anchor.diff:                           succ -> Succ;
                            pred -> Pred
                        end,
  +             proto_sched(start),
                symm4_slide_load_test_slide(DhtNode, PredOrSucc, TargetId, NewTag, NthNode, N, Node, Other),
  +             proto_sched(stop),
                receive
                    ?SCALARIS_RECV(Z,
                                   ?ct_fail("slide_~.0p(~B.~B, ~.0p) unexpected message: ~.0p",
  
positive.code:     util:wait_for_process_to_die(Pid),
      % wait a bit for the rm-processes to settle
      timer:sleep(500),
      proto_sched(start),
      Config.
  
  end_per_testcase(_TestCase, _Config) ->
      proto_sched(stop),
      unittest_helper:stop_ring(),
      ok.
  
  
negative.code:                     proto_sched:start_deliver();
                  stop ->
                      proto_sched:stop(),
                      ct:pal("Proto scheduler stats: ~.2p", proto_sched:get_infos()),
                      proto_sched:cleanup()
              end;
          _ -> ok
  