diff --git a/ants_benchmark_test.go b/ants_benchmark_test.go
index 88470ed..7399b39 100644
--- a/ants_benchmark_test.go
+++ b/ants_benchmark_test.go
@@ -41,8 +41,8 @@ const (
 	ZiB // 1180591620717411303424    (超过了int64的范围)
 	YiB // 1208925819614629174706176
 )
-const RunTimes = 10000000
-const loop = 10
+const RunTimes = 1000000
+const loop = 1000000
 
 func demoFunc() error {
 	n := 10
@@ -51,15 +51,15 @@ func demoFunc() error {
 }
 
 func demoPoolFunc(args interface{}) error {
-	//m := args.(int)
-	//var n int
-	//for i := 0; i < m; i++ {
-	//	n += i
-	//}
-	//return nil
-	n := args.(int)
-	time.Sleep(time.Duration(n) * time.Millisecond)
+	m := args.(int)
+	var n int
+	for i := 0; i < m; i++ {
+		n += i
+	}
 	return nil
+	// n := args.(int)
+	// time.Sleep(time.Duration(n) * time.Millisecond)
+	// return nil
 }
 
 func BenchmarkGoroutineWithFunc(b *testing.B) {