Add cpu_set_perf_perc on Linux.

2023-03-25 09:21:43 -04:00
parent 347ffaea12
commit f1da60377e
4 changed files with 28 additions and 1 deletions
--- a/ansible/roles/cpu/files/cpu_set_perf_perc_freebsd
+++ b/ansible/roles/cpu/files/cpu_set_perf_perc_freebsd
--- a/ansible/roles/cpu/files/cpu_set_perf_perc_linux
+++ b/ansible/roles/cpu/files/cpu_set_perf_perc_linux
@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+#
+# Tell speedshift whether to maximize CPU performance (100) or energy
+# efficiency (0).
+set -euo pipefail
+IFS=$'\n\t'
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+
+perc=$1
+
+if [ $perc -lt 50 ]; then
+    echo "power" | tee /sys/devices/system/cpu/cpufreq/policy*/energy_performance_preference
+else
+    echo "performance" | tee /sys/devices/system/cpu/cpufreq/policy*/energy_performance_preference
+fi