diff --git a/internal/msgtransfer/online_history_msg_handler.go b/internal/msgtransfer/online_history_msg_handler.go
index 0cce342f6..81f0497d8 100644
--- a/internal/msgtransfer/online_history_msg_handler.go
+++ b/internal/msgtransfer/online_history_msg_handler.go
@@ -157,7 +157,7 @@ func (och *OnlineHistoryRedisConsumerHandler) MessagesDistributionHandle() {
 				ctx := triggerChannelValue.ctx
 				consumerMessages := triggerChannelValue.cMsgList
 				//Aggregation map[userid]message list
-				log.ZDebug(ctx, "batch messages come to distribution center", len(consumerMessages))
+				log.ZDebug(ctx, "batch messages come to distribution center", "length", len(consumerMessages))
 				for i := 0; i < len(consumerMessages); i++ {
 					ctxMsg := &ContextMsg{}
 					msgFromMQ := pbMsg.MsgDataToMQ{}
@@ -178,7 +178,7 @@ func (och *OnlineHistoryRedisConsumerHandler) MessagesDistributionHandle() {
 						aggregationMsgs[string(consumerMessages[i].Key)] = m
 					}
 				}
-				log.ZDebug(ctx, "generate map list users len", len(aggregationMsgs))
+				log.ZDebug(ctx, "generate map list users len", "length", len(aggregationMsgs))
 				for aggregationID, v := range aggregationMsgs {
 					if len(v) >= 0 {
 						hashCode := utils.GetHashCode(aggregationID)
@@ -223,7 +223,7 @@ func (och *OnlineHistoryRedisConsumerHandler) ConsumeClaim(sess sarama.ConsumerG
 					rwLock.Unlock()
 					split := 1000
 					ctx := mcontext.WithTriggerIDContext(context.Background(), utils.OperationIDGenerator())
-					log.ZDebug(ctx, "timer trigger msg consumer start", len(ccMsg))
+					log.ZDebug(ctx, "timer trigger msg consumer start", "length", len(ccMsg))
 					for i := 0; i < len(ccMsg)/split; i++ {
 						//log.Debug()
 						och.msgDistributionCh <- Cmd2Value{Cmd: ConsumerMsgs, Value: TriggerChannelValue{
@@ -233,7 +233,7 @@ func (och *OnlineHistoryRedisConsumerHandler) ConsumeClaim(sess sarama.ConsumerG
 						och.msgDistributionCh <- Cmd2Value{Cmd: ConsumerMsgs, Value: TriggerChannelValue{
 							ctx: ctx, cMsgList: ccMsg[split*(len(ccMsg)/split):]}}
 					}
-					log.ZDebug(ctx, "timer trigger msg consumer end", len(ccMsg))
+					log.ZDebug(ctx, "timer trigger msg consumer end", "length", len(ccMsg))
 				}
 			}
 		}