An exploration of implementing ephemeral root filesystems in NixOS, where only allowlisted files persist across reboots, resulting in cleaner system states and easier maintenance. The approach offers benefits like fearless experimentation and simplified backups, but comes with challenges including installation complexity and potential performance issues.

https://b.tuxes.uk/three-years-of-ephemeral-nixos.html

#nixos #systemadministration #filesystems #datapersistence #configurationmanagement