anchor.diff:  
       %% Reset latency histograms
       [erlang:put({latencies, Op}, ?NEW_HIST) || Op <- State#state.ops],
  -
  +    
       %% Write summary
       file:write(State#state.summary_file,
                  io_lib:format("~w, ~w, ~w, ~w, ~w\n",
  
positive.code:     %% Dump current error counts to console
      case (State#state.errors_since_last_report) of
          true ->
              ?INFO("Errors:~p\n", [ets:tab2list(basho_bench_errors)]);
          false ->
              ok
      end,
  
negative.code:         Value ->
              Value
      end.
  
  reset_error_counters() ->
      ets:delete_all_objects(basho_bench_errors).
  
  %%
  %% Write latency info for a given op to the appropriate CSV. Returns the
  %% number of successful and failed ops in this window of time.
  