-#/bin/bash
+#!/bin/bash
+
+# Copyright Hans Dembinski 2019
+# Distributed under the Boost Software License, Version 1.0.
+# See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt
+
for cpu in /sys/devices/system/cpu/cpu? ; do echo powersave > $cpu/cpufreq/scaling_governor; done