dubbo-triple-server/src/main/resources/provider.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:dubbo="http://code.alibabatech.com/schema/dubbo"
       xmlns:context="http://www.springframework.org/schema/context"
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://code.alibabatech.com/schema/dubbo http://code.alibabatech.com/schema/dubbo/dubbo.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
    <context:property-placeholder location="classpath:benchmark.properties" system-properties-mode="OVERRIDE"/>
    <dubbo:application name="dubbo-triple-server"/>

    <dubbo:protocol name="tri" host="${server.host}" port="${server.port}"/>
    <dubbo:registry address="N/A" />
<!--    <dubbo:service interface="org.apache.dubbo.benchmark.service.UserService" ref="userService" protocol="tri"/>-->
<!--    <bean id="userService" class="org.apache.dubbo.benchmark.service.UserServiceServerImpl"/>-->

    <dubbo:service interface="org.apache.dubbo.benchmark.bean.UserServiceDubbo$IUserService" ref="userService" protocol="tri" serialization="protobuf"/>
    <bean id="userService" class="org.apache.dubbo.benchmark.service.PBUserServiceImpl"/>
</beans>