需改 Spring Cloud Sentinel 的依赖情况。

promotion/promotion-application/pom.xml

@@ -70,12 +70,13 @@
             <artifactId>swagger-bootstrap-ui</artifactId>
         </dependency>
 
-        <!--  监控  -->
+        <!-- 服务保障相关 -->
         <dependency>
-            <groupId>org.springframework.cloud</groupId>
+            <groupId>com.alibaba.cloud</groupId>
             <artifactId>spring-cloud-starter-alibaba-sentinel</artifactId>
         </dependency>
 
+        <!--  监控  -->
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-actuator</artifactId>

promotion/promotion-application/src/main/resources/application.yaml

@@ -1,13 +1,13 @@
 spring:
   application:
     name: promotion-application
+
+  # Spring Cloud 配置项
   cloud:
+    # Spring Cloud Sentinel 配置项
     sentinel:
       transport:
-        port: 8719
         dashboard: localhost:12088
-      metric:
-        charset: UTF-8
       eager: false
 
 # server