sys/devices/system/cpu/cpu0/cpufreq/energy_performance_available_preferences
type: stringDefault
declared in: nixos/modules/services/hardware/auto-epp.nixView source on NixOS/nixpkgs →"balance_performance"