diff --git a/cluster.go b/cluster.go
index f4de751..fc81762 100644
--- a/cluster.go
+++ b/cluster.go
@@ -104,19 +104,19 @@ func (c *cluster) AddTimer(ctx context.Context, uniqueKey string, spaceTime time
 	})
 	execTime[uniqueKey] = nextTime
 	n, _ := json.Marshal(execTime)
-	fmt.Println("execTime:", execTime, string(n))
+	// fmt.Println("execTime:", execTime, string(n))
 	p.Set(ctx, c.nextKey, string(n), 0)
 
 	_, err := p.Exec(ctx)
 
-	fmt.Println("添加", err)
+	// fmt.Println("添加", err)
 
 	return err
 }
 
 // 计算下一次执行的时间
 func (c *cluster) computeTime() {
-	log.Println("begin computer")
+	// log.Println("begin computer")
 	ctx, cancel := context.WithCancel(c.ctx)
 	defer cancel()
 
@@ -174,7 +174,8 @@ func (c *cluster) computeTime() {
 	// log.Println("B", string(b))
 
 	_, err := p.Exec(ctx)
-	fmt.Println(err)
+	_ = err
+	// fmt.Println(err)
 }
 
 // 递归遍历获取执行时间
diff --git a/cmd/main.go b/cmd/main.go
index 3f685ba..4caa9d1 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -89,9 +89,9 @@ func re() {
 }
 
 func aa(ctx context.Context) bool {
-	fmt.Println(time.Now().Format(time.RFC3339))
-	fmt.Println("gggggggggggggggggggggggggggg")
+	// fmt.Println(time.Now().Format(time.RFC3339))
+	// fmt.Println("gggggggggggggggggggggggggggg")
 	a, err := timer.GetExtendParams(ctx)
-	fmt.Printf("%+v %+v", a, err)
+	fmt.Printf("%+v %+v \n\n", a, err)
 	return true
 }
diff --git a/example_test.go b/example_test.go
index dc54c3b..7581bc0 100644
--- a/example_test.go
+++ b/example_test.go
@@ -31,7 +31,7 @@ func TestMain(m *testing.M) {
 		fmt.Println("redis init error")
 		return
 	}
-	Redis = client
+	// Redis = client
 
 }
 
diff --git a/lockx/lockx.go b/lockx/lockx.go
index 5c38ab4..74214d9 100644
--- a/lockx/lockx.go
+++ b/lockx/lockx.go
@@ -67,7 +67,9 @@ func (g *globalLock) Unlock() bool {
 // 刷新锁
 func (g *globalLock) Refresh() {
 	go func() {
-		ctx = context.WithTimeout(g.ctx, time.Second*30)
+		ctx,cancel := context.WithTimeout(g.ctx, time.Second*30)
+		defer cancel()
+
 		t := time.NewTicker(time.Second)
 		for {
 			select {