Pacman

System upgrade

pacman -Sy archlinux-keyring
pacman -Syu

Searches

• pacman -F filename - find a package containing the given file (like “/usr/bin/bash”)
• pacman -Qs package-name - search installed package
• pacman -Qi package-name - info about the installed package
• pacman -Ss package-name - search package
• pacman -Si package-name - info about the package
• pacman -Sii package-name | grep "Required By" - list of packages depend on the specified package

Misc

• pacman -Rs package - remove package with dependencies
• pacman -Scc - clear pacman cache
• rm /var/lib/pacman/db.lck - to unlock in case of “unable to lock database”

Dependency tree

sudo pacman -Sy pacman-contrib
pactree -s package-name

Links

• Arch Linux mirror