fancurve.sh

#!/bin/bash
# Make sure to enable nvidia-xconfig --cool-bits=4
# nvidia-settings -a "[gpu:0]/GPUFanControlState=1" -a "[fan-0]/GPUTargetFanSpeed=5" 
#[ $( pgrep -c FanCurveScript ) -lt 2 ] || exit 1 # already running

newfanspeed="0"
while true
do

gputemp=$(nvidia-smi --query-gpu=temperature.gpu --format=csv,noheader,nounits)

case "${gputemp}" in
        0[0-9])
                newfanspeed="0"
                ;;
        1[0-9])
                newfanspeed="0"
                ;;
        2[0-9])
                newfanspeed="0"
                ;;
        3[0-9])
                newfanspeed="0"
                ;;
        4[0-4])
                newfanspeed="0"
                ;;
        4[5-9])
                ;;
        5[0-4])
                newfanspeed="20"
                ;;
        5[5-6])
                ;;
        5[7-9])
                newfanspeed="40"
                ;;
        6[0-1]) ;;
        6[2-5])
                newfanspeed="50"
                ;;
        6[6-9])
                ;;
        7[0-5])
                newfanspeed="65"
                ;;
        7[6-9])
                newfanspeed="80"
                ;;
        *)
                newfanspeed="100"
                ;;
esac
nvidia-settings -a "[fan-0]/GPUTargetFanSpeed=${newfanspeed}" 2>&1 | grep -q ERROR
if [ $? -eq 0 ]
then
  nvidia-settings -a ":0/GPUPowerMizerMode=1" >/dev/null 2>&1
  if [ $? -eq 0 ]
  then
    echo "Set powermizer mode"
  else
    echo "Error setting powermizer mode"
  fi
  nvidia-settings -a ":0/GPUFanControlState=1" >/dev/null 2>&1
  if [ $? -eq 0 ]
  then
    echo "Enabled fan control"
  else
    echo "Error enabling fan control"
  fi
fi

sleep 10s

done