我报了这么多的错:
com.sun.jersey.api.client.ClientHandlerException: java.net.ConnectException: Connection refused: connect
Caused by: java.net.ConnectException: Connection refused: connect
2018-11-22 21:13:12.777 WARN 10848 --- [ main] c.n.d.s.t.d.RetryableEurekaHttpClient : Request execution failed with message: java.net.ConnectException: Connection refused: connect
2018-11-22 21:13:12.781 ERROR 10848 --- [ main] com.netflix.discovery.DiscoveryClient : DiscoveryClient_UNKNOWN/DESKTOP-904AET6:8089 - was unable to refresh its cache! status = Cannot execute request on any known server
com.netflix.discovery.shared.transport.TransportException: Cannot execute request on any known server
at com.netflix.discovery.shared.transport.decorator.RetryableEurekaHttpClient.execute(RetryableEurekaHttpClient.java:112) ~[eureka-client-1.9.8.jar:1.9.8]
java.lang.TypeNotPresentException: Type javax.xml.bind.JAXBContext not present
Caused by: java.lang.ClassNotFoundException: javax.xml.bind.JAXBContext
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:583) ~[na:na]
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178) ~[na:na]
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521) ~[na:na]
at java.base/java.lang.Class.forName0(Native Method) ~[na:na]
at java.base/java.lang.Class.forName(Class.java:398) ~[na:na]
at java.base/sun.reflect.generics.factory.CoreReflectionFactory.makeNamedType(CoreReflectionFactory.java:114) ~[na:na]
... 65 common frames omitted
spring-cloud的主流release才支持到jdk8,即使不存在兼容问题jdk11的新特性也用不上,建议楼主还原回8,慢慢等spring-cloud release吧