diff --git a/.DS_Store b/.DS_Store
index a367352..a47117e 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/Assignment8.md b/Assignment8.md
index 053d275..69f4ff9 100644
--- a/Assignment8.md
+++ b/Assignment8.md
@@ -65,7 +65,7 @@
 
 #### 2）登录云主机，安装kubectl
 
-```
+```bash
 wget https://storage.googleapis.com/kubernetes-release/release/v1.19.0/bin/linux/amd64/kubectl
 chmod +x kubectl
 sudo mv kubectl /usr/local/bin/   (root用户：mv kubectl /usr/bin/)
@@ -102,7 +102,7 @@ kubectl version -o json
 
 #### 6）尝试几个基本命令
 
-```
+```bash
 kubectl cluster-info            //打印集群信息
 kubectl get nodes               //打印节点信息
 kubectl get pods                //打印pod信息
@@ -116,7 +116,7 @@ kubectl get services            //打印service信息
 
 #### 1）运行以下命令，部署一个assignment2中的静态网页app
 
-```
+```bash
 kubectl create deployment webapp --image=uhub-edu.service.ucloud.cn/cloud_computing/static_site
 ```
 
@@ -131,7 +131,7 @@ kubectl create deployment webapp --image=uhub-edu.service.ucloud.cn/cloud_comput
 
 #### 3）这时我们需要用kubectl创建一个代理，使得从云主机可以访问集群（从而访问pod）。打开一个新的Terminal或者XShell窗口，登录云主机。
 
-```
+```bash
 echo -e "\n\e[92mStarting Proxy. After starting it will not output a response. Please click the first Terminal Tab\n"; kubectl proxy
 ```
 
@@ -140,7 +140,7 @@ echo -e "\n\e[92mStarting Proxy. After starting it will not output a response. P
 
 #### 4）访问webapp应用（访问pod）
 
-```
+```bash
 export POD_NAME=$(kubectl get pods -o go-template --template '{{range .items}}{{.metadata.name}}{{"\n}}{{end}}')
 echo Name of the Pod: $POD_NAME     //如果这一步没有输出，说明$POD_NAME没有获得pod名称，可以把kubectl get pods得到的pod名字直接赋给$POD_NAME。
 curl http://localhost:8001/api/v1/namespaces/default/pods/$POD_NAME/proxy/
@@ -156,7 +156,7 @@ curl http://localhost:8001/api/v1/namespaces/default/pods/$POD_NAME/proxy/
 
 #### 1）查看pod当前副本信息
 
-```
+```bash
 kubectl get rs
 ```
 
@@ -165,7 +165,7 @@ kubectl get rs
 
 #### 2）查看pod的详细信息
 
-```
+```bash
 kubectl get pods -o wide
 ```
 
@@ -179,7 +179,7 @@ kubectl get pods -o wide
 
 #### 3）现在让我们用一行命令将副本scale到10个，然后再次查看pod详细信息
 
-```
+```bash
 kubectl scale deployments/webapp --replicas=10
 kubectl get pods -o wide
 ```
@@ -193,13 +193,13 @@ kubectl get pods -o wide
 
 #### 1）创建一个负载均衡service，将webapp暴露给外网
 
-```
+```bash
 kubectl expose deployment webapp --type=LoadBalancer --port=80
 ```
 
 #### 2）查看当前的service，你可以找到负载均衡服务的外网ip地址
 
-```
+```bash
 kubectl get services
 ```
 <kbd>
@@ -208,12 +208,43 @@ kubectl get services
 
 #### 3）在你自己的电脑上，打开浏览器，访问http://负载均衡服务的外网ip地址
 
+ 
+
+***************** 关于负载均衡获取不到ip 一直处于pending的暂时解决方案***********
+
+##### a. 使用 `kubectl get nodes ` 命令获取 `master`节点的ip
+
+#####   <img src="img/assignment8/k8s_master_ip.png">
+
+
+##### b. 在当前云主机终端使用`ssh root@ip` 登陆`master`节点 
+
+##### c. 修改 `/etc/kubernetes/yaml/userdata.yaml` 文件的内容，补全密钥信息，密钥信息可以在`ucloud控制台获取`
+
+<kbd> <img src="img/assignment8/ucloud_key.png"></kbd>
+
+> 补充完整的配置文件应该如下所示:
+
+<kbd><img src="img/assignment8/master_yml.png">/kbd>
+
+##### d. 运行如下命令:
+
+```bash
+kubectl apply -f  /etc/kubernetes/yaml/userdata.yaml
+```
+
+<kbd><img src="img/assignment8/apply_config.png"></kbd>
+
+##### e. 退出当前`master`节点，回退到云主机，稍等片刻，`ip`将会自动分配
+
+
+
 ## `**************作业5：请将kubectl get services输出信息截图、并将浏览器地址栏和网页内容一起截图，并插入实验报告***************`
 
 
 #### 4）删除service，删除所有pod，最后在网页上删除集群，删除云主机（包括K8S没有自动删除的云主机）。
 
-```
+```bash
 kubectl delete service webapp
 kubectl delete deployment webapp
 ```
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