GNU+Linux command memo

Optimize execution time of repeated commands

Optimiser le temps d’exécution de commandes répétées

apt install apt-build
apt update
apt-build 'jpegoptim' (1)
prelink 'jpegoptim' (2)
1 Locally recompile the package from sources, make sure you have deb-src lines in your /etc/apt/sources.list file
2 Prelink ELF shared libraries and binaries to speed up startup time
3 Recompress images JPEG / PNG at equal quality at a higher speed.