echo "Enabling HPET clock source"
echo "hpet" > /sys/devices/system/clocksource/clocksource0/current_clocksource &
# echo "Underclocking the CPU (experimental)"
# echo "0 0 0 0 0 0 0 0 0 0" > /sys/devices/system/cpu/cpu0/cpufreq/phc_vids
echo "Enabling maximum power saving mode in Intel processor"
echo 15 > /sys/module/intel_idle/parameters/power_policy &
echo "Enabling multicore powersave mode"
echo "1" > /sys/devices/system/cpu/sched_mc_power_savings &
echo "Enabling multiprocessor powersave mode"
echo "2" > /sys/devices/system/cpu/sched_smt_power_savings &
echo "Using conservative CPU governor"
echo "conservative" > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor &
echo "Tweakng conservative governor"
echo 80 > /sys/devices/system/cpu/cpufreq/conservative/down_threshold &
echo 85 > /sys/devices/system/cpu/cpufreq/conservative/up_threshold &

echo "Starting IRQ balance daemon"
irqbalance > /dev/null &

echo "Enabling laptop mode"
echo "5" > /proc/sys/vm/laptop_mode &

echo "Enabling sata power management"
echo "min_power" > /sys/class/scsi_host/host0/link_power_management_policy &
echo "min_power" > /sys/class/scsi_host/host1/link_power_management_policy &
echo "min_power" > /sys/class/scsi_host/host2/link_power_management_policy &
echo "min_power" > /sys/class/scsi_host/host3/link_power_management_policy &
echo "min_power" > /sys/class/scsi_host/host4/link_power_management_policy &
echo "Increasing hdd writeback timer"
echo "1500" > /proc/sys/vm/dirty_writeback_centisecs &
echo "Tweaking NCQ"
# echo 32 > /sys/block/sda/queue/nr_requests &
echo "Increasing read-ahead value"
echo 1024 > /sys/block/sda/queue/read_ahead_kb &

echo "Enabling PCI-e powersave policy"
echo "powersave" > /sys/module/pcie_aspm/parameters/policy &