如何加强省市级门户网站的建设视频优化是什么意思
spring cloud hystrix dashboard 集群监控
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集群监控
同步监控：监控信息直接输出到dashboard
异步监控：监控信息发送到消息中间件，消息中间件再将监控信息输出到dashboard
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监控的消费端
@FeignClient(name = "hello-provider",fallback = HelloServiceImpl.class)
public interface HelloService {@RequestMapping("/hello")String hello();@RequestMapping("/hello2")String hello2(@RequestParam("name")String name);
}
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新建turbine应用
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引入jar包
<dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-actuator</artifactId></dependency><dependency><groupId>org.springframework.cloud</groupId><artifactId>spring-cloud-starter-consul-discovery</artifactId></dependency><dependency><groupId>org.springframework.cloud</groupId><artifactId>spring-cloud-starter-netflix-turbine</artifactId><exclusions><exclusion><artifactId>spring-cloud-starter-netflix-eureka-client</artifactId><groupId>org.springframework.cloud</groupId></exclusion></exclusions></dependency>
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application.yml
spring:application:name: hystrix-turbinecloud:consul:host: 172.18.0.20port: 8500turbine:app-config: feign-consumercluster-name-expression: new String("default")combine-host-port: true说明：配置文件中指定监控的服务为feign-consumer
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主类加注解：@EnableTurbine
@EnableTurbine
@SpringBootApplication
public class DemoApplication {public static void main(String[] args) {SpringApplication.run(DemoApplication.class, args);}}
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创建hystrix dashboard应用
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引入jar包
<dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-actuator</artifactId></dependency><dependency><groupId>org.springframework.cloud</groupId><artifactId>spring-cloud-starter-netflix-hystrix-dashboard</artifactId></dependency>
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主类加注解：@EnableHystrixDashBoard
@SpringBootApplication
@EnableHystrixDashboard
public class DemoApplication {public static void main(String[] args) {SpringApplication.run(DemoApplication.class, args);}}
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集群监控界面
