anchor.diff:        end, 
         Nodes),
       ok.
  +
  +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  +
  +-spec db_stats() -> ok.
  +db_stats() ->
  +    DBSize = erlang:get(?DBSizeKey),
  +    Ring = statistics:get_ring_details(),
  +    Stored = statistics:get_total_load(Ring),
  +    io:format("Replica Status~nStored/Dest/Missing~n~p/~p/~p~n", 
  +              [Stored, DBSize, DBSize - Stored]),
  +    ok.
  +
  +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   
   -spec set_recon_method(rep_upd_recon:method()) -> ok | {error, term()}.
   set_recon_method(Method) ->
  
positive.code: -type db_parameter() :: {ftype, failure_type()} |
                          {fprob, 0..100} |            %failure probability
                          {distribution, db_generator:distribution()}.
  
  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  %% Eval Quick Start
  
negative.code: -export([make_ring/2, 
           fill_ring/3,
           start_sync/0,
           db_stats/0,
           set_recon_method/1]).
  
  -export([test_upd/0,
  