diff --git a/weed/pb/master_pb/master.pb.go b/weed/pb/master_pb/master.pb.go
index c33e2b768..95c9533a1 100644
--- a/weed/pb/master_pb/master.pb.go
+++ b/weed/pb/master_pb/master.pb.go
@@ -428,10 +428,12 @@ type VolumeEcShardInformationMessage struct {
 	EcIndexBits uint32 `protobuf:"varint,3,opt,name=ec_index_bits,json=ecIndexBits" json:"ec_index_bits,omitempty"`
 }
 
-func (m *VolumeEcShardInformationMessage) Reset()                    { *m = VolumeEcShardInformationMessage{} }
-func (m *VolumeEcShardInformationMessage) String() string            { return proto.CompactTextString(m) }
-func (*VolumeEcShardInformationMessage) ProtoMessage()               {}
-func (*VolumeEcShardInformationMessage) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{4} }
+func (m *VolumeEcShardInformationMessage) Reset()         { *m = VolumeEcShardInformationMessage{} }
+func (m *VolumeEcShardInformationMessage) String() string { return proto.CompactTextString(m) }
+func (*VolumeEcShardInformationMessage) ProtoMessage()    {}
+func (*VolumeEcShardInformationMessage) Descriptor() ([]byte, []int) {
+	return fileDescriptor0, []int{4}
+}
 
 func (m *VolumeEcShardInformationMessage) GetId() uint32 {
 	if m != nil {
@@ -1422,10 +1424,12 @@ type GetMasterConfigurationResponse struct {
 	MetricsIntervalSeconds uint32 `protobuf:"varint,2,opt,name=metrics_interval_seconds,json=metricsIntervalSeconds" json:"metrics_interval_seconds,omitempty"`
 }
 
-func (m *GetMasterConfigurationResponse) Reset()                    { *m = GetMasterConfigurationResponse{} }
-func (m *GetMasterConfigurationResponse) String() string            { return proto.CompactTextString(m) }
-func (*GetMasterConfigurationResponse) ProtoMessage()               {}
-func (*GetMasterConfigurationResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{32} }
+func (m *GetMasterConfigurationResponse) Reset()         { *m = GetMasterConfigurationResponse{} }
+func (m *GetMasterConfigurationResponse) String() string { return proto.CompactTextString(m) }
+func (*GetMasterConfigurationResponse) ProtoMessage()    {}
+func (*GetMasterConfigurationResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor0, []int{32}
+}
 
 func (m *GetMasterConfigurationResponse) GetMetricsAddress() string {
 	if m != nil {
diff --git a/weed/pb/volume_server_pb/volume_server.pb.go b/weed/pb/volume_server_pb/volume_server.pb.go
index ca96b8d20..8b02d2bba 100644
--- a/weed/pb/volume_server_pb/volume_server.pb.go
+++ b/weed/pb/volume_server_pb/volume_server.pb.go
@@ -1051,10 +1051,12 @@ func (m *VolumeEcShardsGenerateRequest) GetCollection() string {
 type VolumeEcShardsGenerateResponse struct {
 }
 
-func (m *VolumeEcShardsGenerateResponse) Reset()                    { *m = VolumeEcShardsGenerateResponse{} }
-func (m *VolumeEcShardsGenerateResponse) String() string            { return proto.CompactTextString(m) }
-func (*VolumeEcShardsGenerateResponse) ProtoMessage()               {}
-func (*VolumeEcShardsGenerateResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{41} }
+func (m *VolumeEcShardsGenerateResponse) Reset()         { *m = VolumeEcShardsGenerateResponse{} }
+func (m *VolumeEcShardsGenerateResponse) String() string { return proto.CompactTextString(m) }
+func (*VolumeEcShardsGenerateResponse) ProtoMessage()    {}
+func (*VolumeEcShardsGenerateResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor0, []int{41}
+}
 
 type VolumeEcShardsRebuildRequest struct {
 	VolumeId   uint32 `protobuf:"varint,1,opt,name=volume_id,json=volumeId" json:"volume_id,omitempty"`
@@ -1427,10 +1429,12 @@ func (m *VolumeEcShardsToVolumeRequest) GetCollection() string {
 type VolumeEcShardsToVolumeResponse struct {
 }
 
-func (m *VolumeEcShardsToVolumeResponse) Reset()                    { *m = VolumeEcShardsToVolumeResponse{} }
-func (m *VolumeEcShardsToVolumeResponse) String() string            { return proto.CompactTextString(m) }
-func (*VolumeEcShardsToVolumeResponse) ProtoMessage()               {}
-func (*VolumeEcShardsToVolumeResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{57} }
+func (m *VolumeEcShardsToVolumeResponse) Reset()         { *m = VolumeEcShardsToVolumeResponse{} }
+func (m *VolumeEcShardsToVolumeResponse) String() string { return proto.CompactTextString(m) }
+func (*VolumeEcShardsToVolumeResponse) ProtoMessage()    {}
+func (*VolumeEcShardsToVolumeResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor0, []int{57}
+}
 
 type ReadVolumeFileStatusRequest struct {
 	VolumeId uint32 `protobuf:"varint,1,opt,name=volume_id,json=volumeId" json:"volume_id,omitempty"`
@@ -2097,8 +2101,10 @@ type QueryRequest_InputSerialization_JSONInput struct {
 func (m *QueryRequest_InputSerialization_JSONInput) Reset() {
 	*m = QueryRequest_InputSerialization_JSONInput{}
 }
-func (m *QueryRequest_InputSerialization_JSONInput) String() string { return proto.CompactTextString(m) }
-func (*QueryRequest_InputSerialization_JSONInput) ProtoMessage()    {}
+func (m *QueryRequest_InputSerialization_JSONInput) String() string {
+	return proto.CompactTextString(m)
+}
+func (*QueryRequest_InputSerialization_JSONInput) ProtoMessage() {}
 func (*QueryRequest_InputSerialization_JSONInput) Descriptor() ([]byte, []int) {
 	return fileDescriptor0, []int{70, 1, 1}
 }
diff --git a/weed/shell/command_volume_fix_replication.go b/weed/shell/command_volume_fix_replication.go
index 4e1a6078b..5bfe1edc9 100644
--- a/weed/shell/command_volume_fix_replication.go
+++ b/weed/shell/command_volume_fix_replication.go
@@ -213,7 +213,7 @@ func satisfyReplicaPlacement(replicaPlacement *super_block.ReplicaPlacement, exi
 	// now this is one of the primary dcs
 	existingRacks := make(map[string]int)
 	for _, loc := range existingLocations {
-		if loc.DataCenter()!=possibleLocation.DataCenter() {
+		if loc.DataCenter() != possibleLocation.DataCenter() {
 			continue
 		}
 		existingRacks[loc.Rack()] += 1
diff --git a/weed/shell/command_volume_fix_replication_test.go b/weed/shell/command_volume_fix_replication_test.go
index 0113b32e7..4cfbd96aa 100644
--- a/weed/shell/command_volume_fix_replication_test.go
+++ b/weed/shell/command_volume_fix_replication_test.go
@@ -14,6 +14,7 @@ type testcase struct {
 	possibleLocation  location
 	expected          bool
 }
+
 func TestSatisfyReplicaPlacementComplicated(t *testing.T) {
 
 	var tests = []testcase{