anchor.diff:      ets:new(basho_bench_total_errors, [protected, named_table]),
   
       %% Initialize an ETS table to track custom units
  -    ets:new(basho_bench_foo, [protected, named_table]),
  +    ets:new(basho_bench_units, [protected, named_table]),
   
       %% Get the list of operations we'll be using for this test
       F1 =
  
positive.code:     lookup_or_zero(basho_bench_errors, Key).
  
  units_counter(Key) ->
      lookup_or_zero(basho_bench_foo, Key).
  
  lookup_or_zero(Tab, Key) ->
      case catch(ets:lookup_element(Tab, Key, 2)) of
  
negative.code:     %% Reset latency histograms
      [erlang:put({latencies, Op}, ?NEW_HIST) || Op <- State#state.ops],
      %% Reset units
      [ets:insert(basho_bench_units, {Op, 0}) || Op <- State#state.ops],
  
      %% Write summary
      file:write(State#state.summary_file,
  