anchor.diff:    case gb_trees:next(Iter1) of
       none -> ok;
       {Key, {Bytes, _Count}, Iter2} ->
  -      _ = gmetric(positive, lists:flatten(io_lib:format("~s ~p", [RcvSnd, Key])), "int32", Bytes, "Bytes"),
  -      traverse(RcvSnd, Iter2)
  +          _ = gmetric(positive, lists:flatten(io_lib:format("~s ~p", [RcvSnd, Key])), "int32", Bytes, "Bytes"),
  +          traverse(RcvSnd, Iter2)
     end.
   
   -spec agg_check_pending(state()) -> state().
  
positive.code:     send_vivaldi_errors(),
      set_last_active(NewState);
  
  on({ganglia_dht_load_aggregation, AggId, Msg} ,State) ->
      ?TRACE("~p: ~p~n", [AggId, Msg]),
      {get_node_details_response, [{load, Load}]} = Msg,
      CurAggId = get_agg_id(State),
      if
  
negative.code: 
  % @doc aggregate the number of key-value pairs
  %      and the amount of memory for this VM
  -spec send_dht_node_metrics(state()) -> state().
  send_dht_node_metrics(State) ->
      DHTNodes = pid_groups:find_all(dht_node),
      AggId = get_agg_id(State),
  