问题环境:
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.5.10.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com</groupId>
<artifactId>springboot-dubbo-provider-ticket</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>springboot-dubbo-provider-ticket</name>
<description>Demo project for Spring Boot</description>
<properties>
<java.version>1.8</java.version>
<dubbo.version>2.7.8</dubbo.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!-- Dubbo Spring Boot Starter -->
<dependency>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-spring-boot-starter</artifactId>
<version>2.7.8</version>
</dependency>
<!-- https://mvnrepository.com/artifact/com.101tec/zkclient -->
<dependency>
<groupId>com.101tec</groupId>
<artifactId>zkclient</artifactId>
<version>0.11</version>
</dependency>
<dependency>
<groupId>org.apache.curator</groupId>
<artifactId>curator-recipes</artifactId>
<version>2.13.0</version>
</dependency>
</dependencies>
解决办法:application.properties 加上
dubbo.config-center.timeout=10000
dubbo.metadata-report.timeout=10000
dubbo.registry.timeout=10000