Tomcat 部署多个SpringBoot 项目：ERROR org.springframework.boot.actuate.endpoint.jmx.EndpointMBeanExporter

ゝ一世哀愁。 2023-10-10 13:48 3阅读 0赞

今天在公司的测试服务器上Tomcat部署多个SpringBoot项目，启动提示如下错误信息：

2022-02-15 09:43:25.177 [localhost-startStop-1] ERROR org.springframework.boot.actuate.endpoint.jmx.EndpointMBeanExporter - Could not register JmxEndpoint [auditEventsEndpoint]
    org.springframework.jmx.export.UnableToRegisterMBeanException: Unable to register MBean [org.springframework.boot.actuate.endpoint.jmx.AuditEventsJmxEndpoint@68ae3bfa] with key 'auditEventsEndpoint'; nested exception is javax.management.InstanceAlreadyExistsException: org.springframework.boot:type=Endpoint,name=auditEventsEndpoint
    	at org.springframework.jmx.export.MBeanExporter.registerBeanNameOrInstance(MBeanExporter.java:628)
    	at org.springframework.boot.actuate.endpoint.jmx.EndpointMBeanExporter.registerJmxEndpoints(EndpointMBeanExporter.java:174)
    	at org.springframework.boot.actuate.endpoint.jmx.EndpointMBeanExporter.locateAndRegisterEndpoints(EndpointMBeanExporter.java:162)
    	at org.springframework.boot.actuate.endpoint.jmx.EndpointMBeanExporter.doStart(EndpointMBeanExporter.java:158)
    	at org.springframework.boot.actuate.endpoint.jmx.EndpointMBeanExporter.start(EndpointMBeanExporter.java:337)
    	at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:173)
    	at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:50)
    	at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:350)
    	at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:149)
    	at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:112)
    	at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:880)
    	at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.finishRefresh(EmbeddedWebApplicationContext.java:146)
    	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:546)
    	at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:124)
    	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:693)
    	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:360)
    	at org.springframework.boot.SpringApplication.run(SpringApplication.java:303)
    	at org.springframework.boot.web.support.SpringBootServletInitializer.run(SpringBootServletInitializer.java:156)
    	at org.springframework.boot.web.support.SpringBootServletInitializer.createRootApplicationContext(SpringBootServletInitializer.java:136)
    	at org.springframework.boot.web.support.SpringBootServletInitializer.onStartup(SpringBootServletInitializer.java:91)
    	at org.springframework.web.SpringServletContainerInitializer.onStartup(SpringServletContainerInitializer.java:169)
    	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5245)
    	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
    	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:754)
    	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:730)
    	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:734)
    	at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:985)
    	at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1857)
    	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
    	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    	at java.lang.Thread.run(Thread.java:748)
    Caused by: javax.management.InstanceAlreadyExistsException: org.springframework.boot:type=Endpoint,name=auditEventsEndpoint
    	at com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:437)
    	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerWithRepository(DefaultMBeanServerInterceptor.java:1898)
    	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:966)
    	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:900)
    	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:324)
    	at com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522)
    	at org.springframework.jmx.support.MBeanRegistrationSupport.doRegister(MBeanRegistrationSupport.java:195)
    	at org.springframework.jmx.export.MBeanExporter.registerBeanInstance(MBeanExporter.java:683)
    	at org.springframework.jmx.export.MBeanExporter.registerBeanNameOrInstance(MBeanExporter.java:618)
    	... 32 common frames omitted

造成原因：部署的SpringBoot项目都包含spring-boot-starter-actuator（健康检查）的依赖，所以出现上面异常信息。

解决办法：需要为每个SpringBoot项目配置JMX的域， 修改application.properties中的属性spring.jmx.default-domain=应用名称

实列：

![watermark_type_d3F5LXplbmhlaQ_shadow_50_text_Q1NETiBA5Zyo5aWL5paX55qE5aSn6YGT_size_19_color_FFFFFF_t_70_g_se_x_16][]

[watermark_type_d3F5LXplbmhlaQ_shadow_50_text_Q1NETiBA5Zyo5aWL5paX55qE5aSn6YGT_size_19_color_FFFFFF_t_70_g_se_x_16]: https://img-blog.csdnimg.cn/3fc593ec29f24179ba394667c7bdb563.png?x-oss-process=image/watermark,type_d3F5LXplbmhlaQ,shadow_50,text_Q1NETiBA5Zyo5aWL5paX55qE5aSn6YGT,size_19,color_FFFFFF,t_70,g_se,x_16