disable turbo boost on boot

• arch + recent kernel?(2024?)
• https://bbs.archlinux.org/viewtopic.php?id=291561
  
• arch
• https://blog.christophersmart.com/2017/02/08/manage-intel-turbo-boost-with-systemd/
• arch+recent pop!os(+debian11) (AMD)
• create service 
• [Unit]
Description=Disable Turbo Boost on AMD CPU

[Service]
ExecStart=/bin/sh -c "/usr/bin/echo 0 > /sys/devices/system/cpu/cpufreq/boost"
ExecStop=/bin/sh -c "/usr/bin/echo 1 > /sys/devices/system/cpu/cpufreq/boost"
RemainAfterExit=yes

[Install]
WantedBy=sysinit.target
• ubuntu(mx linux, debian?, void?)
• /etc/rc.local
  
  echo "1" | sudo tee /sys/devices/system/cpu/intel_pstate/no_turbo 
• enable rc.local 
• http://www.webupd8.org/2013/04/improve-power-usage-battery-life-in.html
• if those method does not work,

• install msr-tools

• yay -S msr-tools

• create service

  [Unit]
  Description=Disable Turbo Boost on Intel CPU
   
  [Service]
  ExecStart=/bin/sh -c "wrmsr --all 0x1a0 0x4000850089"
  ExecStop=/bin/sh -c "wrmsr --all 0x1a0 0x850089"
  RemainAfterExit=yes
   
  [Install]
  WantedBy=sysinit.target
   
  https://askubuntu.com/questions/619875/disabling-intel-turbo-boost-in-ubuntu/619881#619881 
  

• load kernel module manually

  /etc/modules-load.d/msr.conf
  # Load msr.ko at boot
  msr
  
  https://wiki.archlinux.org/index.php/Kernel_module#Automatic_module_loading_with_systemd