diff --git a/lab-41/lab-41-demo01/pom.xml b/lab-41/lab-41-demo01/pom.xml
index bcba84da..3437bcba 100644
--- a/lab-41/lab-41-demo01/pom.xml
+++ b/lab-41/lab-41-demo01/pom.xml
@@ -20,9 +20,18 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
         </dependency>
+
+        <!-- 实现对 Actuator 的自动化配置 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-actuator</artifactId>
+        </dependency>
     </dependencies>
 
     <build>
+        <!-- 设置构建的 jar 包名 -->
+        <finalName>${artifactId}</finalName>
+        <!-- 使用 spring-boot-maven-plugin 插件打包 -->
         <plugins>
             <plugin>
                 <groupId>org.springframework.boot</groupId>
diff --git a/lab-41/lab-41-demo01/src/main/java/cn/iocoder/springboot/lab40/jenkinsdemo/Application.java b/lab-41/lab-41-demo01/src/main/java/cn/iocoder/springboot/lab40/jenkinsdemo/Application.java
index 135766fa..0e9c53a0 100644
--- a/lab-41/lab-41-demo01/src/main/java/cn/iocoder/springboot/lab40/jenkinsdemo/Application.java
+++ b/lab-41/lab-41-demo01/src/main/java/cn/iocoder/springboot/lab40/jenkinsdemo/Application.java
@@ -2,6 +2,11 @@ package cn.iocoder.springboot.lab40.jenkinsdemo;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.context.event.ApplicationReadyEvent;
+import org.springframework.context.ApplicationEvent;
+import org.springframework.context.ApplicationListener;
+import org.springframework.context.event.ContextClosedEvent;
+import org.springframework.stereotype.Component;
 
 @SpringBootApplication
 public class Application {
@@ -10,4 +15,26 @@ public class Application {
         SpringApplication.run(Application.class, args);
     }
 
+    @Component
+    public class Listener implements ApplicationListener<ApplicationEvent> {
+
+        @Override
+        public void onApplicationEvent(ApplicationEvent event) {
+            if (event instanceof ApplicationReadyEvent) {
+                this.sleep(5);
+            // 用于模拟关闭比较慢。
+            } else if (event instanceof ContextClosedEvent) {
+                this.sleep(10);
+            }
+        }
+
+        private void sleep(int seconds) {
+            try {
+                Thread.sleep(seconds * 1000L);
+            } catch (InterruptedException ignore) {
+            }
+        }
+
+    }
+
 }
diff --git a/lab-41/lab-41-demo01/src/main/resources/application-dev.yaml b/lab-41/lab-41-demo01/src/main/resources/application-dev.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo01/src/main/resources/application-dev.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo01/src/main/resources/application-local.yaml b/lab-41/lab-41-demo01/src/main/resources/application-local.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo01/src/main/resources/application-local.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo01/src/main/resources/application-pre.yaml b/lab-41/lab-41-demo01/src/main/resources/application-pre.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo01/src/main/resources/application-pre.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo01/src/main/resources/application-prod.yaml b/lab-41/lab-41-demo01/src/main/resources/application-prod.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo01/src/main/resources/application-prod.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo01/src/main/resources/application-uat.yaml b/lab-41/lab-41-demo01/src/main/resources/application-uat.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo01/src/main/resources/application-uat.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo01/src/main/resources/application.yaml b/lab-41/lab-41-demo01/src/main/resources/application.yaml
deleted file mode 100644
index 396333f0..00000000
--- a/lab-41/lab-41-demo01/src/main/resources/application.yaml
+++ /dev/null
@@ -1,2 +0,0 @@
-server:
-  port: 8079
diff --git a/lab-41/lab-41-demo02/pom.xml b/lab-41/lab-41-demo02/pom.xml
new file mode 100644
index 00000000..28a7d507
--- /dev/null
+++ b/lab-41/lab-41-demo02/pom.xml
@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.2.2.RELEASE</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>lab-41-demo02</artifactId>
+    <version>1.0.0</version>
+    <packaging>jar</packaging>
+
+    <dependencies>
+        <!-- 实现对 SpringMVC 的自动化配置 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+
+        <!-- 实现对 Actuator 的自动化配置 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-actuator</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <!-- 设置构建的 jar 包名 -->
+        <finalName>${artifactId}</finalName>
+        <!-- 使用 spring-boot-maven-plugin 插件打包 -->
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>
diff --git a/lab-41/lab-41-demo02/src/main/java/cn/iocoder/springboot/lab40/jenkinsdemo/Demo02Application.java b/lab-41/lab-41-demo02/src/main/java/cn/iocoder/springboot/lab40/jenkinsdemo/Demo02Application.java
new file mode 100644
index 00000000..e4c9f197
--- /dev/null
+++ b/lab-41/lab-41-demo02/src/main/java/cn/iocoder/springboot/lab40/jenkinsdemo/Demo02Application.java
@@ -0,0 +1,13 @@
+package cn.iocoder.springboot.lab40.jenkinsdemo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class Demo02Application {
+
+    public static void main(String[] args) {
+        SpringApplication.run(Demo02Application.class, args);
+    }
+
+}
diff --git a/lab-41/lab-41-demo02/src/main/java/cn/iocoder/springboot/lab40/jenkinsdemo/actuate/ServerHealthIndicator.java b/lab-41/lab-41-demo02/src/main/java/cn/iocoder/springboot/lab40/jenkinsdemo/actuate/ServerHealthIndicator.java
new file mode 100644
index 00000000..bdb6a10c
--- /dev/null
+++ b/lab-41/lab-41-demo02/src/main/java/cn/iocoder/springboot/lab40/jenkinsdemo/actuate/ServerHealthIndicator.java
@@ -0,0 +1,69 @@
+package cn.iocoder.springboot.lab40.jenkinsdemo.actuate;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.boot.actuate.health.AbstractHealthIndicator;
+import org.springframework.boot.actuate.health.Health;
+import org.springframework.boot.context.event.ApplicationFailedEvent;
+import org.springframework.boot.context.event.ApplicationReadyEvent;
+import org.springframework.context.ApplicationEvent;
+import org.springframework.context.ApplicationListener;
+import org.springframework.context.event.ContextClosedEvent;
+import org.springframework.stereotype.Component;
+
+@Component
+public class ServerHealthIndicator extends AbstractHealthIndicator implements ApplicationListener<ApplicationEvent> {
+
+    private Logger logger = LoggerFactory.getLogger(getClass());
+
+    /**
+     * 是否在服务中
+     */
+    private volatile boolean inService = false;
+
+    @Override
+    protected void doHealthCheck(Health.Builder builder) {
+        if (inService) {
+            builder.up();
+        } else {
+            builder.down();
+        }
+    }
+
+    @Override
+    public void onApplicationEvent(ApplicationEvent event) {
+        if (event instanceof ApplicationReadyEvent) {
+            this.handleApplicationReadyEvent((ApplicationReadyEvent) event);
+        } else if (event instanceof ApplicationFailedEvent) {
+            this.handleApplicationFailedEvent((ApplicationFailedEvent) event);
+        } else if (event instanceof ContextClosedEvent) {
+            this.handleContextClosedEvent((ContextClosedEvent) event);
+        }
+    }
+
+    @SuppressWarnings("unused")
+    private void handleApplicationReadyEvent(ApplicationReadyEvent event) {
+        this.inService = true;
+    }
+
+    @SuppressWarnings("unused")
+    private void handleApplicationFailedEvent(ApplicationFailedEvent event) {
+        this.inService = false;
+    }
+
+    @SuppressWarnings("unused")
+    private void handleContextClosedEvent(ContextClosedEvent event) {
+        // 标记不提供服务
+        this.inService = false;
+
+        // sleep 等待负载均衡完成健康检查
+        for (int i = 0; i < 5; i++) { // TODO 20 需要配置
+            logger.info("[handleContextClosedEvent][优雅关闭，第 {} sleep 等待负载均衡完成健康检查]", i);
+            try {
+                Thread.sleep(1000L);
+            } catch (InterruptedException ignore) {
+            }
+        }
+    }
+
+}
diff --git a/lab-41/lab-41-demo02/src/main/java/cn/iocoder/springboot/lab40/jenkinsdemo/controller/DemoController.java b/lab-41/lab-41-demo02/src/main/java/cn/iocoder/springboot/lab40/jenkinsdemo/controller/DemoController.java
new file mode 100644
index 00000000..d10b18d0
--- /dev/null
+++ b/lab-41/lab-41-demo02/src/main/java/cn/iocoder/springboot/lab40/jenkinsdemo/controller/DemoController.java
@@ -0,0 +1,16 @@
+package cn.iocoder.springboot.lab40.jenkinsdemo.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("/demo")
+public class DemoController {
+
+    @GetMapping("/echo")
+    public String echo() {
+        return "echo";
+    }
+
+}
diff --git a/lab-41/lab-41-demo02/src/main/resources/application-dev.yaml b/lab-41/lab-41-demo02/src/main/resources/application-dev.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo02/src/main/resources/application-dev.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo02/src/main/resources/application-local.yaml b/lab-41/lab-41-demo02/src/main/resources/application-local.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo02/src/main/resources/application-local.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo02/src/main/resources/application-pre.yaml b/lab-41/lab-41-demo02/src/main/resources/application-pre.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo02/src/main/resources/application-pre.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo02/src/main/resources/application-prod.yaml b/lab-41/lab-41-demo02/src/main/resources/application-prod.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo02/src/main/resources/application-prod.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo02/src/main/resources/application-uat.yaml b/lab-41/lab-41-demo02/src/main/resources/application-uat.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo02/src/main/resources/application-uat.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo02/src/main/resources/application.yaml b/lab-41/lab-41-demo02/src/main/resources/application.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo02/src/main/resources/application.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo02/target/classes/application-dev.yaml b/lab-41/lab-41-demo02/target/classes/application-dev.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo02/target/classes/application-dev.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo02/target/classes/application-local.yaml b/lab-41/lab-41-demo02/target/classes/application-local.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo02/target/classes/application-local.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo02/target/classes/application-pre.yaml b/lab-41/lab-41-demo02/target/classes/application-pre.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo02/target/classes/application-pre.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/lab-41-demo02/target/classes/application-uat.yaml b/lab-41/lab-41-demo02/target/classes/application-uat.yaml
new file mode 100644
index 00000000..5475f936
--- /dev/null
+++ b/lab-41/lab-41-demo02/target/classes/application-uat.yaml
@@ -0,0 +1,11 @@
+server:
+  port: 8079
+
+management:
+  server:
+    port: 8078 # 自定义端口，避免 Nginx 暴露出去
+
+  endpoint:
+    web:
+      exposure:
+        include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
diff --git a/lab-41/pom.xml b/lab-41/pom.xml
index 46e616bb..2dbcc59a 100644
--- a/lab-41/pom.xml
+++ b/lab-41/pom.xml
@@ -13,6 +13,7 @@
     <packaging>pom</packaging>
     <modules>
         <module>lab-41-demo01</module>
+        <module>lab-41-demo02</module>
     </modules>