微服务应用部署在一台服务器上莫名其妙被停掉的原因分析was unable to refresh its cache! status = Cannot execute request on any known serverZuul网关访问接口超时There was an unexpected error (type=Gateway Timeout, status=504).com.sun.jersey.api.client.ClientHandlerException: java.net.ConnectException: Connection refused: connect