
This is required by (among others) Podman to run containers in rootless mode. Other distributions such as Fedora and Ubuntu already set up these mappings. The scheme with a start UID/GID offset starting at 100000 and increasing in 65536 increments is copied from Fedora.
*** NixOS *** NixOS is a Linux distribution based on the purely functional package management system Nix. More information can be found at https://nixos.org/nixos and in the manual in doc/manual.