nix.gc.dates
NixOS option
How often or when garbage collection is performed. For most desktop and server systems a sufficient garbage collection is once a week. This value must be a calendar event in the format specified by systemd.time(7).
type: (optionally newline-terminated) single-line string or list of stringDefault
[ "03:15" ]
Example
declared in: nixos/modules/services/misc/nix-gc.nixView source on NixOS/nixpkgs →"weekly"