fix: Disable waiting for shards on boot

apps/emqx/include/emqx.hrl

@@ -25,13 +25,6 @@
 -define(ROUTE_SHARD, route_shard).
 -define(PERSISTENT_SESSION_SHARD, emqx_persistent_session_shard).
 
--define(BOOT_SHARDS, [
-    ?ROUTE_SHARD,
-    ?COMMON_SHARD,
-    ?SHARED_SUB_SHARD,
-    ?PERSISTENT_SESSION_SHARD
-]).
-
 %% Banner
 %%--------------------------------------------------------------------
 

apps/emqx/src/emqx_app.erl

@@ -44,7 +44,6 @@ start(_Type, _Args) ->
     ok = emqx_persistent_session:init_db_backend(),
     ok = maybe_start_quicer(),
     ok = emqx_bpapi:start(),
-    wait_boot_shards(),
     ok = emqx_alarm_handler:load(),
     {ok, Sup} = emqx_sup:start_link(),
     ok = maybe_start_listeners(),
@@ -60,9 +59,6 @@ prep_stop(_State) ->
 
 stop(_State) -> ok.
 
-wait_boot_shards() ->
-    ok = mria_rlog:wait_for_shards(?BOOT_SHARDS, infinity).
-
 %% @doc Call this function to make emqx boot without loading config,
 %% in case we want to delegate the config load to a higher level app
 %% which manages emqx app.