diff --git a/service_map.go b/service_map.go
index f05d2ed..32c4623 100644
--- a/service_map.go
+++ b/service_map.go
@@ -2,6 +2,7 @@ package rpc
 
 import (
 	"fmt"
+	"log"
 	"net/http"
 	"reflect"
 	"strings"
@@ -62,6 +63,7 @@ func (m *serviceMap) register(rcvr interface{}, name string) error {
 		return fmt.Errorf("rpc: no service name for type %q",
 			s.rcvrType.String())
 	}
+	log.Printf("The name of service is %s", s.name)
 	// Setup methods.
 	for i := 0; i < s.rcvrType.NumMethod(); i++ {
 		method := s.rcvrType.Method(i)
@@ -101,6 +103,7 @@ func (m *serviceMap) register(rcvr interface{}, name string) error {
 			argsType:  args.Elem(),
 			replyType: reply.Elem(),
 		}
+		log.Printf("The name of service[%s] method is %s", s.name, method.Name)
 	}
 	if len(s.methods) == 0 {
 		return fmt.Errorf("rpc: %q has no exported methods of suitable type",