diff --git a/pkg/serverconfigs/shared/data_map.go b/pkg/serverconfigs/shared/data_map.go
index 2b2dd7a..4ef69b3 100644
--- a/pkg/serverconfigs/shared/data_map.go
+++ b/pkg/serverconfigs/shared/data_map.go
@@ -6,6 +6,7 @@ import (
 	"bytes"
 	"crypto/md5"
 	"fmt"
+	"sync"
 )
 
 var dataMapPrefix = []byte("GOEDGE_DATA_MAP:")
@@ -14,6 +15,7 @@ var dataMapPrefix = []byte("GOEDGE_DATA_MAP:")
 // 用来减少相同数据占用的空间和内存
 type DataMap struct {
 	Map map[string][]byte
+	locker sync.Mutex
 }
 
 // NewDataMap 构建对象
@@ -23,6 +25,8 @@ func NewDataMap() *DataMap {
 
 // Put 放入数据
 func (this *DataMap) Put(data []byte) (keyData []byte) {
+	this.locker.Lock()
+	defer this.locker.Unlock()
 	var key = string(dataMapPrefix) + fmt.Sprintf("%x", md5.Sum(data))
 	this.Map[key] = data
 	return []byte(key)
@@ -30,6 +34,8 @@ func (this *DataMap) Put(data []byte) (keyData []byte) {
 
 // Read 读取数据
 func (this *DataMap) Read(key []byte) []byte {
+	this.locker.Lock()
+	defer this.locker.Unlock()
 	if bytes.HasPrefix(key, dataMapPrefix) {
 		return this.Map[string(key)]
 	}