diff --git a/kernel/server/serve.go b/kernel/server/serve.go
index bdde19fa4..44c3a8e01 100644
--- a/kernel/server/serve.go
+++ b/kernel/server/serve.go
@@ -373,11 +373,11 @@ func serveWebSocket(ginServer *gin.Engine) {
 	})
 
 	util.WebSocketServer.HandlePong(func(session *melody.Session) {
-		//logging.LogInfof("pong")
+		logging.LogInfof("pong")
 	})
 
 	util.WebSocketServer.HandleConnect(func(s *melody.Session) {
-		//logging.LogInfof("ws check auth for [%s]", s.Request.RequestURI)
+		logging.LogInfof("ws check auth for [%s]", s.Request.RequestURI)
 		authOk := true
 
 		if "" != model.Conf.AccessAuthCode {
@@ -410,29 +410,29 @@ func serveWebSocket(ginServer *gin.Engine) {
 
 		if !authOk {
 			s.CloseWithMsg([]byte("  unauthenticated"))
-			//logging.LogWarnf("closed an unauthenticated session [%s]", util.GetRemoteAddr(s))
+			logging.LogWarnf("closed an unauthenticated session [%s]", util.GetRemoteAddr(s))
 			return
 		}
 
 		util.AddPushChan(s)
-		//sessionId, _ := s.Get("id")
-		//logging.LogInfof("ws [%s] connected", sessionId)
+		sessionId, _ := s.Get("id")
+		logging.LogInfof("ws [%s] connected", sessionId)
 	})
 
 	util.WebSocketServer.HandleDisconnect(func(s *melody.Session) {
 		util.RemovePushChan(s)
-		//sessionId, _ := s.Get("id")
-		//logging.LogInfof("ws [%s] disconnected", sessionId)
+		sessionId, _ := s.Get("id")
+		logging.LogInfof("ws [%s] disconnected", sessionId)
 	})
 
 	util.WebSocketServer.HandleError(func(s *melody.Session, err error) {
-		//sessionId, _ := s.Get("id")
-		//logging.LogDebugf("ws [%s] failed: %s", sessionId, err)
+		sessionId, _ := s.Get("id")
+		logging.LogDebugf("ws [%s] failed: %s", sessionId, err)
 	})
 
 	util.WebSocketServer.HandleClose(func(s *melody.Session, i int, str string) error {
-		//sessionId, _ := s.Get("id")
-		//logging.LogDebugf("ws [%s] closed: %v, %v", sessionId, i, str)
+		sessionId, _ := s.Get("id")
+		logging.LogDebugf("ws [%s] closed: %v, %v", sessionId, i, str)
 		return nil
 	})