diff --git a/weed/Makefile b/weed/Makefile
index 356dc4b3e..c84678f97 100644
--- a/weed/Makefile
+++ b/weed/Makefile
@@ -37,6 +37,10 @@ debug_s3:
 	go build -gcflags="all=-N -l"
 	dlv --listen=:2345 --headless=true --api-version=2 --accept-multiclient exec ./weed -- -v=4 s3
 
+debug_mq:
+	go build -gcflags="all=-N -l"
+	dlv --listen=:2345 --headless=true --api-version=2 --accept-multiclient exec ./weed -- -v=4 mq.broker
+
 debug_filer_copy:
 	go build -gcflags="all=-N -l"
 	dlv --listen=:2345 --headless=true --api-version=2 --accept-multiclient exec ./weed -- -v=4 filer.backup -filer=localhost:8888 -filerProxy -timeAgo=10h
diff --git a/weed/mq/broker/broker_grpc_admin.go b/weed/mq/broker/broker_grpc_admin.go
index 5aac780fb..a417a5041 100644
--- a/weed/mq/broker/broker_grpc_admin.go
+++ b/weed/mq/broker/broker_grpc_admin.go
@@ -145,7 +145,7 @@ func (broker *MessageQueueBroker) confirmBrokerPartitionAssignment(topic *topic.
 		return true
 	}
 	for _, b := range oldAssignment.FollowerBrokers {
-		pb.WithBrokerClient(false, pb.ServerAddress(b), broker.grpcDialOption, func(client mq_pb.SeaweedMessagingClient) error {
+		pb.WithBrokerGrpcClient(false, b, broker.grpcDialOption, func(client mq_pb.SeaweedMessagingClient) error {
 			_, err := client.CheckTopicPartitionsStatus(context.Background(), &mq_pb.CheckTopicPartitionsStatusRequest{
 				Namespace:                  string(topic.Namespace),
 				Topic:                      topic.Name,
diff --git a/weed/mq/broker/broker_grpc_pub.go b/weed/mq/broker/broker_grpc_pub.go
index 8b2e685ec..874009fad 100644
--- a/weed/mq/broker/broker_grpc_pub.go
+++ b/weed/mq/broker/broker_grpc_pub.go
@@ -73,6 +73,25 @@ func (broker *MessageQueueBroker) Publish(stream mq_pb.SeaweedMessaging_PublishS
 	// 3. write to the filer
 
 	var localTopicPartition *topic.LocalPartition
+	req, err := stream.Recv()
+	if err != nil {
+		return err
+	}
+	response := &mq_pb.PublishResponse{}
+	// TODO check whether current broker should be the leader for the topic partition
+	if initMessage := req.GetInit(); initMessage != nil {
+		localTopicPartition = broker.localTopicManager.GetTopicPartition(
+			topic.FromPbTopic(initMessage.Topic),
+			topic.FromPbPartition(initMessage.Partition),
+		)
+		if localTopicPartition == nil {
+			response.Error = fmt.Sprintf("topic %v partition %v not found", initMessage.Topic, initMessage.Partition)
+			glog.Errorf("topic %v partition %v not found", initMessage.Topic, initMessage.Partition)
+			return stream.Send(response)
+		}
+	}
+
+	// process each published messages
 	for {
 		req, err := stream.Recv()
 		if err != nil {
@@ -85,21 +104,8 @@ func (broker *MessageQueueBroker) Publish(stream mq_pb.SeaweedMessaging_PublishS
 			AckSequence: sequence,
 		}
 		if dataMessage := req.GetData(); dataMessage != nil {
-			if localTopicPartition == nil {
-				response.Error = "topic partition not initialized"
-				glog.Errorf("topic partition not found")
-			} else {
-				localTopicPartition.Publish(dataMessage)
-			}
-		} else if initMessage := req.GetInit(); initMessage != nil {
-			localTopicPartition = broker.localTopicManager.GetTopicPartition(
-				topic.FromPbTopic(initMessage.Topic),
-				topic.FromPbPartition(initMessage.Partition),
-			)
-			if localTopicPartition == nil {
-				response.Error = fmt.Sprintf("topic %v partition %v not found", initMessage.Topic, initMessage.Partition)
-				glog.Errorf("topic %v partition %v not found", initMessage.Topic, initMessage.Partition)
-			}
+			print('+')
+			localTopicPartition.Publish(dataMessage)
 		}
 		if err := stream.Send(response); err != nil {
 			glog.Errorf("Error sending setup response: %v", err)
@@ -121,7 +127,7 @@ func (broker *MessageQueueBroker) AssignTopicPartitions(c context.Context, reque
 			localPartiton)
 		if request.IsLeader {
 			for _, follower := range localPartiton.FollowerBrokers {
-				err := pb.WithBrokerClient(false, follower, broker.grpcDialOption, func(client mq_pb.SeaweedMessagingClient) error {
+				err := pb.WithBrokerGrpcClient(false, follower.String(), broker.grpcDialOption, func(client mq_pb.SeaweedMessagingClient) error {
 					_, err := client.AssignTopicPartitions(context.Background(), request)
 					return err
 				})
diff --git a/weed/mq/broker/broker_grpc_sub.go b/weed/mq/broker/broker_grpc_sub.go
index e5cbde83f..8a673009d 100644
--- a/weed/mq/broker/broker_grpc_sub.go
+++ b/weed/mq/broker/broker_grpc_sub.go
@@ -1,6 +1,7 @@
 package broker
 
 import (
+	"fmt"
 	"github.com/seaweedfs/seaweedfs/weed/glog"
 	"github.com/seaweedfs/seaweedfs/weed/mq/topic"
 	"github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
@@ -15,7 +16,7 @@ func (broker *MessageQueueBroker) Subscribe(req *mq_pb.SubscribeRequest, stream
 	if localTopicPartition == nil {
 		stream.Send(&mq_pb.SubscribeResponse{
 			Message: &mq_pb.SubscribeResponse_Ctrl{
-				&mq_pb.SubscribeResponse_CtrlMessage{
+				Ctrl: &mq_pb.SubscribeResponse_CtrlMessage{
 					Error: "not found",
 				},
 			},
@@ -24,10 +25,11 @@ func (broker *MessageQueueBroker) Subscribe(req *mq_pb.SubscribeRequest, stream
 	}
 
 	localTopicPartition.Subscribe("client", time.Now(), func(logEntry *filer_pb.LogEntry) error {
+		value := logEntry.GetData()
 		if err := stream.Send(&mq_pb.SubscribeResponse{Message: &mq_pb.SubscribeResponse_Data{
 			Data: &mq_pb.DataMessage{
-				Key:   []byte("hello"),
-				Value: []byte("world"),
+				Key:   []byte(fmt.Sprintf("key-%d", logEntry.PartitionKeyHash)),
+				Value: value,
 			},
 		}}); err != nil {
 			glog.Errorf("Error sending setup response: %v", err)
diff --git a/weed/mq/broker/broker_server.go b/weed/mq/broker/broker_server.go
index 4f5b3c28d..22da80cb6 100644
--- a/weed/mq/broker/broker_server.go
+++ b/weed/mq/broker/broker_server.go
@@ -112,7 +112,7 @@ func (broker *MessageQueueBroker) withMasterClient(streamingMode bool, master pb
 
 func (broker *MessageQueueBroker) withBrokerClient(streamingMode bool, server pb.ServerAddress, fn func(client mq_pb.SeaweedMessagingClient) error) error {
 
-	return pb.WithBrokerClient(streamingMode, server, broker.grpcDialOption, func(client mq_pb.SeaweedMessagingClient) error {
+	return pb.WithBrokerGrpcClient(streamingMode, server.String(), broker.grpcDialOption, func(client mq_pb.SeaweedMessagingClient) error {
 		return fn(client)
 	})
 
diff --git a/weed/mq/client/pub_client/publisher.go b/weed/mq/client/pub_client/publisher.go
index 790580777..8be027ac7 100644
--- a/weed/mq/client/pub_client/publisher.go
+++ b/weed/mq/client/pub_client/publisher.go
@@ -1,5 +1,59 @@
 package main
 
+import (
+	"context"
+	"fmt"
+	"github.com/seaweedfs/seaweedfs/weed/pb"
+	"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials/insecure"
+)
+
 func main() {
 
+	err := pb.WithBrokerGrpcClient(true,
+		"localhost:17777",
+		grpc.WithTransportCredentials(insecure.NewCredentials()),
+		func(client mq_pb.SeaweedMessagingClient) error {
+			pubClient, err := client.Publish(context.Background())
+			if err != nil {
+				return err
+			}
+			if initErr := pubClient.Send(&mq_pb.PublishRequest{
+				Message: &mq_pb.PublishRequest_Init{
+					Init: &mq_pb.PublishRequest_InitMessage{
+						Topic: &mq_pb.Topic{
+							Namespace: "test",
+							Name:      "test",
+						},
+						Partition: &mq_pb.Partition{
+							RangeStart: 0,
+							RangeStop:  1,
+							RingSize:   1,
+						},
+					},
+				},
+			}); initErr != nil {
+				return initErr
+			}
+
+			for i := 0; i < 10; i++ {
+				if dataErr := pubClient.Send(&mq_pb.PublishRequest{
+					Message: &mq_pb.PublishRequest_Data{
+						Data: &mq_pb.DataMessage{
+							Key:   []byte(fmt.Sprintf("key-%d", i)),
+							Value: []byte(fmt.Sprintf("value-%d", i)),
+						},
+					},
+				}); dataErr != nil {
+					return dataErr
+				}
+			}
+			return nil
+		})
+
+	if err != nil {
+		fmt.Println(err)
+	}
+
 }
diff --git a/weed/mq/client/sub_client/subscriber.go b/weed/mq/client/sub_client/subscriber.go
new file mode 100644
index 000000000..b7ae2fe10
--- /dev/null
+++ b/weed/mq/client/sub_client/subscriber.go
@@ -0,0 +1,50 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"github.com/seaweedfs/seaweedfs/weed/pb"
+	"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials/insecure"
+)
+
+func main() {
+	err := pb.WithBrokerGrpcClient(true,
+		"localhost:17777",
+		grpc.WithTransportCredentials(insecure.NewCredentials()),
+		func(client mq_pb.SeaweedMessagingClient) error {
+			subClient, err := client.Subscribe(context.Background(), &mq_pb.SubscribeRequest{
+				Init: &mq_pb.SubscribeRequest_InitMessage{
+					Topic: &mq_pb.Topic{
+						Namespace: "test",
+						Name:      "test",
+					},
+				},
+			})
+			if err != nil {
+				return err
+			}
+
+			for {
+				resp, err := subClient.Recv()
+				if err != nil {
+					return err
+				}
+				if resp.GetCtrl() != nil {
+					if resp.GetCtrl().Error != "" {
+						return fmt.Errorf("ctrl error: %v", resp.GetCtrl().Error)
+					}
+				}
+				if resp.GetData() != nil {
+					println(string(resp.GetData().Key), "=>", string(resp.GetData().Value))
+				}
+
+			}
+			return nil
+		})
+
+	if err != nil {
+		fmt.Println(err)
+	}
+}
diff --git a/weed/pb/grpc_client_server.go b/weed/pb/grpc_client_server.go
index 5f685912e..2df2be70f 100644
--- a/weed/pb/grpc_client_server.go
+++ b/weed/pb/grpc_client_server.go
@@ -225,14 +225,6 @@ func WithVolumeServerClient(streamingMode bool, volumeServer ServerAddress, grpc
 
 }
 
-func WithBrokerClient(streamingMode bool, broker ServerAddress, grpcDialOption grpc.DialOption, fn func(client mq_pb.SeaweedMessagingClient) error) error {
-	return WithGrpcClient(streamingMode, 0, func(grpcConnection *grpc.ClientConn) error {
-		client := mq_pb.NewSeaweedMessagingClient(grpcConnection)
-		return fn(client)
-	}, broker.ToGrpcAddress(), false, grpcDialOption)
-
-}
-
 func WithOneOfGrpcMasterClients(streamingMode bool, masterGrpcAddresses map[string]ServerAddress, grpcDialOption grpc.DialOption, fn func(client master_pb.SeaweedClient) error) (err error) {
 
 	for _, masterGrpcAddress := range masterGrpcAddresses {
diff --git a/weed/pb/mq.proto b/weed/pb/mq.proto
index efdec44d6..b8fa31dc2 100644
--- a/weed/pb/mq.proto
+++ b/weed/pb/mq.proto
@@ -164,7 +164,7 @@ message PublishRequest {
 message PublishResponse {
     int64 ack_sequence = 1;
     string error = 2;
-    bool is_closed = 3;
+    string redirect_to_broker = 3;
 }
 message SubscribeRequest {
     message InitMessage {
diff --git a/weed/pb/mq_pb/mq.pb.go b/weed/pb/mq_pb/mq.pb.go
index a34e23194..3b24e79dd 100644
--- a/weed/pb/mq_pb/mq.pb.go
+++ b/weed/pb/mq_pb/mq.pb.go
@@ -1379,9 +1379,9 @@ type PublishResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	AckSequence int64  `protobuf:"varint,1,opt,name=ack_sequence,json=ackSequence,proto3" json:"ack_sequence,omitempty"`
-	Error       string `protobuf:"bytes,2,opt,name=error,proto3" json:"error,omitempty"`
-	IsClosed    bool   `protobuf:"varint,3,opt,name=is_closed,json=isClosed,proto3" json:"is_closed,omitempty"`
+	AckSequence      int64  `protobuf:"varint,1,opt,name=ack_sequence,json=ackSequence,proto3" json:"ack_sequence,omitempty"`
+	Error            string `protobuf:"bytes,2,opt,name=error,proto3" json:"error,omitempty"`
+	RedirectToBroker string `protobuf:"bytes,3,opt,name=redirect_to_broker,json=redirectToBroker,proto3" json:"redirect_to_broker,omitempty"`
 }
 
 func (x *PublishResponse) Reset() {
@@ -1430,11 +1430,11 @@ func (x *PublishResponse) GetError() string {
 	return ""
 }
 
-func (x *PublishResponse) GetIsClosed() bool {
+func (x *PublishResponse) GetRedirectToBroker() string {
 	if x != nil {
-		return x.IsClosed
+		return x.RedirectToBroker
 	}
-	return false
+	return ""
 }
 
 type SubscribeRequest struct {
@@ -1925,114 +1925,115 @@ var file_mq_proto_rawDesc = []byte{
 	0x0b, 0x32, 0x17, 0x2e, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x69, 0x6e, 0x67, 0x5f, 0x70, 0x62,
 	0x2e, 0x50, 0x61, 0x72, 0x74, 0x69, 0x74, 0x69, 0x6f, 0x6e, 0x52, 0x09, 0x70, 0x61, 0x72, 0x74,
 	0x69, 0x74, 0x69, 0x6f, 0x6e, 0x42, 0x09, 0x0a, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65,
-	0x22, 0x67, 0x0a, 0x0f, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x73, 0x68, 0x52, 0x65, 0x73, 0x70, 0x6f,
+	0x22, 0x78, 0x0a, 0x0f, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x73, 0x68, 0x52, 0x65, 0x73, 0x70, 0x6f,
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 	0x6e, 0x63, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x03, 0x52, 0x0b, 0x61, 0x63, 0x6b, 0x53, 0x65,
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-	0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x65, 0x72, 0x72, 0x6f, 0x72, 0x12, 0x1b, 0x0a, 0x09,
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-	0x08, 0x69, 0x73, 0x43, 0x6c, 0x6f, 0x73, 0x65, 0x64, 0x22, 0xdf, 0x01, 0x0a, 0x10, 0x53, 0x75,
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-	0x0a, 0x08, 0x73, 0x65, 0x71, 0x75, 0x65, 0x6e, 0x63, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x03,
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+	0x63, 0x74, 0x54, 0x6f, 0x42, 0x72, 0x6f, 0x6b, 0x65, 0x72, 0x22, 0xdf, 0x01, 0x0a, 0x10, 0x53,
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+	0x11, 0x53, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x62, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e,
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 var (