diff --git a/src/main.go b/src/main.go
index aa6c53b..5be110e 100644
--- a/src/main.go
+++ b/src/main.go
@@ -309,12 +309,15 @@ func main() {
 	case "FCFS":
 		scheduler = &SchedulerFCFS{}
 		break
-	case "fair":
-		scheduler = &SchedulerCapacity{}
-		break
 	case "priority":
 		scheduler = &SchedulerPriority{}
 		break
+	case "capacity":
+		scheduler = &SchedulerCapacity{}
+		break
+	case "fair":
+		scheduler = &SchedulerFair{}
+		break
 	default:
 		scheduler = &SchedulerFCFS{}
 	}
diff --git a/src/scheduler_capacity.go b/src/scheduler_capacity.go
index 07b251c..28054c2 100644
--- a/src/scheduler_capacity.go
+++ b/src/scheduler_capacity.go
@@ -15,7 +15,7 @@ type SchedulerCapacity struct {
 	nextQueue string
 	jobs      map[string]*JobManager
 	queues    map[string][]Job
-	queueMu   sync.Mutex
+	queuesMu   sync.Mutex
 
 	schedulingJobs map[string]bool
 	schedulingMu   sync.Mutex
@@ -28,9 +28,6 @@ type SchedulerCapacity struct {
 
 	allocatingGPU   int
 	allocatingGPUMu sync.Mutex
-
-	queuesSchedulingCnt map[string]int
-	queuesUsingGPUMu    sync.Mutex
 }
 
 type FairJobSorter []Job
@@ -46,7 +43,7 @@ func (s FairJobSorter) Less(i, j int) bool {
 }
 
 func (scheduler *SchedulerCapacity) Start() {
-	log.Info("JS started")
+	log.Info("JS (capacity) started")
 
 	scheduler.jobs = map[string]*JobManager{}
 	scheduler.history = []*Job{}
@@ -57,12 +54,10 @@ func (scheduler *SchedulerCapacity) Start() {
 	scheduler.enabled = true
 	scheduler.schedulingJobs = map[string]bool{}
 	scheduler.allocatingGPU = 0
-	scheduler.queuesSchedulingCnt = map[string]int{}
 
 	scheduler.parallelism = 1
 
 	go func() {
-		/* capacity scheduler */
 		flag := true
 		for {
 			log.Debug("Scheduling")
@@ -82,7 +77,7 @@ func (scheduler *SchedulerCapacity) Start() {
 			}
 			scheduler.schedulingMu.Unlock()
 
-			scheduler.queueMu.Lock()
+			scheduler.queuesMu.Lock()
 			queue := scheduler.nextQueue
 			go func() {
 				scheduler.UpdateNextQueue()
@@ -99,7 +94,7 @@ func (scheduler *SchedulerCapacity) Start() {
 				pool := InstanceOfResourcePool()
 				log.Info(cnt, pool.TotalGPU, pool.UsingGPU, scheduler.allocatingGPU)
 				if len(scheduler.schedulingJobs) > 1 && (cnt*10+(scheduler.allocatingGPU)*13 > (pool.TotalGPU-pool.UsingGPU)*10) {
-					scheduler.queueMu.Unlock()
+					scheduler.queuesMu.Unlock()
 					continue
 				}
 
@@ -119,10 +114,6 @@ func (scheduler *SchedulerCapacity) Start() {
 				scheduler.history = append(scheduler.history, &jm.job)
 				scheduler.historyMu.Unlock()
 
-				scheduler.queuesUsingGPUMu.Lock()
-				scheduler.queuesSchedulingCnt[jm.job.Group]++
-				scheduler.queuesUsingGPUMu.Unlock()
-
 				scheduler.schedulingMu.Lock()
 				scheduler.schedulingJobs[jm.job.Name] = true
 				scheduler.schedulingMu.Unlock()
@@ -132,7 +123,7 @@ func (scheduler *SchedulerCapacity) Start() {
 			} else {
 				log.Debug("No more jobs to scheduling ", time.Now())
 			}
-			scheduler.queueMu.Unlock()
+			scheduler.queuesMu.Unlock()
 		}
 	}()
 }
@@ -147,16 +138,6 @@ func (scheduler *SchedulerCapacity) UpdateProgress(job Job, state State) {
 
 	switch state {
 	case Running:
-		scheduler.queuesUsingGPUMu.Lock()
-		if _, ok := scheduler.queuesSchedulingCnt[job.Group]; ok {
-			scheduler.queuesSchedulingCnt[job.Group]--
-			if scheduler.queuesSchedulingCnt[job.Group] < 0 {
-				scheduler.queuesSchedulingCnt[job.Group] = 0
-				log.Warn("scheduler.queuesSchedulingCnt less than 0", job.Group)
-			}
-		}
-		scheduler.queuesUsingGPUMu.Unlock()
-
 		for i := range scheduler.history {
 			if scheduler.history[i].Name == job.Name {
 				scheduler.history[i].Status = Running
@@ -192,8 +173,8 @@ func (scheduler *SchedulerCapacity) UpdateProgress(job Job, state State) {
 }
 
 func (scheduler *SchedulerCapacity) Schedule(job Job) {
-	scheduler.queueMu.Lock()
-	defer scheduler.queueMu.Unlock()
+	scheduler.queuesMu.Lock()
+	defer scheduler.queuesMu.Unlock()
 
 	queue := job.Group
 	_, ok := scheduler.queues[queue]
@@ -287,9 +268,9 @@ func (scheduler *SchedulerCapacity) ReleaseResource(job Job, agent NodeStatus) {
 }
 
 func (scheduler *SchedulerCapacity) QueryState(jobName string) MsgJobStatus {
-	scheduler.queueMu.Lock()
+	scheduler.queuesMu.Lock()
 	jm, ok := scheduler.jobs[jobName]
-	scheduler.queueMu.Unlock()
+	scheduler.queuesMu.Unlock()
 	if !ok {
 		return MsgJobStatus{Code: 1, Error: "Job not exist!"}
 	}
@@ -297,9 +278,9 @@ func (scheduler *SchedulerCapacity) QueryState(jobName string) MsgJobStatus {
 }
 
 func (scheduler *SchedulerCapacity) Stop(jobName string) MsgStop {
-	scheduler.queueMu.Lock()
+	scheduler.queuesMu.Lock()
 	jm, ok := scheduler.jobs[jobName]
-	scheduler.queueMu.Unlock()
+	scheduler.queuesMu.Unlock()
 	if !ok {
 		return MsgStop{Code: 1, Error: "Job not exist!"}
 	}
@@ -307,9 +288,9 @@ func (scheduler *SchedulerCapacity) Stop(jobName string) MsgStop {
 }
 
 func (scheduler *SchedulerCapacity) QueryLogs(jobName string, taskName string) MsgLog {
-	scheduler.queueMu.Lock()
+	scheduler.queuesMu.Lock()
 	jm, ok := scheduler.jobs[jobName]
-	scheduler.queueMu.Unlock()
+	scheduler.queuesMu.Unlock()
 	if !ok {
 		return MsgLog{Code: 1, Error: "Job not exist!"}
 	}
@@ -347,11 +328,11 @@ func (scheduler *SchedulerCapacity) Summary() MsgSummary {
 	}
 	scheduler.historyMu.Unlock()
 
-	scheduler.queueMu.Lock()
+	scheduler.queuesMu.Lock()
 	for _, v := range scheduler.queues {
 		tmp = append(tmp, v...)
 	}
-	scheduler.queueMu.Unlock()
+	scheduler.queuesMu.Unlock()
 
 	for _, job := range tmp {
 		switch job.Status {
@@ -383,7 +364,7 @@ func (scheduler *SchedulerCapacity) UpdateNextQueue() {
 
 	NumberGPU := float64(InstanceOfResourcePool().TotalGPU) + 0.00001
 
-	scheduler.queueMu.Lock()
+	scheduler.queuesMu.Lock()
 	for k, t := range scheduler.queues {
 		if len(t) == 0 {
 			continue
@@ -407,7 +388,7 @@ func (scheduler *SchedulerCapacity) UpdateNextQueue() {
 		}
 	}
 	scheduler.nextQueue = next
-	scheduler.queueMu.Unlock()
+	scheduler.queuesMu.Unlock()
 	log.Debug("updateNextQueue ->", next)
 }
 
@@ -430,11 +411,5 @@ func (scheduler *SchedulerCapacity) UpdateParallelism(parallelism int) bool {
 }
 
 func (scheduler *SchedulerCapacity) updateGroup(group Group) bool {
-	num := 0
-	for _, g := range InstanceOfGroupManager().List().Groups {
-		if g.Reserved {
-			num += g.NumGPU
-		}
-	}
 	return true
 }