diff --git a/server/dbdata/statsinfo.go b/server/dbdata/statsinfo.go
index dd53b2c..21eb583 100644
--- a/server/dbdata/statsinfo.go
+++ b/server/dbdata/statsinfo.go
@@ -5,6 +5,7 @@ import (
 	"errors"
 	"fmt"
 	"strconv"
+	"sync"
 	"time"
 
 	"github.com/bjdgyc/anylink/base"
@@ -20,6 +21,7 @@ type StatsInfo struct {
 	RealtimeData map[string]*list.List
 	Actions      []string
 	Scopes       []string
+	mux          sync.Mutex
 }
 
 type ScopeDetail struct {
@@ -65,6 +67,9 @@ func (s *StatsInfo) ValidScope(scope string) bool {
 
 // 设置实时统计数据
 func (s *StatsInfo) SetRealTime(action string, val interface{}) {
+	s.mux.Lock()
+	defer s.mux.Unlock()
+
 	if s.RealtimeData[action].Len() >= RealTimeMaxSize {
 		ele := s.RealtimeData[action].Front()
 		s.RealtimeData[action].Remove(ele)
@@ -74,6 +79,9 @@ func (s *StatsInfo) SetRealTime(action string, val interface{}) {
 
 // 获取实时统计数据
 func (s *StatsInfo) GetRealTime(action string) (res []interface{}) {
+	s.mux.Lock()
+	defer s.mux.Unlock()
+
 	for e := s.RealtimeData[action].Front(); e != nil; e = e.Next() {
 		res = append(res, e.Value)
 	}
@@ -81,7 +89,7 @@ func (s *StatsInfo) GetRealTime(action string) (res []interface{}) {
 }
 
 // 保存数据至数据库
-func (s *StatsInfo) SaveStatsInfo(so *StatsOnline, sn *StatsNetwork, sc *StatsCpu, sm *StatsMem) {
+func (s *StatsInfo) SaveStatsInfo(so StatsOnline, sn StatsNetwork, sc StatsCpu, sm StatsMem) {
 	if so.Num != 0 {
 		_ = Add(so)
 	}
diff --git a/server/sessdata/statsinfo.go b/server/sessdata/statsinfo.go
index 8c2a636..cc6f762 100644
--- a/server/sessdata/statsinfo.go
+++ b/server/sessdata/statsinfo.go
@@ -52,15 +52,15 @@ func saveStatsInfo() {
 			tNow := time.Now()
 			// online
 			numData, _ := json.Marshal(numGroups)
-			so := &dbdata.StatsOnline{Num: onlineNum, NumGroups: string(numData), CreatedAt: tNow}
+			so := dbdata.StatsOnline{Num: onlineNum, NumGroups: string(numData), CreatedAt: tNow}
 			// network
 			upData, _ := json.Marshal(upGroups)
 			downData, _ := json.Marshal(downGroups)
-			sn := &dbdata.StatsNetwork{Up: up, Down: down, UpGroups: string(upData), DownGroups: string(downData), CreatedAt: tNow}
+			sn := dbdata.StatsNetwork{Up: up, Down: down, UpGroups: string(upData), DownGroups: string(downData), CreatedAt: tNow}
 			// cpu
-			sc := &dbdata.StatsCpu{Percent: getCpuPercent(), CreatedAt: tNow}
+			sc := dbdata.StatsCpu{Percent: getCpuPercent(), CreatedAt: tNow}
 			// mem
-			sm := &dbdata.StatsMem{Percent: getMemPercent(), CreatedAt: tNow}
+			sm := dbdata.StatsMem{Percent: getMemPercent(), CreatedAt: tNow}
 			count++
 			// 是否保存至数据库
 			save := count*StatsCycleSec >= AddCycleSec
@@ -74,7 +74,7 @@ func saveStatsInfo() {
 	}()
 }
 
-func setStatsData(save bool, so *dbdata.StatsOnline, sn *dbdata.StatsNetwork, sc *dbdata.StatsCpu, sm *dbdata.StatsMem) {
+func setStatsData(save bool, so dbdata.StatsOnline, sn dbdata.StatsNetwork, sc dbdata.StatsCpu, sm dbdata.StatsMem) {
 	// 实时数据
 	dbdata.StatsInfoIns.SetRealTime("online", so)
 	dbdata.StatsInfoIns.SetRealTime("network", sn)