diff --git a/weed/mq/topic/local_partition.go b/weed/mq/topic/local_partition.go
index 3e5963855..5df2535a6 100644
--- a/weed/mq/topic/local_partition.go
+++ b/weed/mq/topic/local_partition.go
@@ -30,8 +30,8 @@ type LocalPartition struct {
 	Subscribers     *LocalPartitionSubscribers
 	FollowerId      int32
 
-	FollowerStream         mq_pb.SeaweedMessaging_PublishFollowMeClient
-	FollowerGrpcConnection *grpc.ClientConn
+	followerStream         mq_pb.SeaweedMessaging_PublishFollowMeClient
+	followerGrpcConnection *grpc.ClientConn
 	follower               string
 }
 
@@ -59,9 +59,9 @@ func (p *LocalPartition) Publish(message *mq_pb.DataMessage) error {
 	p.LogBuffer.AddToBuffer(message.Key, message.Value, time.Now().UnixNano())
 
 	// maybe send to the follower
-	if p.FollowerStream != nil {
+	if p.followerStream != nil {
 		println("recv", string(message.Key), message.TsNs)
-		if followErr := p.FollowerStream.Send(&mq_pb.PublishFollowMeRequest{
+		if followErr := p.followerStream.Send(&mq_pb.PublishFollowMeRequest{
 			Message: &mq_pb.PublishFollowMeRequest_Data{
 				Data: message,
 			},
@@ -147,7 +147,7 @@ func (p *LocalPartition) WaitUntilNoPublishers() {
 }
 
 func (p *LocalPartition) MaybeConnectToFollowers(initMessage *mq_pb.PublishMessageRequest_InitMessage, grpcDialOption grpc.DialOption) (err error) {
-	if p.FollowerStream != nil {
+	if p.followerStream != nil {
 		return nil
 	}
 	if len(initMessage.FollowerBrokers) == 0 {
@@ -156,16 +156,16 @@ func (p *LocalPartition) MaybeConnectToFollowers(initMessage *mq_pb.PublishMessa
 
 	p.follower = initMessage.FollowerBrokers[0]
 	ctx := context.Background()
-	p.FollowerGrpcConnection, err = pb.GrpcDial(ctx, p.follower, true, grpcDialOption)
+	p.followerGrpcConnection, err = pb.GrpcDial(ctx, p.follower, true, grpcDialOption)
 	if err != nil {
 		return fmt.Errorf("fail to dial %s: %v", p.follower, err)
 	}
-	followerClient := mq_pb.NewSeaweedMessagingClient(p.FollowerGrpcConnection)
-	p.FollowerStream, err = followerClient.PublishFollowMe(ctx)
+	followerClient := mq_pb.NewSeaweedMessagingClient(p.followerGrpcConnection)
+	p.followerStream, err = followerClient.PublishFollowMe(ctx)
 	if err != nil {
 		return fmt.Errorf("fail to create publish client: %v", err)
 	}
-	if err = p.FollowerStream.Send(&mq_pb.PublishFollowMeRequest{
+	if err = p.followerStream.Send(&mq_pb.PublishFollowMeRequest{
 		Message: &mq_pb.PublishFollowMeRequest_Init{
 			Init: &mq_pb.PublishFollowMeRequest_InitMessage{
 				Topic:      initMessage.Topic,
@@ -183,7 +183,7 @@ func (p *LocalPartition) MaybeConnectToFollowers(initMessage *mq_pb.PublishMessa
 		}()
 
 		for {
-			ack, err := p.FollowerStream.Recv()
+			ack, err := p.followerStream.Recv()
 			if err != nil {
 				glog.Errorf("Error receiving follower ack: %v", err)
 				return
@@ -204,9 +204,9 @@ func (p *LocalPartition) MaybeShutdownLocalPartition() (hasShutdown bool) {
 	}
 	p.LogBuffer.ShutdownLogBuffer()
 
-	if p.FollowerStream != nil {
+	if p.followerStream != nil {
 		// send close to the follower
-		if followErr := p.FollowerStream.Send(&mq_pb.PublishFollowMeRequest{
+		if followErr := p.followerStream.Send(&mq_pb.PublishFollowMeRequest{
 			Message: &mq_pb.PublishFollowMeRequest_Close{
 				Close: &mq_pb.PublishFollowMeRequest_CloseMessage{},
 			},
@@ -214,8 +214,8 @@ func (p *LocalPartition) MaybeShutdownLocalPartition() (hasShutdown bool) {
 			glog.Errorf("Error closing follower stream: %v", followErr)
 		}
 		glog.V(4).Infof("closing grpcConnection to follower")
-		p.FollowerGrpcConnection.Close()
-		p.FollowerStream = nil
+		p.followerGrpcConnection.Close()
+		p.followerStream = nil
 	}
 
 	return