anchor.diff:  
   %% @doc Receive message from a remote manager.
   receive_message(Message) ->
  -    % lager:info("Receiving message ~p", [Message]),
       gen_server:call(?MODULE, {receive_message, Message}, infinity).
   
   %% @doc Attempt to join a remote node.
  
positive.code:     4.
  
  %% @private
  schedule_memory_report() ->
      erlang:send_after(?MEMORY_REPORT_INTERVAL,
                        ?MODULE,
                        memory_report).
  
  %% @private
  schedule_passive_view_maintenance() ->
      erlang:send_after(?PASSIVE_VIEW_MAINTENANCE_INTERVAL,
                        ?MODULE,
  
negative.code: %% @private
  notify(#state{active=Active}) ->
      partisan_peer_service_events:update(Active).
  