{
  disko.devices = {
    disk = {
      sda = {
        type = "disk";
        device = "/dev/sda";
        content = {
          type = "gpt";
          partitions = {
            boot = {
              size = "4M";
              type = "EF02";
            };
            ESP = {
              size = "1G";
              type = "EF00";
              content = {
                type = "filesystem";
                format = "vfat";
                mountpoint = "/boot";
                mountOptions = [ "defaults" ];
                extraArgs = [ "-n boot" ];
              };
            };
            swap = {
              size = "16G";
              type = "8200";
              content = {
                type = "swap";
                extraArgs = [ "-L swap" ];
              };
            };
            rpool = {
              size = "100%";
              content = {
                type = "zfs";
                pool = "rpool";
              };
            };
          };
        };
      };
    };
    zpool = {
      rpool = {
        type = "zpool";
        rootFsOptions = {
          acltype = "posixacl";
          dnodesize = "auto";
          xattr = "sa";
          relatime = "on";
          normalization = "formD";
          encryption = "aes-256-gcm";
          keyformat = "passphrase";
          keylocation = "file:///tmp/data.keyfile";
          compression = "on";
        };
        postCreateHook = ''
          zfs set keylocation="prompt" rpool
        '';
        options = {
          ashift = "12";
          #autotrim = "on";
        };
        datasets = {
          "local/root" = {
            type = "zfs_fs";
            options.mountpoint = "legacy";
            mountpoint = "/";
          };
          "local/nix" = {
            type = "zfs_fs";
            options = {
              atime = "off";
              mountpoint = "legacy";
            };
            mountpoint = "/nix";
          };
          "user/home" = {
            type = "zfs_fs";
            options.mountpoint = "legacy";
            mountpoint = "/home";
          };
          "user/home/root" = {
            type = "zfs_fs";
            options.mountpoint = "legacy";
            mountpoint = "/root";
          };
          "user/home/nipsy" = {
            type = "zfs_fs";
            options.mountpoint = "legacy";
            mountpoint = "/home/nipsy";
          };
        };
      };
    };
  };
}