[Nix-dev] cleaning up old configurations

Peter Simons
Mon Nov 21 11:35:16 CET 2016
Hi Henning,

 > $ sudo nix-env --list-generations

that command shows you the available generations of the "root" user
profile. To see the list of "configuration.nix" generations, call

  $ sudo nix-env -p /nix/var/nix/profiles/system --list-generations

Best regards,
Peter