Editeur Texte 
  * nano
  * micro
  * vim
  * emacs
CPU usage
  * top
  * htop
GPU usage
  * nvtop
Stress
  * stressapptest
  * https://www.maketecheasier.com/stress-test-graphics-card-linux/
  * https://www.cyberciti.biz/open-source/command-line-hacks/linux-gpu-monitoring-and-diagnostic-commands/