Table of Contents

Capturing and sharing Proton logs

  1. Right-click on the game in Steam and select Properties.
  2. Under Launch Options, add the following:

PROTON_LOG=1 PROTON_LOG_DIR=/home/jas/steam-proton-logs %command%

game-performance

To use CachyOS’s game-performance script to switch power profiles while a game is running, add the following to each Steam game’s Launch Options: 

game-performance %command%

Combined with the Proton logging options: 

PROTON_LOG=1 PROTON_LOG_DIR=/home/jas/steam-proton-logs game-performance %command%

Pre-caching shaders with Proton-CachyOS, -GE and -EM

Pre-caching of shaders is not needed on CachyOS, as Proton-CachyOS already contains all the necessary codecs.

  1. Go to Steam Setttings → Downloads
  2. Go to the SHADER PRE-CACHING section
  3. Disable Shader Pre-caching
  4. Disable Allow background processing of Vulkan shaders