diff --git a/src/views/map/index.vue b/src/views/map/index.vue
index fbe95de..7115566 100644
--- a/src/views/map/index.vue
+++ b/src/views/map/index.vue
@@ -1289,7 +1289,7 @@ export default {
           const collection = new Cesium.CustomDataSource('trajectoryEntityCollection')
           collection.entities.add(entity)
           viewer.dataSources.add(collection)
-          this.trajectoryEntityCollection = collection
+          this.trajectoryEntityCollection = Object.freeze(collection)
         }
       })
     },
@@ -2450,8 +2450,8 @@ export default {
         const wsUrl = config.NoDwSysUrl + '/ltLocation/DW_' + new Date().getTime() + '_98'
         _this.fwebsocket = new WebSocket(encodeURI(wsUrl))
         _this.fwebsocket.onmessage = function(message) {
-          console.info('接收消息')
           const peopleList = JSON.parse(message.data)
+          viewer.entities.suspendEvents()
           for (let i = 0; i < peopleList.length; i++) {
             const item = peopleList[i]
             if ((!item)) continue
@@ -2484,6 +2484,7 @@ export default {
               _this.mqttPoint[_this.subscription.topic.substring(0, _this.subscription.topic.lastIndexOf('+')) + item.id] = item.id
             }
           }
+          viewer.entities.resumeEvents()
         }
       }
     },