diff --git a/doc/linux/linux-java-setup.md b/doc/linux/linux-java-setup.md
new file mode 100644
index 00000000..ba47f620
--- /dev/null
+++ b/doc/linux/linux-java-setup.md
@@ -0,0 +1,55 @@
+# 一、卸载java
+
+## 1. 卸载JDK安装路径
+
+- java -version
+- javac
+
+```
+判断jdk是否安装(显示版本号等信息，说明已经安装)
+```
+
+- which java（查看JDK的安装路径）
+
+```
+rm -rf JDK的安装路径
+```
+
+## 2. 删除环境变量
+
+- java -version
+- javac
+
+```
+判断jdk是否安装(显示版本号等信息，说明已经安装)
+```
+
+- vim /etc/profile，删除配置中的环境变量
+- ls /etc，看看有没有别的java配置文件，如果有就全部删除
+
+# 二、安装JDK
+
+```
+把JDK下载到/usr/local目录下，在/usr/local下新建文件夹java
+```
+
+- tar -zxvf openjdk-11+28_linux-x64_bin.tar.gz -C /usr/local
+- rename jdk-11 java jdk-11
+
+- vim /etc/profile
+
+```
+JAVA_HOME=/usr/local/java
+JRE_HOME=$JAVA_HOME/lib
+PATH=$JAVA_HOME/bin:$PATH
+export JAVA_HOME JRE_HOME PATH
+```
+
+- source /etc/profile，加载环境变量
+
+```
+- java -version
+- javac
+- jps
+判断jdk是否安装(显示版本号等信息，说明已经安装)
+```
diff --git a/doc/视频教程.md b/doc/视频教程.md
index 415463f0..ef08e61a 100644
--- a/doc/视频教程.md
+++ b/doc/视频教程.md
@@ -102,4 +102,27 @@ zookeeper的用法
 
 ### [第十讲](https://www.bilibili.com/video/BV13U4y137G7)
 
-- 综合实战
\ No newline at end of file
+- 综合实战
+
+### [第十一讲](https://www.bilibili.com/video/BV13U4y137G7)
+
+- 云服务器部署
+
+```
+云服务器的安全组策略
+java的安装
+zookeeper的安装
+mongodb的安装
+用maven打包项目的流程
+
+nohup java -XX:InitialHeapSize=300m -XX:MaxHeapSize=300m -XX:+HeapDumpOnOutOfMemoryError -Djdk.attach.allowAttachSelf=true -Dspring.profiles.active=pro -Dfile.encoding=UTF-8 -jar home-1.0.jar >/dev/null 2>&1 &
+
+sh /deploy.sh stopUpdateStart /usr/local/tank/admin/admin-1.0.jar /usr/local/tank/admin
+sh /deploy.sh stopUpdateStart /usr/local/tank/single/single-1.0.jar /usr/local/tank/single
+
+
+sh /deploy.sh stopUpdateStart /usr/local/tank/admin/admin-1.0.jar /usr/local/tank/admin
+sh /deploy.sh stopUpdateStart /usr/local/tank/cache/cache-1.0.jar /usr/local/tank/cache
+sh /deploy.sh stopUpdateStart /usr/local/tank/gateway/gateway-1.0.jar /usr/local/tank/gateway
+sh /deploy.sh stopUpdateStart /usr/local/tank/home/home-1.0.jar /usr/local/tank/home
+```
diff --git a/protocol/src/main/java/com/zfoo/protocol/generate/GenerateProtocolFile.java b/protocol/src/main/java/com/zfoo/protocol/generate/GenerateProtocolFile.java
index c43aff37..646c0559 100644
--- a/protocol/src/main/java/com/zfoo/protocol/generate/GenerateProtocolFile.java
+++ b/protocol/src/main/java/com/zfoo/protocol/generate/GenerateProtocolFile.java
@@ -12,7 +12,6 @@
 
 package com.zfoo.protocol.generate;
 
-import com.zfoo.protocol.ProtocolManager;
 import com.zfoo.protocol.registration.IProtocolRegistration;
 import com.zfoo.protocol.registration.ProtocolAnalysis;
 import com.zfoo.protocol.registration.ProtocolRegistration;
diff --git a/protocol/src/main/java/com/zfoo/protocol/registration/EnhanceUtils.java b/protocol/src/main/java/com/zfoo/protocol/registration/EnhanceUtils.java
index 1747c9cb..4cca32fb 100644
--- a/protocol/src/main/java/com/zfoo/protocol/registration/EnhanceUtils.java
+++ b/protocol/src/main/java/com/zfoo/protocol/registration/EnhanceUtils.java
@@ -14,7 +14,6 @@
 package com.zfoo.protocol.registration;
 
 import com.zfoo.protocol.IPacket;
-import com.zfoo.protocol.ProtocolManager;
 import com.zfoo.protocol.buffer.ByteBufUtils;
 import com.zfoo.protocol.collection.ArrayUtils;
 import com.zfoo.protocol.collection.CollectionUtils;
diff --git a/protocol/src/main/java/com/zfoo/protocol/serializer/js/GenerateJsUtils.java b/protocol/src/main/java/com/zfoo/protocol/serializer/js/GenerateJsUtils.java
index 3adfa7cd..dea665d0 100644
--- a/protocol/src/main/java/com/zfoo/protocol/serializer/js/GenerateJsUtils.java
+++ b/protocol/src/main/java/com/zfoo/protocol/serializer/js/GenerateJsUtils.java
@@ -13,7 +13,6 @@
 
 package com.zfoo.protocol.serializer.js;
 
-import com.zfoo.protocol.ProtocolManager;
 import com.zfoo.protocol.collection.CollectionUtils;
 import com.zfoo.protocol.generate.GenerateProtocolDocument;
 import com.zfoo.protocol.generate.GenerateProtocolFile;
diff --git a/protocol/src/main/java/com/zfoo/protocol/serializer/lua/GenerateLuaUtils.java b/protocol/src/main/java/com/zfoo/protocol/serializer/lua/GenerateLuaUtils.java
index 5747d2fb..d1633fff 100644
--- a/protocol/src/main/java/com/zfoo/protocol/serializer/lua/GenerateLuaUtils.java
+++ b/protocol/src/main/java/com/zfoo/protocol/serializer/lua/GenerateLuaUtils.java
@@ -13,7 +13,6 @@
 
 package com.zfoo.protocol.serializer.lua;
 
-import com.zfoo.protocol.ProtocolManager;
 import com.zfoo.protocol.collection.CollectionUtils;
 import com.zfoo.protocol.generate.GenerateProtocolDocument;
 import com.zfoo.protocol.generate.GenerateProtocolFile;