add new parameter History_path for transfer-learning-based bo tuning

api/profile/profile.pb.go

@@ -36,6 +36,7 @@ const (
 	TuningMessage_Threshold        TuningMessageStatus = 8
 	TuningMessage_JobCreate        TuningMessageStatus = 9
 	TuningMessage_GetInitialConfig TuningMessageStatus = 10
+	TuningMessage_GetHistoryPath   TuningMessageStatus = 11
 )
 
 var TuningMessageStatus_name = map[int32]string{
@@ -50,6 +51,7 @@ var TuningMessageStatus_name = map[int32]string{
 	8:  "Threshold",
 	9:  "JobCreate",
 	10: "GetInitialConfig",
+	11: "GetHistoryPath",
 }
 
 var TuningMessageStatus_value = map[string]int32{
@@ -64,6 +66,7 @@ var TuningMessageStatus_value = map[string]int32{
 	"Threshold":        8,
 	"JobCreate":        9,
 	"GetInitialConfig": 10,
+	"GetHistoryPath": 11,
 }
 
 func (x TuningMessageStatus) String() string {
@@ -673,6 +676,7 @@ type TuningMessage struct {
 	EvalFluctuation      float64             `protobuf:"fixed64,14,opt,name=EvalFluctuation,proto3" json:"EvalFluctuation,omitempty"`
 	FeatureSelector      string              `protobuf:"bytes,15,opt,name=FeatureSelector,proto3" json:"FeatureSelector,omitempty"`
 	InitialConfig        string              `protobuf:"bytes,16,opt,name=InitialConfig,proto3" json:"InitialConfig,omitempty"`
+	HistoryPath          []string            `protobuf:"bytes,17,opt,name=HistoryPath,proto3" json:"HistoryPath,omitempty"`
 	XXX_NoUnkeyedLiteral struct{}            `json:"-"`
 	XXX_unrecognized     []byte              `json:"-"`
 	XXX_sizecache        int32               `json:"-"`
@@ -738,6 +742,13 @@ func (m *TuningMessage) GetRandomStarts() int32 {
 	return 0
 }
 
+func (m *TuningMessage) GetHistoryPath() []string {
+	if m != nil {
+		return m.HistoryPath
+	}
+	return nil
+}
+
 func (m *TuningMessage) GetFeatureFilterEngine() string {
 	if m != nil {
 		return m.FeatureFilterEngine

api/profile/profile.proto

@@ -121,6 +121,7 @@ message TuningMessage {
         Threshold = 8;
         JobCreate = 9;
         GetInitialConfig = 10;
+	GetHistoryPath = 11;
     }
     status state = 4;
     int32 RandomStarts = 5;
@@ -135,6 +136,7 @@ message TuningMessage {
     double EvalFluctuation = 14;
     string FeatureSelector = 15;
     string InitialConfig = 16;
+    []string HistoryPath = 17;
 }
 
 message TuningHistory {

common/models/optimizer.go

@@ -28,6 +28,7 @@ type OptimizerPostBody struct {
 	Knobs           []Knob     `json:"knobs"`
 	Engine          string     `json:"engine"`
 	RandomStarts    int32      `json:"random_starts"`
+	HistoryPath     []string   `json:"history_path"`
 	Xref            [][]string `json:"x_ref,omitempty"`
 	Yref            []string   `json:"y_ref,omitempty"`
 	FeatureFilter   bool       `json:"feature_filter"`

common/project/project.go

@@ -58,6 +58,7 @@ type YamlPrjCli struct {
 	RandomStarts        int32      `yaml:"random_starts"`
 	Benchmark           string     `yaml:"benchmark"`
 	Engine              string     `yaml:"engine"`
+	HistoryPath         []string   `yaml:"history_path"`
 	FeatureFilterEngine string     `yaml:"feature_filter_engine"`
 	FeatureFilterCycle  int32      `yaml:"feature_filter_cycle"`
 	FeatureFilterIters  int32      `yaml:"feature_filter_iters"`

common/tuning/optimizer.go

@@ -51,6 +51,7 @@ type Optimizer struct {
 	SplitCount          int32
 	EvalFluctuation     float64
 	RandomStarts        int32
+	HistoryPath         []string
 	OptimizerPutURL     string
 	FinalEval           string
 	Engine              string

modules/client/profile/profile_tuning.go

@@ -128,6 +128,7 @@ func profileTunning(ctx *cli.Context) error {
 			Name:                ctx.String("project"),
 			Restart:             ctx.Bool("restart"),
 			RandomStarts:        prj.RandomStarts,
+			HistoryPath:         prj.HistoryPath,
 			Engine:              prj.Engine,
 			State:               state,
 			Content:             []byte(strconv.Itoa(int(prj.Iterations))),

modules/server/profile/profile.go

@@ -758,6 +758,7 @@ func (s *ProfileServer) Tuning(stream PB.ProfileMgr_TuningServer) error {
 			optimizer.Content = reply.GetContent()
 			optimizer.Restart = reply.GetRestart()
 			optimizer.RandomStarts = reply.GetRandomStarts()
+			optimizer.HistoryPath=reply.GetHistoryPath()
 			optimizer.FeatureFilterEngine = reply.GetFeatureFilterEngine()
 			optimizer.FeatureFilterIters = reply.GetFeatureFilterIters()
 			optimizer.SplitCount = reply.GetSplitCount()