anchor.diff:         is_binary(Metric) ->
       ?DT_WRITE_ENTRY(Metric, Time, mmath_bin:length(Value)),
       Count = mmath_bin:length(Value),
  -    Parts = make_splits(Time, Count, S, []),
  +    Parts = make_splits(Time, Count, S),
       Parts1 = [{B, round(C * ?DATA_SIZE)} || {B, C} <- Parts],
       MSet1 = case gb_sets:is_element(Metric, Ms) of
                   true ->
  
positive.code: 
  -define(OPTS, [raw, binary]).
  -export([put/4, get/4, new/2, delete/1, close/1, open/1, metrics/1,
           fold/3, fold/4]).
  
  %% @doc Opens an existing mstore.
  
  
negative.code:                    Fun(Metric, Offset + Start, Data, AccIn)
             end,
      case read(MStore, Metric, O1, Chunk) of
          {ok, Data} ->
              Acc1 = serialize_binary(Data, Fun1, Acc, O1, <<>>),
              serialize_metric(MStore, Metric, Fun, Start + Chunk, Chunk, Acc1);
          eof ->
  