{
  services = {
    zfs = {
      trim.enable = true;
      autoScrub.enable = true;
      autoScrub.pools = [ "tank" ];
    };
    sanoid = {
      enable = true;
      templates = {
        default = {
          yearly = 1;
          monthly = 12;
          daily = 7;
          hourly = 24;
          frequently = 0;
          autosnap = true;
          autoprune = true;
        };
        none = {
          yearly = 0;
          monthly = 0;
          daily = 0;
          hourly = 0;
          frequently = 0;
          autosnap = false;
          autoprune = true;
          monitor = false;
        };
      };
      datasets = {
        "tank/var" = {
          use_template = [ "default" ];
          recursive = false;
        };
        "tank/var/log" = {
          use_template = [ "none" ];
          recursive = true;
        };
      };
    };
  };
}