diff --git a/internal/msg_transfer/logic/persistent_msg_handler.go b/internal/msg_transfer/logic/persistent_msg_handler.go
index ac1e47788..c02c02739 100644
--- a/internal/msg_transfer/logic/persistent_msg_handler.go
+++ b/internal/msg_transfer/logic/persistent_msg_handler.go
@@ -79,6 +79,7 @@ func (pc *PersistentConsumerHandler) handleChatWs2Mysql(cMsg *sarama.ConsumerMes
 				return
 			}
 			if config.Config.Prometheus.Enable {
+				log.NewDebug(msgFromMQ.OperationID, utils.GetSelfFuncName(), "inc msgInsertMysqlProcessed")
 				msgInsertMysqlProcessed.Inc()
 			}
 		}