Add a pair of handy scripts

1 files changed, 14 insertions, 0 deletions

diff --git a/.local/bin/power-tune b/.local/bin/power-tune
new file mode 100755
index 0000000..cee717c
--- /dev/null
+++ b/.local/bin/power-tune
@@ -0,0 +1,14 @@
+#!/bin/bash
+
+set -eu
+
+echo 0      > /proc/sys/kernel/nmi_watchdog
+echo 1500   > /proc/sys/vm/dirty_writeback_centisecs
+
+for f in /sys/bus/{pci,usb}/devices/*/power/control
+do
+    if grep -q on ${f}
+    then
+        echo auto > ${f}
+    fi
+done