# Default settings for Contabo VPS. { ... }: { boot.loader.grub.device = "/dev/sda"; boot.initrd.availableKernelModules = [ "ata_piix" "uhci_hcd" "xen_blkfront" "vmw_pvscsi" ]; boot.initrd.kernelModules = [ "nvme" ]; fileSystems."/" = { device = "/dev/sda3"; fsType = "ext4"; }; }