anchor.diff:      Key2 = key(),
       Key3 = key(),
   
  -    {Key, undefined} = mero:get(cluster, Key),
  -    {Key2, undefined} = mero:get(cluster, Key2),
  -    {Key3, undefined} = mero:get(cluster, Key3).
  +    {Key, undefined} = mero:get(cluster, Key, 1000),
  +    {Key2, undefined} = mero:get(cluster, Key2, 1000),
  +    {Key3, undefined} = mero:get(cluster, Key3, 1000).
   
   multiget_undefineds(_Conf) ->
      [] = mero:mget(cluster, [], 1000),
  
positive.code: undefined_counter(_Conf) ->
      Key = key(),
      ct:log("state ~p", [mero:state()]),
      ?assertMatch({Key, undefined}, mero:get(cluster, Key)),
      ?assertMatch({Key, undefined}, mero:get(cluster, Key)),
      ?assertMatch({Key, undefined}, mero:get(cluster2, Key)),
      ?assertMatch({Key, undefined}, mero:get(cluster2, Key)),
      ok.
  
  
  increase_counter(_Conf) ->
      Key = key(),
      ct:log("state ~p", [mero:state()]),
      ?assertMatch({ok, 1}, mero:increment_counter(cluster, Key)),
      ?assertMatch({ok, 2}, mero:increment_counter(cluster, Key)),
      ?assertMatch({ok, 1}, mero:increment_counter(cluster2, Key)),
  
negative.code:     application:load(mero),
      ClusterConfig = ?config(cluster_config, Conf),
      Pids = mero_test_util:start_server(ClusterConfig, 1, 1, 30000, 90000),
      mero_conf:timeout_write(1000),
      mero_conf:timeout_read(1000),
      [{pids, Pids} | Conf].
  
  end_per_testcase(_Module, Conf) ->
  