anchor.diff:      {ok, {{one_for_all,
              misc:get_env_default(max_r, 3),
              misc:get_env_default(max_t, 10)},
  -          Childs}};
  +          Children}};
   init(child) ->
       {ok, {{one_for_one,
              misc:get_env_default(max_r, 3),
  
positive.code:                      fun () ->
                               ns_pubsub:subscribe_link(ns_config_events, fun handle_cfg_event/1)
                       end),
      work_queue:submit_work(index_stats_worker, fun refresh_childs/0),
      RV.
  
negative.code:     supervisor:start_link({local, ?MODULE}, ?MODULE, []).
  
  init([]) ->
      Children =
          [{index_stats_children_sup,
            {supervisor, start_link, [{local, index_stats_children_sup}, ?MODULE, child]},
            permanent, infinity, supervisor, []},
           {index_stats_worker, {erlang, apply, [fun start_link_worker/0, []]},
            permanent, 1000, worker, []},
  