ServiceInstance toServiceInstance() {
        ServiceInstance serviceInstance = new ServiceInstance();
        serviceInstance.setName(destServiceInstanceName);
        serviceInstance.setServiceName(destServiceName);
        serviceInstance.setServiceLayer(destLayer);
        serviceInstance.setEndpointName(destEndpointName);
        serviceInstance.setLatency(latency);
        serviceInstance.setStatus(status);
        serviceInstance.setHttpResponseStatusCode(httpResponseStatusCode);
        serviceInstance.setRpcStatusCode(rpcStatusCode);
        serviceInstance.setType(type);
        serviceInstance.setTags(tags);
        serviceInstance.setOriginalTags(originalTags);
        serviceInstance.setTimeBucket(timeBucket);
        return serviceInstance;
    }
Service instance meta and metrics of {@link #destServiceInstanceName} related source. The metrics base on the OAL
scripts.
oap-server/analyzer/agent-analyzer/src/main/java/org/apache/skywalking/oap/server/analyzer/provider/trace/parser/listener/RPCTrafficSourceBuilder.java