diff --git a/service/imService.go b/service/imService.go
index 017ceee..43794db 100644
--- a/service/imService.go
+++ b/service/imService.go
@@ -290,11 +290,12 @@ func SelectKBaseContentByQuery(imCtx *proto.IMParamContext, data *proto.WSMessag
 	//先查看改知识库是否已经创建
 	key := fmt.Sprintf("kbase_%s", kbase.UUID)
 	KBaseServerID := worker.GetRedis(key)
-	//若未分配
+	//若未分配，从可用的知识库服务器中进行分配
+	setKey := "kbase_server_id_set_is_available" //可用状态集合
 	if KBaseServerID == "" {
-		KBaseServerSet := "kbase_server_id_set"
+		//KBaseServerSet := "kbase_server_id_set"
 		//进行分配
-		KBaseServerID = worker.GetRedisSetRandomMember(KBaseServerSet)
+		KBaseServerID = worker.GetRedisSetRandomMember(setKey)
 		if KBaseServerID == "" {
 			return errors.New("no kbase server id")
 		}
@@ -302,7 +303,6 @@ func SelectKBaseContentByQuery(imCtx *proto.IMParamContext, data *proto.WSMessag
 		res := worker.SetRedisWithExpire(key, KBaseServerID, time.Hour*24*7)
 		log.Println("分配的知识库服务器ID:", KBaseServerID, "\t key:", key, "\tset:", res)
 	}
-	setKey := "kbase_server_id_set_is_available" //可用状态集合
 	//查看KBaseServerID是否可用
 	isAvailable := worker.SetRedisSetIsMember(setKey, KBaseServerID)
 	if isAvailable == false {
@@ -313,14 +313,14 @@ func SelectKBaseContentByQuery(imCtx *proto.IMParamContext, data *proto.WSMessag
 	reqChanel := fmt.Sprintf("kbase_server_id_%s", KBaseServerID) // 频道名称
 	reqStr, _ := json.Marshal(req)
 	//将消息转发到对应频道
-	worker.Publish(reqChanel, string(reqStr), time.Second*60)
+	worker.Publish(reqChanel, string(reqStr), time.Minute*3)
 
 	chanel := fmt.Sprintf("kbase_%s", kbase.UUID) //获取返回消息频道
 	pubsub := worker.RedisClient.Subscribe(context.Background(), chanel)
 	defer pubsub.Close()
 	ch := pubsub.Channel()
 	//1min定时器，超时则返回错误
-	timer := time.NewTimer(time.Second * 30)
+	timer := time.NewTimer(time.Minute * 3)
 	var resp proto.KnowledgeBaseServerResponse
 	select {
 	case m := <-ch: