Power saving

diff --git a/modprobe.d/audio_powersave.conf b/modprobe.d/audio_powersave.conf
new file mode 100644 (file)
index 0000000..e49bd75
--- /dev/null
+++ b/modprobe.d/audio_powersave.conf
@@ -0,0 +1,2 @@
+options snd_hda_intel power_save=1
+options snd_ac97_codec power_save=1

diff --git a/sysctl.d/powersave.conf b/sysctl.d/powersave.conf
new file mode 100644 (file)
index 0000000..1949f87
--- /dev/null
+++ b/sysctl.d/powersave.conf
@@ -0,0 +1,3 @@
+kernel.nmi_watchdog = 0
+vm.dirty_writeback_centisecs = 6000
+vm.laptop_mode = 5

diff --git a/udev-rules.d/10-powersave.rules b/udev-rules.d/10-powersave.rules
new file mode 100644 (file)
index 0000000..17b7fc2
--- /dev/null
+++ b/udev-rules.d/10-powersave.rules
@@ -0,0 +1,5 @@
+# PCI Runtime Power Management
+ACTION=="add", SUBSYSTEM=="pci", ATTR{power/control}="auto"
+
+# SATA Active Link Power Management
+ACTION=="add", SUBSYSTEM=="scsi_host", KERNEL=="host*", ATTR{link_power_management_policy}="min_power"