{
  disko.devices = {
    main = {
      type = "disk";
      device = "/dev/disk/by-id/";
      content = {
        type = "gpt";
        partitions = {
          ESP = {
            size = "2G";
            type = "EF00";
            content = {
              type = "flesystem";
              format = "vfat";
              mountpoint = "/boot";
            };
          };
          zfs = {
            size = "100%";
            content = {
              type = "zfs";
              pool = "zroot";
            };
          };
        };
      };
    };
    hdd1 = {
      type = "disk";
      device = "/dev/disk/by-id/";
      content = {
        type = "gpt";
        partitions = {
          zfs = {
            size = "100%";
            content = {
              type = "zfs";
              pool = "tank";
            };
          };
        };
      };
    };
    hdd2 = {
      type = "disk";
      device = "/dev/disk/by-id/";
      content = {
        type = "gpt";
        partitions = {
          zfs = {
            size = "100%";
            content = {
              type = "zfs";
              pool = "tank";
            };
          };
        };
      };
    };
    hdd3 = {
      type = "disk";
      device = "/dev/disk/by-id/";
      content = {
        type = "gpt";
        partitions = {
          zfs = {
            size = "100%";
            content = {
              type = "zfs";
              pool = "tank";
            };
          };
        };
      };
    };
    zpool = {
      zroot = {
        type = "zpool";
        rootTmpfs = true;
        datasets = {
          "rpool" = {
            type = "zfs_fs";
            options.mountpoint = "none";
            encryption = "aes-256-gcm";
            keyformat = "raw";
            keylocation = "file:///mnt/zroot.key";
            options = {
              compression = "zstd";
              atime = "off";
            };
          };
          "rpool/root" = {
            type = "zfs_fs";
            mountpoint = "/";
          };
          "rpool/nix" = {
            type = "zfs_fs";
            mountpoint = "/nix";
          };
          "rpool/home" = {
            type = "zfs_fs";
            mountpoint = "/home";
          };
          "rpool/log" = {
            type = "zfs_fs";
            mountpoint = "/var/log";
          };
          "rpool/var/systemd" = {
            type = "zfs_fs";
            mountpoint = "/var/lib/systemd";
          };
          "rpool/var/acme" = {
            type = "zfs_fs";
            mountpoint = "/var/lib/acme";
          };
          "rpool/docker" = {
            type = "zfs_fs";
            mountpoint = "/var/lib/containers";
          };
          "rpool/appdata/configs" = {
            type = "zfs_fs";
            mountpoint = "/var/lib/appdata/configs";
          };
          "rpool/appdata/databases" = {
            type = "zfs_fs";
            mountpoint = "/var/lib/appdata/databases";
            options.recordsize = "16K";
          };
          "rpool/appdata/monero" = {
            type = "zfs_fs";
            mountpoint = "/var/lib/monero";
            options.recordsize = "8K";
          };
          "rpool/appdata/mail" = {
            type = "zfs_fs";
            mountpoint = "/var/vmail";
            options = {
              atime = "on";
              recordsize = "64K";
            };
          };
          "rpool/appdata/games" = {
            type = "zfs_fs";
            mountpoint = "/var/lib/games";
            options.recordsize = "64K";
          };
        };
      };
      tank = {
        type = "zpool";
        mode = "raidz1";

        datasets = {
          "ztank" = {
            type = "zfs_fs";
            mountpoint = "none";
            encryption = "aes-256-gcm";
            keyformat = "raw";
            keylocation = "file:///mnt/ztank.key";
            options = {
              compression = "zstd";
              atime = "off";
            };
          };
          "ztank/media" = {
            type = "zfs_fs";
            mountpoint = "/data/media";
            options = {
              compression = "none";
              recordsize = "1M";
            };
          };
          "ztank/vault" = {
            type = "zfs_fs";
            mountpoint = "/data/vault";
          };
          "ztank/vault/seafile" = {
            type = "zfs_fs";
            mountpoint = "/data/vault/seafile";
            options.recordsize = "1M";
          };
          "ztank/vault/seafile/personal" = {
            type = "zfs_fs";
            mountpoint = "/data/vault/seafile/personal";
          };
          "ztank/vault/seafile/shared" = {
            type = "zfs_fs";
            mountpoint = "/data/vault/seafile/shared";
            refquota = "1T";
          };
          "ztank/downloads/active" = {
            type = "zfs_fs";
            mountpoint = "/data/downloads/active";
            options.recordsize = "16K";
          };
          "ztank/downloads/complete" = {
            type = "zfs_fs";
            mountpoint = "/data/downloads/complete";
            options.recordsize = "1M";
          };
          "ztank/cctv" = {
            type = "zfs_fs";
            mountpoint = "/data/cctv";
            options.recordsize = "1M";
          };
          "ztank/backups" = {
            type = "zfs_fs";
            mountpoint = "/data/backups";
            options.recordsize = "1M";
          };
        };
      };
    };
  };
}