nixos-enter 8 NixOS nixos-enter run a command in a NixOS chroot environment nixos-enter --root root --system system -c shell-command --silent --help -- arguments This command runs a command in a NixOS chroot environment, that is, in a filesystem hierarchy previously prepared using nixos-install. This command accepts the following options: --root The path to the NixOS system you want to enter. It defaults to /mnt. --system The NixOS system configuration to use. It defaults to /nix/var/nix/profiles/system. You can enter a previous NixOS configuration by specifying a path such as /nix/var/nix/profiles/system-106-link. --command -c The bash command to execute. --silent Suppresses all output from the activation script of the target system. -- Interpret the remaining arguments as the program name and arguments to be invoked. The program is not executed in a shell. Start an interactive shell in the NixOS installation in /mnt: # nixos-enter --root /mnt Run a shell command: # nixos-enter -c 'ls -l /; cat /proc/mounts' Run a non-shell command: # nixos-enter -- cat /proc/mounts