anchor.diff:                                    passive=Passive,
                                     reserved=Reserved},
   
  -            persist_state(State2),
  +            persist_epoch(State2#state.epoch),
   
               State2;
           false ->
  
positive.code:             Passive0
      end,
      State = State0#state{passive=Passive},
      persist_state(State),
      State.
  
  %% @private
  
negative.code:     %% Process connection exits.
      process_flag(trap_exit, true),
  
      Epoch = maybe_load_epoch_from_disk(),
      
      Myself = myself(),
      Active = sets:add_element(Myself, sets:new()),
      Passive = sets:new(),
      Connections = partisan_peer_service_connections:new(),
      
      SentMessageMap = dict:new(),
      RecvMessageMap = dict:new(),
  
  