diff --git a/plugins/mqtt/plugin_mqtt.c b/plugins/mqtt/plugin_mqtt.c
index a91ef611..3f351dcf 100644
--- a/plugins/mqtt/plugin_mqtt.c
+++ b/plugins/mqtt/plugin_mqtt.c
@@ -397,6 +397,7 @@ static int mqtt_plugin_init(neu_plugin_t *plugin)
     }
 
     plugin_subscribe(plugin, "neuronlite/request", 0, plugin_response_handle);
+    log_info("Initialize plugin: %s", neu_plugin_module.module_name);
     return 0;
 }
 
@@ -404,6 +405,7 @@ static int mqtt_plugin_uninit(neu_plugin_t *plugin)
 {
     paho_client_close(plugin->paho);
 
+    log_info("Uninitialize plugin: %s", neu_plugin_module.module_name);
     return 0;
 }
 
@@ -411,6 +413,8 @@ static int mqtt_plugin_config(neu_plugin_t *plugin, neu_config_t *configs)
 {
     UNUSED(plugin);
     UNUSED(configs);
+
+    log_info("config plugin: %s", neu_plugin_module.module_name);
     return 0;
 }
 
diff --git a/src/adapter/adapter.c b/src/adapter/adapter.c
index afe68e01..d3647f00 100644
--- a/src/adapter/adapter.c
+++ b/src/adapter/adapter.c
@@ -133,9 +133,29 @@ static void adapter_loop(void *arg)
         pay_msg = nng_msg_body(msg);
         switch (msg_get_type(pay_msg)) {
         case MSG_CMD_RESP_PONG: {
+            bool  need_config;
             char *buf_ptr;
-            buf_ptr = msg_get_buf_ptr(pay_msg);
+
+            need_config = false;
+            buf_ptr     = msg_get_buf_ptr(pay_msg);
             log_info("Adapter(%s) received pong: %s", adapter->name, buf_ptr);
+            nng_mtx_lock(adapter->mtx);
+            if (adapter->state == ADAPTER_STATE_IDLE) {
+                need_config    = true;
+                adapter->state = ADAPTER_STATE_RUNNING;
+            }
+            nng_mtx_unlock(adapter->mtx);
+
+            if (need_config) {
+                const neu_plugin_intf_funs_t *intf_funs;
+                neu_config_t                  config;
+
+                config.type    = NEU_CONFIG_UNKNOW;
+                config.buf_len = 0;
+                config.buf     = NULL;
+                intf_funs      = adapter->plugin_module->intf_funs;
+                intf_funs->config(adapter->plugin, &config);
+            }
             break;
         }