{config, ...}: {
  disko.devices = {
    # Partition the physical disk
    disk = {
      active = {
        type = "disk";
        device = "/dev/nvme0n1";
        content = {
          type = "gpt";
          partitions = {
            esp = {
              size = "2G";
              type = "ef00";
              content = {
                type = "filesystem";
                format = "vfat";
                mountpoint = "/boot";
                mountOptions = ["umask=0077"];
              };
            };
            zfs = {
              size = "100%";
              content = {
                type = "zfs";
                pool = "zactive";
              };
            };
          };
        };
      };
      archive = {
        type = "disk";
        device = "/dev/sda";
        content = {
          type = "gpt";
          partitions.zfs = {
            size = "100%";
            content = {
              type = "zfs";
              pool = "zarchive";
            };
          };
        };
      };
    };

    # Declare zfs pools for this system.
    zpool = let
      inherit (config.constants) zfsPoolOptions zfsRootFsOptions;
    in {
      zactive = {
        type = "zpool";
        options = zfsPoolOptions;
        rootFsOptions = zfsRootFsOptions;
        datasets = {
          # Encrypt main dataset
          main = {
            type = "zfs_fs";
            options = {
              encryption = "on";
              keyformat = "passphrase";
            };
          };
          # Create dataset for home
          "main/home" = {
            type = "zfs_fs";
            mountpoint = "/home";
          };
          # Create dataset for nix store
          "main/nix" = {
            type = "zfs_fs";
            mountpoint = "/nix";
          };
          # Create dataset for root
          "main/root" = {
            type = "zfs_fs";
            mountpoint = "/";
          };
          # Reserve space for performance
          reservation = {
            type = "zfs_fs";
            options.refreservation = "256G";
          };
        };
      };

      zarchive = {
        type = "zpool";
        options = zfsPoolOptions;
        rootFsOptions = zfsRootFsOptions;
        datasets = {
          snapshot.type = "zfs_fs";
          # Reserve space for performance
          reservation = {
            type = "zfs_fs";
            options.refreservation = "512G";
          };
        };
      };
    };
  };
}