{...}: { disko.devices = { disk = { disk1 = { type = "disk"; device = "/dev/disk/by-id/wwn-0x5000039fd0cf05eb"; content = { type = "gpt"; partitions = { ESP = { size = "64M"; type = "EF00"; content = { type = "filesystem"; format = "vfat"; mountpoint = "/boot"; mountOptions = ["umask=0077"]; }; }; zfs = { size = "100%"; content = { type = "zfs"; pool = "zroot"; }; }; }; }; }; }; zpool = { zroot = { type = "zpool"; mode = ""; options.cachefile = "none"; rootFsOptions = { compression = "zstd"; "com.sun:auto-snapshot" = "true"; }; mountpoint = "/"; postCreateHook = "zfs list -t snapshot -H -o name | grep -E '^zroot@blank$' || zfs snapshot zroot@blank"; datasets = { "system/nix" = { type = "zfs_fs"; mountpoint = "/nix"; options = { atime = "off"; relatime = "off"; canmount = "on"; }; }; }; }; }; }; }