Nvidia fan curve control

fan-control.sh

#!/bin/bash

# Enable fan control
nvidia-settings -a "[gpu:0]/GPUFanControlState=1"

while true; do
  # Get the current GPU temperature
  temp=$(nvidia-settings -q gpucoretemp -t)

  # Define fan speed based on temperature ranges
  if [ "$temp" -lt 50 ]; then
    # 30% fan speed if temp is below 50 degrees
    speed=30
  elif [ "$temp" -lt 55 ]; then
    # 40% fan speed if temp is between 50 and 55 degrees
    speed=40
  elif [ "$temp" -lt 60 ]; then
    # 50% fan speed if temp is between 55 and 60 degrees
    speed=50
  elif [ "$temp" -lt 65 ]; then
    # 60% fan speed if temp is between 60 and 65 degrees
    speed=60
  elif [ "$temp" -lt 70 ]; then
    # 70% fan speed if temp is between 65 and 70 degrees
    speed=70
  elif [ "$temp" -lt 75 ]; then
    # 80% fan speed if temp is between 70 and 75 degrees
    speed=80
  elif [ "$temp" -lt 80 ]; then
    # 90% fan speed if temp is between 75 and 80 degrees
    speed=90
  else
    # 95% fan speed if temp is above 80 degrees
    speed=95
  fi

  # Print current temperature and fan speed
  echo "Current temperature: $temp°C, Fan speed: $speed%"

  # Set the fan speed
  if nvidia-settings -a "[fan:0]/GPUTargetFanSpeed=$speed"; then
    echo "Fan speed set to $speed%"
  else
    echo "Error setting fan speed"
  fi

  # Sleep for 1 second before checking again
  sleep 1
done

nvidia-fan-control.service

[Unit]
Description=NVIDIA Fan Control Service
After=multi-user.target

[Service]
User=root
ExecStart=/bin/bash /usr/local/bin/fan-control.sh
Restart=always
Environment="DISPLAY=:1"
Environment="XAUTHORITY=/run/user/1000/gdm/Xauthority"

[Install]
WantedBy=multi-user.target