-if File.exist?("/sys/devices/system/cpu/cpu0/power/energy_perf_bias")
- default[:sysfs][:cpu_power_energy_perf_bias][:comment] = "Set CPU Energy-Performance Bias Preference to performance"
- default[:sysfs][:cpu_power_energy_perf_bias][:parameters][:"devices/system/cpu/cpu*/power/energy_perf_bias"] = "0"
-end
\ No newline at end of file
+energy_perf_bias = Dir.glob("/sys/devices/system/cpu/cpu*/power/energy_perf_bias")
+
+unless energy_perf_bias.empty?
+ default[:sysfs][:cpu_power_energy_perf_bias][:comment] = "Set CPU Energy-Performance Bias Preference to balance-performance"
+
+ energy_perf_bias.sort.each do |path|
+ default[:sysfs][:cpu_power_energy_perf_bias][:parameters][path.sub(%r{^/sys/}, "")] = "4"
+ end
+end