# Example to create a bios compatible gpt partition { disko.devices = { disk = { main = { device = "/dev/vdb"; type = "disk"; content = { type = "gpt"; partitions = { boot = { size = "1M"; type = "EF02"; # for grub MBR }; root = { size = "100%"; content = { type = "filesystem"; format = "ext4"; mountpoint = "/"; }; }; }; }; }; }; }; }