diff --git a/models/cloudbrain.go b/models/cloudbrain.go
index e43b86030..6b51d11a8 100755
--- a/models/cloudbrain.go
+++ b/models/cloudbrain.go
@@ -201,16 +201,17 @@ type Cloudbrain struct {
 }
 
 type CloudbrainShow struct {
-	ID              int64
-	JobID           string
-	RepoFullName    string
-	Type            int
-	JobType         string
-	DisplayJobName  string
-	Duration        string
-	ResourceSpec    *Specification
-	ComputeResource string
-	AiCenter        string
+	ID               int64
+	JobID            string
+	RepoFullName     string
+	Type             int
+	JobType          string
+	DisplayJobName   string
+	Duration         string
+	ResourceSpec     *Specification
+	ComputeResource  string
+	AiCenter         string
+	WorkServerNumber int
 }
 
 type CloudbrainShow4Action struct {
@@ -223,15 +224,20 @@ type CloudbrainShow4Action struct {
 }
 
 func (task *Cloudbrain) ToShow() *CloudbrainShow {
+	n := 1
+	if task.WorkServerNumber > 1 {
+		n = task.WorkServerNumber
+	}
 	c := &CloudbrainShow{
-		ID:              task.ID,
-		JobID:           task.JobID,
-		JobType:         task.JobType,
-		Type:            task.Type,
-		DisplayJobName:  task.DisplayJobName,
-		Duration:        task.TrainJobDuration,
-		ResourceSpec:    task.Spec,
-		ComputeResource: task.ComputeResource,
+		ID:               task.ID,
+		JobID:            task.JobID,
+		JobType:          task.JobType,
+		Type:             task.Type,
+		DisplayJobName:   task.DisplayJobName,
+		Duration:         task.TrainJobDuration,
+		ResourceSpec:     task.Spec,
+		ComputeResource:  task.ComputeResource,
+		WorkServerNumber: n,
 	}
 	if task.Repo != nil {
 		c.RepoFullName = task.Repo.FullName()
diff --git a/models/cloudbrain_spec.go b/models/cloudbrain_spec.go
index a14e3f886..c32e4b0fd 100644
--- a/models/cloudbrain_spec.go
+++ b/models/cloudbrain_spec.go
@@ -123,10 +123,14 @@ func GetResourceSpecMapByCloudbrainIDs(ids []int64) (map[int64]*Specification, e
 	return r, nil
 }
 
-func GetCloudbrainTaskUnitPrice(cloudbrainId int64) (int, error) {
-	s, err := GetCloudbrainSpecByID(cloudbrainId)
+func GetCloudbrainTaskUnitPrice(task Cloudbrain) (int, error) {
+	s, err := GetCloudbrainSpecByID(task.ID)
 	if err != nil {
 		return 0, err
 	}
-	return s.UnitPrice, nil
+	var n = 1
+	if task.WorkServerNumber > 1 {
+		n = task.WorkServerNumber
+	}
+	return s.UnitPrice * n, nil
 }
diff --git a/routers/repo/modelarts.go b/routers/repo/modelarts.go
index 4f3341e6f..19b316a3b 100755
--- a/routers/repo/modelarts.go
+++ b/routers/repo/modelarts.go
@@ -1216,7 +1216,7 @@ func TrainJobCreate(ctx *context.Context, form auth.CreateModelArtsTrainJobForm)
 		ctx.RenderWithErr("Resource specification not available", tplModelArtsTrainJobNew, &form)
 		return
 	}
-	if !account.IsPointBalanceEnough(ctx.User.ID, spec.UnitPrice) {
+	if !account.IsPointBalanceEnough(ctx.User.ID, spec.UnitPrice*form.WorkServerNumber) {
 		log.Error("point balance is not enough,userId=%d specId=%d", ctx.User.ID, spec.ID)
 		cloudBrainNewDataPrepare(ctx)
 		ctx.RenderWithErr(ctx.Tr("points.insufficient_points_balance"), tplModelArtsTrainJobNew, &form)
diff --git a/services/reward/cloudbrain_deduct.go b/services/reward/cloudbrain_deduct.go
index f60c50aa1..510a96b32 100644
--- a/services/reward/cloudbrain_deduct.go
+++ b/services/reward/cloudbrain_deduct.go
@@ -25,20 +25,32 @@ func AcceptStatusChangeAction() {
 }
 
 func StartAndGetCloudBrainPointDeductTask(task models.Cloudbrain) (*models.RewardPeriodicTask, error) {
+	sourceId := getCloudBrainPointTaskSourceId(task)
+	r, err := GetPeriodicTask(models.SourceTypeRunCloudbrainTask, sourceId, sourceId, models.OperateTypeDecrease)
+	if err != nil {
+		return nil, err
+	}
+
+	if r != nil {
+		log.Debug("PeriodicTask is already exist.cloudbrain.ID = %d", task.ID)
+		return r, nil
+	}
+
 	if !setting.CloudBrainPaySwitch {
+		log.Debug("CloudBrainPaySwitch is off")
 		return nil, nil
 	}
 
-	unitPrice, err := models.GetCloudbrainTaskUnitPrice(task.ID)
+	unitPrice, err := models.GetCloudbrainTaskUnitPrice(task)
 	if err != nil {
 		return nil, err
 	}
 	if unitPrice == 0 {
-		log.Debug("finish StartAndGetCloudBrainPointDeductTask,  UnitPrice = 0 task.ID=%d", task.ID)
+		log.Debug("Finish startAndGetCloudBrainPointDeductTask,  UnitPrice = 0 task.ID=%d", task.ID)
 		return nil, nil
 	}
 
-	return StartAndGetPeriodicTask(&models.StartPeriodicTaskOpts{
+	return StartPeriodicTask(&models.StartPeriodicTaskOpts{
 		SourceType:   models.SourceTypeRunCloudbrainTask,
 		SourceId:     getCloudBrainPointTaskSourceId(task),
 		TargetUserId: task.UserID,
diff --git a/services/reward/operator.go b/services/reward/operator.go
index b9d8c8d59..ec9a514a5 100644
--- a/services/reward/operator.go
+++ b/services/reward/operator.go
@@ -180,43 +180,41 @@ func UpdateRewardRecordToFinalStatus(sourceType, requestId, newStatus string) er
 	return nil
 }
 
-func StartPeriodicTaskAsyn(opts *models.StartPeriodicTaskOpts) {
-	go StartAndGetPeriodicTask(opts)
+func GetPeriodicTask(sourceType models.SourceType, sourceId, requestId string, operateType models.RewardOperateType) (*models.RewardPeriodicTask, error) {
+	_, err := models.GetPointOperateRecordBySourceTypeAndRequestId(sourceType.Name(), requestId, operateType.Name())
+	if err == nil {
+		task, err := models.GetPeriodicTaskBySourceIdAndType(sourceType, sourceId, operateType)
+		if err != nil {
+			log.Error("GetPeriodicTaskBySourceIdAndType error,%v", err)
+			return nil, err
+		}
+		return task, nil
+	}
+
+	if err != nil && !models.IsErrRecordNotExist(err) {
+		log.Error("GetPointOperateRecordBySourceTypeAndRequestId error,%v", err)
+		return nil, err
+	}
+	return nil, nil
 }
 
-func StartAndGetPeriodicTask(opts *models.StartPeriodicTaskOpts) (*models.RewardPeriodicTask, error) {
-	defer func() {
-		if err := recover(); err != nil {
-			combinedErr := fmt.Errorf("%s\n%s", err, log.Stack(2))
-			log.Error("PANIC:%v", combinedErr)
-		}
-	}()
+func StartPeriodicTask(opts *models.StartPeriodicTaskOpts) (*models.RewardPeriodicTask, error) {
 	//add lock
 	var rewardLock = redis_lock.NewDistributeLock(redis_key.RewardOperateLock(opts.RequestId, opts.SourceType.Name(), opts.OperateType.Name()))
 	isOk, err := rewardLock.Lock(3 * time.Second)
-	if err != nil {
-		log.Error("StartAndGetPeriodicTask RewardOperateLock error. %v", err)
-		return nil, err
-	}
 	if !isOk {
 		log.Info("duplicated operate request,targetUserId=%d requestId=%s", opts.TargetUserId, opts.RequestId)
 		return nil, nil
 	}
 	defer rewardLock.UnLock()
 
-	_, err = models.GetPointOperateRecordBySourceTypeAndRequestId(opts.SourceType.Name(), opts.RequestId, opts.OperateType.Name())
-	if err == nil {
-		task, err := models.GetPeriodicTaskBySourceIdAndType(opts.SourceType, opts.SourceId, opts.OperateType)
-		if err != nil {
-			log.Error("GetPeriodicTaskBySourceIdAndType error,%v", err)
-			return nil, err
-		}
-		return task, nil
+	r, err := GetPeriodicTask(opts.SourceType, opts.SourceId, opts.RequestId, opts.OperateType)
+	if err != nil {
+		return nil, err
 	}
 
-	if err != nil && !models.IsErrRecordNotExist(err) {
-		log.Error("operate is handled error,%v", err)
-		return nil, err
+	if r != nil {
+		return r, nil
 	}
 
 	//new reward operate record