diff --git a/internal/stats/bandwidth_stat_manager.go b/internal/stats/bandwidth_stat_manager.go
index 9793869..8c12e30 100644
--- a/internal/stats/bandwidth_stat_manager.go
+++ b/internal/stats/bandwidth_stat_manager.go
@@ -11,6 +11,7 @@ import (
 	"github.com/TeaOSLab/EdgeNode/internal/goman"
 	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
 	"github.com/TeaOSLab/EdgeNode/internal/rpc"
+	"github.com/TeaOSLab/EdgeNode/internal/utils"
 	"github.com/iwind/TeaGo/Tea"
 	"github.com/iwind/TeaGo/logs"
 	"github.com/iwind/TeaGo/types"
@@ -184,10 +185,9 @@ func (this *BandwidthStatManager) AddBandwidth(userId int64, serverId int64, pee
 		return
 	}
 
-	var now = time.Now()
-	var timestamp = now.Unix() / bandwidthTimestampDelim * bandwidthTimestampDelim // 将时间戳均分成N等份
-	var day = timeutil.Format("Ymd", now)
-	var timeAt = timeutil.FormatTime("Hi", now.Unix()/300*300)
+	var timestamp = utils.UnixTime() / bandwidthTimestampDelim * bandwidthTimestampDelim // 将时间戳均分成N等份
+	var day = utils.Ymd()
+	var timeAt = utils.Round5Hi()
 	var key = types.String(serverId) + "@" + day + "@" + timeAt
 
 	// 增加TCP Header尺寸，这里默认MTU为1500，且默认为IPv4
@@ -230,9 +230,8 @@ func (this *BandwidthStatManager) AddBandwidth(userId int64, serverId int64, pee
 
 // AddTraffic 添加请求数据
 func (this *BandwidthStatManager) AddTraffic(serverId int64, cachedBytes int64, countRequests int64, countCachedRequests int64, countAttacks int64, attackBytes int64) {
-	var now = time.Now()
-	var day = timeutil.Format("Ymd", now)
-	var timeAt = timeutil.FormatTime("Hi", now.Unix()/300*300)
+	var day = utils.Ymd()
+	var timeAt = utils.Round5Hi()
 	var key = types.String(serverId) + "@" + day + "@" + timeAt
 	this.locker.Lock()
 	// 只有有记录了才会添加
diff --git a/internal/stats/bandwidth_stat_manager_test.go b/internal/stats/bandwidth_stat_manager_test.go
index 43e403b..6b63dc9 100644
--- a/internal/stats/bandwidth_stat_manager_test.go
+++ b/internal/stats/bandwidth_stat_manager_test.go
@@ -34,6 +34,17 @@ func TestBandwidthStatManager_Loop(t *testing.T) {
 	}
 }
 
+func BenchmarkBandwidthStatManager_Add(b *testing.B) {
+	var manager = stats.NewBandwidthStatManager()
+	b.RunParallel(func(pb *testing.PB) {
+		var i int
+		for pb.Next() {
+			i++
+			manager.AddBandwidth(1, int64(i%100), 10, 10)
+		}
+	})
+}
+
 func BenchmarkBandwidthStatManager_Slice(b *testing.B) {
 	runtime.GOMAXPROCS(1)
 
diff --git a/internal/utils/time.go b/internal/utils/time.go
index 28fef32..0d872c8 100644
--- a/internal/utils/time.go
+++ b/internal/utils/time.go
@@ -4,12 +4,15 @@ import (
 	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
 	"github.com/TeaOSLab/EdgeNode/internal/goman"
 	"github.com/iwind/TeaGo/types"
+	timeutil "github.com/iwind/TeaGo/utils/time"
 	"time"
 )
 
 var unixTime = time.Now().Unix()
 var unixTimeMilli = time.Now().UnixMilli()
 var unixTimeMilliString = types.String(unixTimeMilli)
+var ymd = timeutil.Format("Ymd")
+var round5Hi = timeutil.FormatTime("Hi", time.Now().Unix()/300*300)
 
 func init() {
 	if !teaconst.IsMain {
@@ -22,6 +25,8 @@ func init() {
 			unixTime = time.Now().Unix()
 			unixTimeMilli = time.Now().UnixMilli()
 			unixTimeMilliString = types.String(unixTimeMilli)
+			ymd = timeutil.Format("Ymd")
+			round5Hi = timeutil.FormatTime("Hi", time.Now().Unix()/300*300)
 		}
 	})
 }
@@ -66,3 +71,13 @@ func GMTTime(t time.Time) time.Time {
 	_, offset := time.Now().Zone()
 	return t.Add(-time.Duration(offset) * time.Second)
 }
+
+// Ymd 读取YYYYMMDD
+func Ymd() string {
+	return ymd
+}
+
+// Round5Hi 读取5分钟间隔时间
+func Round5Hi() string {
+	return round5Hi
+}
diff --git a/internal/utils/time_test.go b/internal/utils/time_test.go
index 260b4f6..902654c 100644
--- a/internal/utils/time_test.go
+++ b/internal/utils/time_test.go
@@ -1,6 +1,7 @@
-package utils
+package utils_test
 
 import (
+	"github.com/TeaOSLab/EdgeNode/internal/utils"
 	timeutil "github.com/iwind/TeaGo/utils/time"
 	"testing"
 	"time"
@@ -8,23 +9,31 @@ import (
 
 func TestUnixTime(t *testing.T) {
 	for i := 0; i < 5; i++ {
-		t.Log(UnixTime(), "real:", time.Now().Unix())
+		t.Log(utils.UnixTime(), "real:", time.Now().Unix())
 		time.Sleep(1 * time.Second)
 	}
 }
 
 func TestGMTUnixTime(t *testing.T) {
-	t.Log(GMTUnixTime(time.Now().Unix()))
+	t.Log(utils.GMTUnixTime(time.Now().Unix()))
 }
 
 func TestGMTTime(t *testing.T) {
-	t.Log(GMTTime(time.Now()))
+	t.Log(utils.GMTTime(time.Now()))
 }
 
 func TestFloorUnixTime(t *testing.T) {
 	var timestamp = time.Now().Unix()
-	t.Log("floor 60:", timestamp, FloorUnixTime(60), timeutil.FormatTime("Y-m-d H:i:s", FloorUnixTime(60)))
-	t.Log("ceil 60:", timestamp, CeilUnixTime(60), timeutil.FormatTime("Y-m-d H:i:s", CeilUnixTime(60)))
-	t.Log("floor 300:", timestamp, FloorUnixTime(300), timeutil.FormatTime("Y-m-d H:i:s", FloorUnixTime(300)))
-	t.Log("next minute:", NextMinuteUnixTime())
+	t.Log("floor 60:", timestamp, utils.FloorUnixTime(60), timeutil.FormatTime("Y-m-d H:i:s", utils.FloorUnixTime(60)))
+	t.Log("ceil 60:", timestamp, utils.CeilUnixTime(60), timeutil.FormatTime("Y-m-d H:i:s", utils.CeilUnixTime(60)))
+	t.Log("floor 300:", timestamp, utils.FloorUnixTime(300), timeutil.FormatTime("Y-m-d H:i:s", utils.FloorUnixTime(300)))
+	t.Log("next minute:", utils.NextMinuteUnixTime())
+}
+
+func TestYmd(t *testing.T) {
+	t.Log(utils.Ymd())
+}
+
+func TestRound5Hi(t *testing.T) {
+	t.Log(utils.Round5Hi())
 }