Fix GetSegmentStates

Signed-off-by: zhenshan.cao <zhenshan.cao@zilliz.com>

internal/datanode/flow_graph_dd_node.go

@@ -132,7 +132,7 @@ func (ddNode *ddNode) Operate(in []*Msg) []*Msg {
 		}
 
 	default:
-		log.Println(". default: do nothing ...")
+		//log.Println(". default: do nothing ...")
 	}
 
 	// generate binlog

internal/dataservice/server.go

@@ -623,18 +623,28 @@ func (s *Server) GetSegmentStates(req *datapb.SegmentStatesRequest) (*datapb.Seg
 		return resp, nil
 	}
 
-	segmentInfo, err := s.meta.GetSegment(req.SegmentID)
+	for _, segmentID := range req.SegmentIDs {
-	if err != nil {
+		state := &datapb.SegmentStateInfo{
-		resp.Status.Reason = "get segment states error: " + err.Error()
+			Status:    &commonpb.Status{},
-		return resp, nil
+			SegmentID: segmentID,
+		}
+		segmentInfo, err := s.meta.GetSegment(segmentID)
+		if err != nil {
+			state.Status.ErrorCode = commonpb.ErrorCode_UNEXPECTED_ERROR
+			state.Status.Reason = "get segment states error: " + err.Error()
+		} else {
+			state.Status.ErrorCode = commonpb.ErrorCode_SUCCESS
+			state.State = segmentInfo.State
+			state.CreateTime = segmentInfo.OpenTime
+			state.SealedTime = segmentInfo.SealedTime
+			state.FlushedTime = segmentInfo.FlushedTime
+			state.StartPositions = segmentInfo.StartPosition
+			state.EndPositions = segmentInfo.EndPosition
+		}
+		resp.States = append(resp.States, state)
 	}
 	resp.Status.ErrorCode = commonpb.ErrorCode_SUCCESS
-	resp.State = segmentInfo.State
+
-	resp.CreateTime = segmentInfo.OpenTime
-	resp.SealedTime = segmentInfo.SealedTime
-	resp.FlushedTime = segmentInfo.FlushedTime
-	resp.StartPositions = segmentInfo.StartPosition
-	resp.EndPositions = segmentInfo.EndPosition
 	return resp, nil
 }
 

internal/masterservice/master_service.go

@@ -1271,7 +1271,7 @@ func (c *Core) AllocTimestamp(in *masterpb.TsoRequest) (*masterpb.TsoResponse, e
 			Count:     0,
 		}, nil
 	}
-	log.Printf("AllocTimestamp : %d", ts)
+	// log.Printf("AllocTimestamp : %d", ts)
 	return &masterpb.TsoResponse{
 		Status: &commonpb.Status{
 			ErrorCode: commonpb.ErrorCode_SUCCESS,

internal/proto/data_service.proto

@@ -82,17 +82,23 @@ enum SegmentState {
 
 message SegmentStatesRequest {
   common.MsgBase base = 1;
-  int64  segmentID = 2;
+  repeated int64  segmentIDs = 2;
+}
+
+message SegmentStateInfo {
+  int64 segmentID = 1;
+  SegmentState state = 2;
+  uint64 create_time = 3;
+  uint64 sealed_time = 4;
+  uint64 flushed_time = 5;
+  repeated internal.MsgPosition start_positions = 6;
+  repeated internal.MsgPosition end_positions = 7;
+  common.Status status = 8;
 }
 
 message SegmentStatesResponse {
-  SegmentState state = 1;
+  common.Status status = 1;
-  uint64 create_time = 2;
+  repeated SegmentStateInfo states = 2;
-  uint64 sealed_time = 3;
-  uint64 flushed_time = 4;
-  repeated internal.MsgPosition start_positions = 5;
-  repeated internal.MsgPosition end_positions = 6;
-  common.Status status = 7;
 }
 
 message InsertBinlogPathRequest {
@@ -128,15 +134,15 @@ message FlushSegRequest {
 }
 
 message SegmentInfo {
-  int64 segmentID=1;
+  int64 segmentID = 1;
-  int64 collectionID =2;
+  int64 collectionID = 2;
-  int64 partitionID=3;
+  int64 partitionID = 3;
   repeated string insert_channels = 4;
-  uint64 open_time=5;
+  uint64 open_time = 5;
   uint64 sealed_time = 6;
   uint64 flushed_time = 7;
-  int64 num_rows=8;
+  int64 num_rows = 8;
-  int64 mem_size=9;
+  int64 mem_size = 9;
   SegmentState state = 10;
   repeated internal.MsgPosition start_position = 11;
   repeated internal.MsgPosition end_position = 12;
@@ -171,41 +177,41 @@ message PartitionStatsResponse {
 }
 
 message FieldFlushMeta {
-    int64 fieldID = 1;
+  int64 fieldID = 1;
-    repeated string binlog_paths = 2;
+  repeated string binlog_paths = 2;
 }
 
 message SegmentFlushMeta{
-    int64 segmentID = 1;
+  int64 segmentID = 1;
-    bool is_flushed = 2;
+  bool is_flushed = 2;
-    repeated FieldFlushMeta fields = 5;
+  repeated FieldFlushMeta fields = 5;
 }
 
 message DDLFlushMeta {
-    int64 collectionID = 1;
+  int64 collectionID = 1;
-    repeated string binlog_paths = 2;
+  repeated string binlog_paths = 2;
 }
 
 service DataService {
 
-   rpc RegisterNode(RegisterNodeRequest) returns (RegisterNodeResponse) {}
+  rpc RegisterNode(RegisterNodeRequest) returns (RegisterNodeResponse) {}
-   rpc Flush(FlushRequest) returns (common.Status) {}
+  rpc Flush(FlushRequest) returns (common.Status) {}
 
-   rpc AssignSegmentID(AssignSegIDRequest) returns (AssignSegIDResponse) {}
+  rpc AssignSegmentID(AssignSegIDRequest) returns (AssignSegIDResponse) {}
-   rpc ShowSegments(ShowSegmentRequest) returns (ShowSegmentResponse) {}
+  rpc ShowSegments(ShowSegmentRequest) returns (ShowSegmentResponse) {}
 
-   rpc GetSegmentStates(SegmentStatesRequest) returns (SegmentStatesResponse) {}
+  rpc GetSegmentStates(SegmentStatesRequest) returns (SegmentStatesResponse) {}
-   rpc GetInsertBinlogPaths(InsertBinlogPathRequest) returns (InsertBinlogPathsResponse) {}
+  rpc GetInsertBinlogPaths(InsertBinlogPathRequest) returns (InsertBinlogPathsResponse) {}
 
-   rpc GetInsertChannels(InsertChannelRequest) returns (internal.StringList) {}
+  rpc GetInsertChannels(InsertChannelRequest) returns (internal.StringList) {}
-   rpc GetCollectionStatistics(CollectionStatsRequest) returns (CollectionStatsResponse) {}
+  rpc GetCollectionStatistics(CollectionStatsRequest) returns (CollectionStatsResponse) {}
-   rpc GetPartitionStatistics(PartitionStatsRequest) returns (PartitionStatsResponse) {}
+  rpc GetPartitionStatistics(PartitionStatsRequest) returns (PartitionStatsResponse) {}
 
-   rpc GetComponentStates(common.Empty) returns (internal.ComponentStates) {}
+  rpc GetComponentStates(common.Empty) returns (internal.ComponentStates) {}
-   rpc GetTimeTickChannel(common.Empty) returns(milvus.StringResponse) {}
+  rpc GetTimeTickChannel(common.Empty) returns(milvus.StringResponse) {}
-   rpc GetStatisticsChannel(common.Empty) returns(milvus.StringResponse){}
+  rpc GetStatisticsChannel(common.Empty) returns(milvus.StringResponse){}
 
-   rpc GetSegmentInfoChannel(common.Empty) returns (milvus.StringResponse){}
+  rpc GetSegmentInfoChannel(common.Empty) returns (milvus.StringResponse){}
 }
 
 service DataNode {

internal/proto/datapb/data_service.pb.go

@@ -606,7 +606,7 @@ func (m *ShowSegmentResponse) GetStatus() *commonpb.Status {
 
 type SegmentStatesRequest struct {
 	Base                 *commonpb.MsgBase `protobuf:"bytes,1,opt,name=base,proto3" json:"base,omitempty"`
-	SegmentID            int64             `protobuf:"varint,2,opt,name=segmentID,proto3" json:"segmentID,omitempty"`
+	SegmentIDs           []int64           `protobuf:"varint,2,rep,packed,name=segmentIDs,proto3" json:"segmentIDs,omitempty"`
 	XXX_NoUnkeyedLiteral struct{}          `json:"-"`
 	XXX_unrecognized     []byte            `json:"-"`
 	XXX_sizecache        int32             `json:"-"`
@@ -644,31 +644,121 @@ func (m *SegmentStatesRequest) GetBase() *commonpb.MsgBase {
 	return nil
 }
 
-func (m *SegmentStatesRequest) GetSegmentID() int64 {
+func (m *SegmentStatesRequest) GetSegmentIDs() []int64 {
+	if m != nil {
+		return m.SegmentIDs
+	}
+	return nil
+}
+
+type SegmentStateInfo struct {
+	SegmentID            int64                      `protobuf:"varint,1,opt,name=segmentID,proto3" json:"segmentID,omitempty"`
+	State                SegmentState               `protobuf:"varint,2,opt,name=state,proto3,enum=milvus.proto.data.SegmentState" json:"state,omitempty"`
+	CreateTime           uint64                     `protobuf:"varint,3,opt,name=create_time,json=createTime,proto3" json:"create_time,omitempty"`
+	SealedTime           uint64                     `protobuf:"varint,4,opt,name=sealed_time,json=sealedTime,proto3" json:"sealed_time,omitempty"`
+	FlushedTime          uint64                     `protobuf:"varint,5,opt,name=flushed_time,json=flushedTime,proto3" json:"flushed_time,omitempty"`
+	StartPositions       []*internalpb2.MsgPosition `protobuf:"bytes,6,rep,name=start_positions,json=startPositions,proto3" json:"start_positions,omitempty"`
+	EndPositions         []*internalpb2.MsgPosition `protobuf:"bytes,7,rep,name=end_positions,json=endPositions,proto3" json:"end_positions,omitempty"`
+	Status               *commonpb.Status           `protobuf:"bytes,8,opt,name=status,proto3" json:"status,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}                   `json:"-"`
+	XXX_unrecognized     []byte                     `json:"-"`
+	XXX_sizecache        int32                      `json:"-"`
+}
+
+func (m *SegmentStateInfo) Reset()         { *m = SegmentStateInfo{} }
+func (m *SegmentStateInfo) String() string { return proto.CompactTextString(m) }
+func (*SegmentStateInfo) ProtoMessage()    {}
+func (*SegmentStateInfo) Descriptor() ([]byte, []int) {
+	return fileDescriptor_3385cd32ad6cfe64, []int{10}
+}
+
+func (m *SegmentStateInfo) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_SegmentStateInfo.Unmarshal(m, b)
+}
+func (m *SegmentStateInfo) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_SegmentStateInfo.Marshal(b, m, deterministic)
+}
+func (m *SegmentStateInfo) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_SegmentStateInfo.Merge(m, src)
+}
+func (m *SegmentStateInfo) XXX_Size() int {
+	return xxx_messageInfo_SegmentStateInfo.Size(m)
+}
+func (m *SegmentStateInfo) XXX_DiscardUnknown() {
+	xxx_messageInfo_SegmentStateInfo.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_SegmentStateInfo proto.InternalMessageInfo
+
+func (m *SegmentStateInfo) GetSegmentID() int64 {
 	if m != nil {
 		return m.SegmentID
 	}
 	return 0
 }
 
+func (m *SegmentStateInfo) GetState() SegmentState {
+	if m != nil {
+		return m.State
+	}
+	return SegmentState_SegmentNone
+}
+
+func (m *SegmentStateInfo) GetCreateTime() uint64 {
+	if m != nil {
+		return m.CreateTime
+	}
+	return 0
+}
+
+func (m *SegmentStateInfo) GetSealedTime() uint64 {
+	if m != nil {
+		return m.SealedTime
+	}
+	return 0
+}
+
+func (m *SegmentStateInfo) GetFlushedTime() uint64 {
+	if m != nil {
+		return m.FlushedTime
+	}
+	return 0
+}
+
+func (m *SegmentStateInfo) GetStartPositions() []*internalpb2.MsgPosition {
+	if m != nil {
+		return m.StartPositions
+	}
+	return nil
+}
+
+func (m *SegmentStateInfo) GetEndPositions() []*internalpb2.MsgPosition {
+	if m != nil {
+		return m.EndPositions
+	}
+	return nil
+}
+
+func (m *SegmentStateInfo) GetStatus() *commonpb.Status {
+	if m != nil {
+		return m.Status
+	}
+	return nil
+}
+
 type SegmentStatesResponse struct {
-	State                SegmentState               `protobuf:"varint,1,opt,name=state,proto3,enum=milvus.proto.data.SegmentState" json:"state,omitempty"`
+	Status               *commonpb.Status    `protobuf:"bytes,1,opt,name=status,proto3" json:"status,omitempty"`
-	CreateTime           uint64                     `protobuf:"varint,2,opt,name=create_time,json=createTime,proto3" json:"create_time,omitempty"`
+	States               []*SegmentStateInfo `protobuf:"bytes,2,rep,name=states,proto3" json:"states,omitempty"`
-	SealedTime           uint64                     `protobuf:"varint,3,opt,name=sealed_time,json=sealedTime,proto3" json:"sealed_time,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}            `json:"-"`
-	FlushedTime          uint64                     `protobuf:"varint,4,opt,name=flushed_time,json=flushedTime,proto3" json:"flushed_time,omitempty"`
+	XXX_unrecognized     []byte              `json:"-"`
-	StartPositions       []*internalpb2.MsgPosition `protobuf:"bytes,5,rep,name=start_positions,json=startPositions,proto3" json:"start_positions,omitempty"`
+	XXX_sizecache        int32               `json:"-"`
-	EndPositions         []*internalpb2.MsgPosition `protobuf:"bytes,6,rep,name=end_positions,json=endPositions,proto3" json:"end_positions,omitempty"`
-	Status               *commonpb.Status           `protobuf:"bytes,7,opt,name=status,proto3" json:"status,omitempty"`
-	XXX_NoUnkeyedLiteral struct{}                   `json:"-"`
-	XXX_unrecognized     []byte                     `json:"-"`
-	XXX_sizecache        int32                      `json:"-"`
 }
 
 func (m *SegmentStatesResponse) Reset()         { *m = SegmentStatesResponse{} }
 func (m *SegmentStatesResponse) String() string { return proto.CompactTextString(m) }
 func (*SegmentStatesResponse) ProtoMessage()    {}
 func (*SegmentStatesResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{10}
+	return fileDescriptor_3385cd32ad6cfe64, []int{11}
 }
 
 func (m *SegmentStatesResponse) XXX_Unmarshal(b []byte) error {
@@ -689,48 +779,6 @@ func (m *SegmentStatesResponse) XXX_DiscardUnknown() {
 
 var xxx_messageInfo_SegmentStatesResponse proto.InternalMessageInfo
 
-func (m *SegmentStatesResponse) GetState() SegmentState {
-	if m != nil {
-		return m.State
-	}
-	return SegmentState_SegmentNone
-}
-
-func (m *SegmentStatesResponse) GetCreateTime() uint64 {
-	if m != nil {
-		return m.CreateTime
-	}
-	return 0
-}
-
-func (m *SegmentStatesResponse) GetSealedTime() uint64 {
-	if m != nil {
-		return m.SealedTime
-	}
-	return 0
-}
-
-func (m *SegmentStatesResponse) GetFlushedTime() uint64 {
-	if m != nil {
-		return m.FlushedTime
-	}
-	return 0
-}
-
-func (m *SegmentStatesResponse) GetStartPositions() []*internalpb2.MsgPosition {
-	if m != nil {
-		return m.StartPositions
-	}
-	return nil
-}
-
-func (m *SegmentStatesResponse) GetEndPositions() []*internalpb2.MsgPosition {
-	if m != nil {
-		return m.EndPositions
-	}
-	return nil
-}
-
 func (m *SegmentStatesResponse) GetStatus() *commonpb.Status {
 	if m != nil {
 		return m.Status
@@ -738,6 +786,13 @@ func (m *SegmentStatesResponse) GetStatus() *commonpb.Status {
 	return nil
 }
 
+func (m *SegmentStatesResponse) GetStates() []*SegmentStateInfo {
+	if m != nil {
+		return m.States
+	}
+	return nil
+}
+
 type InsertBinlogPathRequest struct {
 	Base                 *commonpb.MsgBase `protobuf:"bytes,1,opt,name=base,proto3" json:"base,omitempty"`
 	SegmentID            int64             `protobuf:"varint,2,opt,name=segmentID,proto3" json:"segmentID,omitempty"`
@@ -750,7 +805,7 @@ func (m *InsertBinlogPathRequest) Reset()         { *m = InsertBinlogPathRequest
 func (m *InsertBinlogPathRequest) String() string { return proto.CompactTextString(m) }
 func (*InsertBinlogPathRequest) ProtoMessage()    {}
 func (*InsertBinlogPathRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{11}
+	return fileDescriptor_3385cd32ad6cfe64, []int{12}
 }
 
 func (m *InsertBinlogPathRequest) XXX_Unmarshal(b []byte) error {
@@ -798,7 +853,7 @@ func (m *InsertBinlogPathsResponse) Reset()         { *m = InsertBinlogPathsResp
 func (m *InsertBinlogPathsResponse) String() string { return proto.CompactTextString(m) }
 func (*InsertBinlogPathsResponse) ProtoMessage()    {}
 func (*InsertBinlogPathsResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{12}
+	return fileDescriptor_3385cd32ad6cfe64, []int{13}
 }
 
 func (m *InsertBinlogPathsResponse) XXX_Unmarshal(b []byte) error {
@@ -853,7 +908,7 @@ func (m *InsertChannelRequest) Reset()         { *m = InsertChannelRequest{} }
 func (m *InsertChannelRequest) String() string { return proto.CompactTextString(m) }
 func (*InsertChannelRequest) ProtoMessage()    {}
 func (*InsertChannelRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{13}
+	return fileDescriptor_3385cd32ad6cfe64, []int{14}
 }
 
 func (m *InsertChannelRequest) XXX_Unmarshal(b []byte) error {
@@ -907,7 +962,7 @@ func (m *WatchDmChannelRequest) Reset()         { *m = WatchDmChannelRequest{} }
 func (m *WatchDmChannelRequest) String() string { return proto.CompactTextString(m) }
 func (*WatchDmChannelRequest) ProtoMessage()    {}
 func (*WatchDmChannelRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{14}
+	return fileDescriptor_3385cd32ad6cfe64, []int{15}
 }
 
 func (m *WatchDmChannelRequest) XXX_Unmarshal(b []byte) error {
@@ -956,7 +1011,7 @@ func (m *FlushSegRequest) Reset()         { *m = FlushSegRequest{} }
 func (m *FlushSegRequest) String() string { return proto.CompactTextString(m) }
 func (*FlushSegRequest) ProtoMessage()    {}
 func (*FlushSegRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{15}
+	return fileDescriptor_3385cd32ad6cfe64, []int{16}
 }
 
 func (m *FlushSegRequest) XXX_Unmarshal(b []byte) error {
@@ -1027,7 +1082,7 @@ func (m *SegmentInfo) Reset()         { *m = SegmentInfo{} }
 func (m *SegmentInfo) String() string { return proto.CompactTextString(m) }
 func (*SegmentInfo) ProtoMessage()    {}
 func (*SegmentInfo) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{16}
+	return fileDescriptor_3385cd32ad6cfe64, []int{17}
 }
 
 func (m *SegmentInfo) XXX_Unmarshal(b []byte) error {
@@ -1144,7 +1199,7 @@ func (m *SegmentMsg) Reset()         { *m = SegmentMsg{} }
 func (m *SegmentMsg) String() string { return proto.CompactTextString(m) }
 func (*SegmentMsg) ProtoMessage()    {}
 func (*SegmentMsg) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{17}
+	return fileDescriptor_3385cd32ad6cfe64, []int{18}
 }
 
 func (m *SegmentMsg) XXX_Unmarshal(b []byte) error {
@@ -1192,7 +1247,7 @@ func (m *CollectionStatsRequest) Reset()         { *m = CollectionStatsRequest{}
 func (m *CollectionStatsRequest) String() string { return proto.CompactTextString(m) }
 func (*CollectionStatsRequest) ProtoMessage()    {}
 func (*CollectionStatsRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{18}
+	return fileDescriptor_3385cd32ad6cfe64, []int{19}
 }
 
 func (m *CollectionStatsRequest) XXX_Unmarshal(b []byte) error {
@@ -1246,7 +1301,7 @@ func (m *CollectionStatsResponse) Reset()         { *m = CollectionStatsResponse
 func (m *CollectionStatsResponse) String() string { return proto.CompactTextString(m) }
 func (*CollectionStatsResponse) ProtoMessage()    {}
 func (*CollectionStatsResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{19}
+	return fileDescriptor_3385cd32ad6cfe64, []int{20}
 }
 
 func (m *CollectionStatsResponse) XXX_Unmarshal(b []byte) error {
@@ -1295,7 +1350,7 @@ func (m *PartitionStatsRequest) Reset()         { *m = PartitionStatsRequest{} }
 func (m *PartitionStatsRequest) String() string { return proto.CompactTextString(m) }
 func (*PartitionStatsRequest) ProtoMessage()    {}
 func (*PartitionStatsRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{20}
+	return fileDescriptor_3385cd32ad6cfe64, []int{21}
 }
 
 func (m *PartitionStatsRequest) XXX_Unmarshal(b []byte) error {
@@ -1356,7 +1411,7 @@ func (m *PartitionStatsResponse) Reset()         { *m = PartitionStatsResponse{}
 func (m *PartitionStatsResponse) String() string { return proto.CompactTextString(m) }
 func (*PartitionStatsResponse) ProtoMessage()    {}
 func (*PartitionStatsResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{21}
+	return fileDescriptor_3385cd32ad6cfe64, []int{22}
 }
 
 func (m *PartitionStatsResponse) XXX_Unmarshal(b []byte) error {
@@ -1403,7 +1458,7 @@ func (m *FieldFlushMeta) Reset()         { *m = FieldFlushMeta{} }
 func (m *FieldFlushMeta) String() string { return proto.CompactTextString(m) }
 func (*FieldFlushMeta) ProtoMessage()    {}
 func (*FieldFlushMeta) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{22}
+	return fileDescriptor_3385cd32ad6cfe64, []int{23}
 }
 
 func (m *FieldFlushMeta) XXX_Unmarshal(b []byte) error {
@@ -1451,7 +1506,7 @@ func (m *SegmentFlushMeta) Reset()         { *m = SegmentFlushMeta{} }
 func (m *SegmentFlushMeta) String() string { return proto.CompactTextString(m) }
 func (*SegmentFlushMeta) ProtoMessage()    {}
 func (*SegmentFlushMeta) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{23}
+	return fileDescriptor_3385cd32ad6cfe64, []int{24}
 }
 
 func (m *SegmentFlushMeta) XXX_Unmarshal(b []byte) error {
@@ -1505,7 +1560,7 @@ func (m *DDLFlushMeta) Reset()         { *m = DDLFlushMeta{} }
 func (m *DDLFlushMeta) String() string { return proto.CompactTextString(m) }
 func (*DDLFlushMeta) ProtoMessage()    {}
 func (*DDLFlushMeta) Descriptor() ([]byte, []int) {
-	return fileDescriptor_3385cd32ad6cfe64, []int{24}
+	return fileDescriptor_3385cd32ad6cfe64, []int{25}
 }
 
 func (m *DDLFlushMeta) XXX_Unmarshal(b []byte) error {
@@ -1552,6 +1607,7 @@ func init() {
 	proto.RegisterType((*ShowSegmentRequest)(nil), "milvus.proto.data.ShowSegmentRequest")
 	proto.RegisterType((*ShowSegmentResponse)(nil), "milvus.proto.data.ShowSegmentResponse")
 	proto.RegisterType((*SegmentStatesRequest)(nil), "milvus.proto.data.SegmentStatesRequest")
+	proto.RegisterType((*SegmentStateInfo)(nil), "milvus.proto.data.SegmentStateInfo")
 	proto.RegisterType((*SegmentStatesResponse)(nil), "milvus.proto.data.SegmentStatesResponse")
 	proto.RegisterType((*InsertBinlogPathRequest)(nil), "milvus.proto.data.InsertBinlogPathRequest")
 	proto.RegisterType((*InsertBinlogPathsResponse)(nil), "milvus.proto.data.InsertBinlogPathsResponse")
@@ -1572,105 +1628,107 @@ func init() {
 func init() { proto.RegisterFile("data_service.proto", fileDescriptor_3385cd32ad6cfe64) }
 
 var fileDescriptor_3385cd32ad6cfe64 = []byte{
-	// 1560 bytes of a gzipped FileDescriptorProto
+	// 1596 bytes of a gzipped FileDescriptorProto
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+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xc4, 0x58, 0x5d, 0x6f, 0x1b, 0xc5,
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 }
 
 // Reference imports to suppress errors if they are not otherwise used.

internal/proto/query_service.proto

@@ -124,7 +124,7 @@ message LoadSegmentRequest {
   int64 partitionID = 4;
   repeated int64 segmentIDs = 5;
   repeated int64 fieldIDs = 6;
-  data.SegmentStatesResponse last_segment_state = 7;
+  data.SegmentStateInfo last_segment_state = 7;
 }
 
 message ReleaseSegmentRequest {
@@ -152,7 +152,7 @@ service QueryService {
   rpc LoadCollection(LoadCollectionRequest) returns (common.Status) {}
   rpc ReleaseCollection(ReleaseCollectionRequest) returns (common.Status) {}
 
-  rpc CreateQueryChannel(common.Empty ) returns (CreateQueryChannelResponse) {}
+  rpc CreateQueryChannel(common.Empty) returns (CreateQueryChannelResponse) {}
   rpc GetTimeTickChannel(common.Empty) returns (milvus.StringResponse) {}
   rpc GetStatisticsChannel(common.Empty) returns (milvus.StringResponse) {}
   rpc GetPartitionStates(PartitionStatesRequest) returns (PartitionStatesResponse) {}

internal/proto/querypb/query_service.pb.go

@@ -972,16 +972,16 @@ func (m *WatchDmChannelsRequest) GetChannelIDs() []string {
 }
 
 type LoadSegmentRequest struct {
-	Base                 *commonpb.MsgBase             `protobuf:"bytes,1,opt,name=base,proto3" json:"base,omitempty"`
+	Base                 *commonpb.MsgBase        `protobuf:"bytes,1,opt,name=base,proto3" json:"base,omitempty"`
-	DbID                 int64                         `protobuf:"varint,2,opt,name=dbID,proto3" json:"dbID,omitempty"`
+	DbID                 int64                    `protobuf:"varint,2,opt,name=dbID,proto3" json:"dbID,omitempty"`
-	CollectionID         int64                         `protobuf:"varint,3,opt,name=collectionID,proto3" json:"collectionID,omitempty"`
+	CollectionID         int64                    `protobuf:"varint,3,opt,name=collectionID,proto3" json:"collectionID,omitempty"`
-	PartitionID          int64                         `protobuf:"varint,4,opt,name=partitionID,proto3" json:"partitionID,omitempty"`
+	PartitionID          int64                    `protobuf:"varint,4,opt,name=partitionID,proto3" json:"partitionID,omitempty"`
-	SegmentIDs           []int64                       `protobuf:"varint,5,rep,packed,name=segmentIDs,proto3" json:"segmentIDs,omitempty"`
+	SegmentIDs           []int64                  `protobuf:"varint,5,rep,packed,name=segmentIDs,proto3" json:"segmentIDs,omitempty"`
-	FieldIDs             []int64                       `protobuf:"varint,6,rep,packed,name=fieldIDs,proto3" json:"fieldIDs,omitempty"`
+	FieldIDs             []int64                  `protobuf:"varint,6,rep,packed,name=fieldIDs,proto3" json:"fieldIDs,omitempty"`
-	LastSegmentState     *datapb.SegmentStatesResponse `protobuf:"bytes,7,opt,name=last_segment_state,json=lastSegmentState,proto3" json:"last_segment_state,omitempty"`
+	LastSegmentState     *datapb.SegmentStateInfo `protobuf:"bytes,7,opt,name=last_segment_state,json=lastSegmentState,proto3" json:"last_segment_state,omitempty"`
-	XXX_NoUnkeyedLiteral struct{}                      `json:"-"`
+	XXX_NoUnkeyedLiteral struct{}                 `json:"-"`
-	XXX_unrecognized     []byte                        `json:"-"`
+	XXX_unrecognized     []byte                   `json:"-"`
-	XXX_sizecache        int32                         `json:"-"`
+	XXX_sizecache        int32                    `json:"-"`
 }
 
 func (m *LoadSegmentRequest) Reset()         { *m = LoadSegmentRequest{} }
@@ -1051,7 +1051,7 @@ func (m *LoadSegmentRequest) GetFieldIDs() []int64 {
 	return nil
 }
 
-func (m *LoadSegmentRequest) GetLastSegmentState() *datapb.SegmentStatesResponse {
+func (m *LoadSegmentRequest) GetLastSegmentState() *datapb.SegmentStateInfo {
 	if m != nil {
 		return m.LastSegmentState
 	}
@@ -1211,81 +1211,81 @@ func init() {
 func init() { proto.RegisterFile("query_service.proto", fileDescriptor_5fcb6756dc1afb8d) }
 
 var fileDescriptor_5fcb6756dc1afb8d = []byte{
-	// 1174 bytes of a gzipped FileDescriptorProto
+	// 1177 bytes of a gzipped FileDescriptorProto
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-	0xd1, 0x96, 0x5e, 0xda, 0x72, 0x1c, 0x42, 0x25, 0x5e, 0x8e, 0x17, 0xb9, 0x12, 0xcd, 0x0b, 0x17,
+	0x51, 0xac, 0x8d, 0x68, 0x4b, 0xaf, 0x6d, 0x39, 0x0e, 0xa1, 0x12, 0x2e, 0xc7, 0xab, 0x5c, 0x89,
-	0x46, 0x59, 0xf9, 0x21, 0xd7, 0x16, 0xce, 0xa1, 0xc7, 0x50, 0xc9, 0xc8, 0x5b, 0x75, 0x7f, 0x18,
+	0xce, 0x85, 0x0b, 0x23, 0xad, 0xfc, 0x84, 0x6b, 0x0b, 0x67, 0xd0, 0x63, 0xa8, 0xa4, 0x94, 0xad,
-	0xa2, 0x81, 0x47, 0x9d, 0x30, 0x0b, 0xd0, 0xa0, 0x2e, 0x45, 0x35, 0xf5, 0x21, 0x1e, 0xa6, 0x5f,
+	0xbc, 0x3f, 0x4c, 0x90, 0xbf, 0xd3, 0x4e, 0x98, 0x01, 0x68, 0x5c, 0x92, 0xa2, 0x9a, 0xfc, 0x10,
-	0x47, 0x81, 0x7c, 0x0d, 0x95, 0x8c, 0x3e, 0x54, 0xef, 0x55, 0xb5, 0x88, 0x1c, 0x15, 0xfd, 0x21,
+	0x4f, 0x92, 0xae, 0xd3, 0x40, 0xbe, 0x86, 0x4a, 0x4a, 0x1a, 0xca, 0xf7, 0xaa, 0x5c, 0x3f, 0x4e,
-	0x94, 0x52, 0x82, 0x90, 0xa1, 0x3b, 0xc3, 0x1a, 0x9c, 0x2c, 0x7c, 0x46, 0x85, 0xfd, 0x0a, 0x2a,
+	0x8b, 0xfe, 0x10, 0x4a, 0x31, 0x2d, 0xc8, 0xd0, 0xed, 0x49, 0x0d, 0x2e, 0x29, 0x7c, 0xa6, 0x85,
-	0xb2, 0x60, 0x1a, 0x72, 0x95, 0x29, 0x55, 0xd5, 0x88, 0xe0, 0xdb, 0x5b, 0x47, 0x9f, 0xb4, 0x29,
+	0xfd, 0x0a, 0x2a, 0x49, 0xc1, 0x34, 0xe1, 0x2a, 0x93, 0xaa, 0xaa, 0x29, 0xc1, 0x77, 0xb6, 0x8f,
-	0xef, 0xf4, 0x5a, 0xe1, 0x9f, 0x8d, 0x53, 0xea, 0x38, 0xf4, 0x94, 0x13, 0xab, 0xb3, 0x11, 0x79,
+	0x3e, 0xeb, 0x51, 0xde, 0x1f, 0x76, 0xfd, 0x3f, 0xf5, 0x53, 0x6a, 0x59, 0xf4, 0x94, 0x13, 0xa3,
-	0xbd, 0x6f, 0x53, 0xc6, 0x03, 0xda, 0xea, 0x71, 0x62, 0x6f, 0xf4, 0x8f, 0xce, 0x86, 0x08, 0xb5,
+	0x5f, 0x0f, 0xbc, 0x3e, 0x34, 0x29, 0xe3, 0x1e, 0xed, 0x0e, 0x39, 0x31, 0xeb, 0xa3, 0xa3, 0x53,
-	0x21, 0x50, 0xbb, 0xad, 0xd6, 0x8c, 0x18, 0xde, 0xfb, 0x3f, 0x00, 0x00, 0xff, 0xff, 0x3a, 0x16,
+	0x17, 0xa1, 0xea, 0x02, 0x75, 0xd0, 0xed, 0x16, 0xc4, 0xf0, 0xee, 0x7f, 0x01, 0x00, 0x00, 0xff,
-	0x3b, 0xb4, 0x0b, 0x15, 0x00, 0x00,
+	0xff, 0x69, 0xea, 0xe4, 0xad, 0x06, 0x15, 0x00, 0x00,
 }
 
 // Reference imports to suppress errors if they are not otherwise used.

internal/proxynode/impl.go

@@ -80,7 +80,6 @@ func (node *NodeImpl) DropCollection(request *milvuspb.DropCollectionRequest) (*
 		Condition:             NewTaskCondition(ctx),
 		DropCollectionRequest: request,
 		masterClient:          node.masterClient,
-		dataServiceClient:     node.dataServiceClient,
 	}
 	var cancel func()
 	dct.ctx, cancel = context.WithTimeout(ctx, reqTimeoutInterval)

internal/proxynode/interface.go

@@ -47,6 +47,7 @@ type QueryServiceClient interface {
 type DataServiceClient interface {
 	AssignSegmentID(req *datapb.AssignSegIDRequest) (*datapb.AssignSegIDResponse, error)
 	GetInsertChannels(req *datapb.InsertChannelRequest) ([]string, error)
+	Flush(req *datapb.FlushRequest) (*commonpb.Status, error)
 
 	GetComponentStates() (*internalpb2.ComponentStates, error)
 }

internal/proxynode/task.go

@@ -364,10 +364,9 @@ func (cct *CreateCollectionTask) PostExecute() error {
 type DropCollectionTask struct {
 	Condition
 	*milvuspb.DropCollectionRequest
-	masterClient      MasterClient
+	masterClient MasterClient
-	dataServiceClient DataServiceClient
+	result       *commonpb.Status
-	result            *commonpb.Status
+	ctx          context.Context
-	ctx               context.Context
 }
 
 func (dct *DropCollectionTask) OnEnqueue() error {
@@ -1376,3 +1375,70 @@ func (dipt *GetIndexStateTask) Execute() error {
 func (dipt *GetIndexStateTask) PostExecute() error {
 	return nil
 }
+
+type FlushTask struct {
+	Condition
+	*milvuspb.FlushRequest
+	dataServiceClient DataServiceClient
+	result            *commonpb.Status
+	ctx               context.Context
+}
+
+func (ft *FlushTask) OnEnqueue() error {
+	ft.Base = &commonpb.MsgBase{}
+	return nil
+}
+
+func (ft *FlushTask) ID() UniqueID {
+	return ft.Base.MsgID
+}
+
+func (ft *FlushTask) SetID(uid UniqueID) {
+	ft.Base.MsgID = uid
+}
+
+func (ft *FlushTask) Type() commonpb.MsgType {
+	return ft.Base.MsgType
+}
+
+func (ft *FlushTask) BeginTs() Timestamp {
+	return ft.Base.Timestamp
+}
+
+func (ft *FlushTask) EndTs() Timestamp {
+	return ft.Base.Timestamp
+}
+
+func (ft *FlushTask) SetTs(ts Timestamp) {
+	ft.Base.Timestamp = ts
+}
+
+func (ft *FlushTask) PreExecute() error {
+	ft.Base.MsgType = commonpb.MsgType_kFlush
+	ft.Base.SourceID = Params.ProxyID
+	return nil
+}
+
+func (ft *FlushTask) Execute() error {
+	var err error
+	collID, err := globalMetaCache.GetCollectionID(ft.CollectionName)
+	if err != nil {
+		return err
+	}
+	flushReq := &datapb.FlushRequest{
+		Base: &commonpb.MsgBase{
+			MsgType:   commonpb.MsgType_kFlush,
+			MsgID:     ft.Base.MsgID,
+			Timestamp: ft.Base.Timestamp,
+			SourceID:  ft.Base.SourceID,
+		},
+		DbID:         0,
+		CollectionID: collID,
+	}
+	ft.result, err = ft.dataServiceClient.Flush(flushReq)
+	return err
+}
+
+func (ft *FlushTask) PostExecute() error {
+	return nil
+}

internal/proxyservice/timesync.go

@@ -67,7 +67,7 @@ func (ttBarrier *softTimeTickBarrier) GetTimeTick() (Timestamp, error) {
 			}
 		}
 		atomic.StoreInt64(&(ttBarrier.lastTt), int64(ts))
-		log.Println("current tick: ", ts)
+		// log.Println("current tick: ", ts)
 		return ts, ttBarrier.ctx.Err()
 	}
 }
@@ -95,8 +95,8 @@ func (ttBarrier *softTimeTickBarrier) Start() error {
 							log.Printf("[softTimeTickBarrier] Warning: peerID %d not exist\n", ttmsg.Base.SourceID)
 							continue
 						}
-						log.Println("ttmsg.Base.Timestamp: ", ttmsg.Base.Timestamp)
+						// log.Println("ttmsg.Base.Timestamp: ", ttmsg.Base.Timestamp)
-						log.Println("oldT: ", oldT)
+						// log.Println("oldT: ", oldT)
 						if ttmsg.Base.Timestamp > oldT {
 							ttBarrier.peer2LastTt[ttmsg.Base.SourceID] = ttmsg.Base.Timestamp
 

internal/queryservice/queryservice.go

@@ -269,19 +269,22 @@ func (qs *QueryService) LoadPartitions(req *querypb.LoadPartitionRequest) (*comm
 			log.Fatal("showSegment fail, v%", showSegmentResponse.Status.Reason)
 		}
 		segmentIDs := showSegmentResponse.SegmentIDs
-		segmentStates := make(map[UniqueID]*datapb.SegmentStatesResponse)
+		segmentStates := make(map[UniqueID]*datapb.SegmentStateInfo)
 		channel2id := make(map[string]int)
 		//id2channels := make(map[int][]string)
 		id2segs := make(map[int][]UniqueID)
 		offset := 0
 
-		for _, segmentID := range segmentIDs {
+		resp, err := qs.dataServiceClient.GetSegmentStates(&datapb.SegmentStatesRequest{
-			state, err := qs.dataServiceClient.GetSegmentStates(&datapb.SegmentStatesRequest{
+			SegmentIDs: segmentIDs,
-				SegmentID: segmentID,
+		})
-			})
+
-			if err != nil {
+		if err != nil {
-				log.Fatal("get segment states fail")
+			log.Fatal("get segment states fail")
-			}
+		}
+
+		for _, state := range resp.States {
+			segmentID := state.SegmentID
 			segmentStates[segmentID] = state
 			var flatChannelName string
 			channelNames := make([]string, 0)

internal/queryservice/queryservice_test.go

@@ -91,7 +91,7 @@ func (master *masterMock) ShowSegments(in *milvuspb.ShowSegmentRequest) (*milvus
 
 type dataMock struct {
 	segmentIDs    []UniqueID
-	segmentStates map[UniqueID]*datapb.SegmentStatesResponse
+	segmentStates map[UniqueID]*datapb.SegmentStateInfo
 }
 
 func newDataMock() *dataMock {
@@ -110,23 +110,24 @@ func newDataMock() *dataMock {
 	segmentIDs = append(segmentIDs, 5)
 	segmentIDs = append(segmentIDs, 6)
 
-	fillStates := func(time uint64, position []*internalpb2.MsgPosition, state datapb.SegmentState) *datapb.SegmentStatesResponse {
+	fillStates := func(segmentID UniqueID, time uint64, position []*internalpb2.MsgPosition, state datapb.SegmentState) *datapb.SegmentStateInfo {
-		return &datapb.SegmentStatesResponse{
+		return &datapb.SegmentStateInfo{
 			Status: &commonpb.Status{
 				ErrorCode: commonpb.ErrorCode_SUCCESS,
 			},
+			SegmentID:      segmentID,
 			State:          state,
 			CreateTime:     time,
 			StartPositions: position,
 		}
 	}
-	segmentStates := make(map[UniqueID]*datapb.SegmentStatesResponse)
+	segmentStates := make(map[UniqueID]*datapb.SegmentStateInfo)
-	segmentStates[1] = fillStates(1, positions1, datapb.SegmentState_SegmentFlushed)
+	segmentStates[1] = fillStates(1, 1, positions1, datapb.SegmentState_SegmentFlushed)
-	segmentStates[2] = fillStates(2, positions2, datapb.SegmentState_SegmentFlushed)
+	segmentStates[2] = fillStates(2, 2, positions2, datapb.SegmentState_SegmentFlushed)
-	segmentStates[3] = fillStates(3, positions1, datapb.SegmentState_SegmentFlushed)
+	segmentStates[3] = fillStates(3, 3, positions1, datapb.SegmentState_SegmentFlushed)
-	segmentStates[4] = fillStates(4, positions2, datapb.SegmentState_SegmentFlushed)
+	segmentStates[4] = fillStates(4, 4, positions2, datapb.SegmentState_SegmentFlushed)
-	segmentStates[5] = fillStates(5, positions1, datapb.SegmentState_SegmentGrowing)
+	segmentStates[5] = fillStates(5, 5, positions1, datapb.SegmentState_SegmentGrowing)
-	segmentStates[6] = fillStates(6, positions2, datapb.SegmentState_SegmentGrowing)
+	segmentStates[6] = fillStates(6, 6, positions2, datapb.SegmentState_SegmentGrowing)
 
 	return &dataMock{
 		segmentIDs:    segmentIDs,
@@ -135,13 +136,24 @@ func newDataMock() *dataMock {
 }
 
 func (data *dataMock) GetSegmentStates(req *datapb.SegmentStatesRequest) (*datapb.SegmentStatesResponse, error) {
-	segmentID := req.SegmentID
+	ret := &datapb.SegmentStatesResponse{
-	for _, id := range data.segmentIDs {
+		Status: &commonpb.Status{
-		if segmentID == id {
+			ErrorCode: commonpb.ErrorCode_SUCCESS,
-			return data.segmentStates[id], nil
+		},
+	}
+	for _, segID := range req.SegmentIDs {
+		for _, segmentID := range data.segmentIDs {
+			if segmentID == segID {
+				ret.States = append(ret.States, data.segmentStates[segmentID])
+			}
 		}
 	}
-	return nil, errors.New("segment id not found")
+
+	if ret.States == nil {
+		return nil, errors.New("segment id not found")
+	}
+
+	return ret, nil
 }
 
 func TestQueryService_Init(t *testing.T) {