diff --git a/src/gen_srv.erl b/src/gen_srv.erl
index 76d2b56..cf720ee 100644
--- a/src/gen_srv.erl
+++ b/src/gen_srv.erl
@@ -454,11 +454,6 @@ cast({via, RegMod, Name}, Msg) ->
    ok
    catch _:_ -> ok
    end;
-cast({Name, Node} = Dest, Msg) when is_atom(Name), is_atom(Node) ->
-   try erlang:send(Dest, {'$gen_cast', Msg}),
-   ok
-   catch _:_ -> ok
-   end;
 cast(Dest, Msg) ->
    try erlang:send(Dest, {'$gen_cast', Msg}),
    ok
@@ -476,11 +471,6 @@ send({via, RegMod, Name}, Msg) ->
    ok
    catch _:_ -> ok
    end;
-send({Name, Node} = Dest, Msg) when is_atom(Name), is_atom(Node) ->
-   try erlang:send(Dest, Msg),
-   ok
-   catch _:_ -> ok
-   end;
 send(Dest, Msg) ->
    try erlang:send(Dest, Msg),
    ok
diff --git a/test/ping1.erl b/test/ping1.erl
index 13cb200..cc8e36f 100644
--- a/test/ping1.erl
+++ b/test/ping1.erl
@@ -1,16 +1,17 @@
 -module(ping1).
 
--compile([export_all]).
+-compile([export_all, nowarn_export_all]).
 
-ping(N) ->
+call(N) ->
    {ok, Pid} = pong1:start(),
    StartTime = erlang:system_time(nanosecond),
-   doPing(N, Pid, StartTime).
+   doCall(N, Pid, StartTime).
 
-doPing(0, _Pid, StartTime) ->
+doCall(0, Pid, StartTime) ->
    EndTime = erlang:system_time(nanosecond),
-   io:format("ping1 over use time: ~p ns~n",[EndTime - StartTime]);
-doPing(N, Pid, StartTime) ->
+   exit(Pid, kill),
+   io:format("call1 over use time: ~p ns~n",[EndTime - StartTime]);
+doCall(N, Pid, StartTime) ->
    gen_server:call(Pid, ping),
-   doPing(N - 1, Pid, StartTime).
+   doCall(N - 1, Pid, StartTime).
 
diff --git a/test/ping2.erl b/test/ping2.erl
index a3ebe4b..775741d 100644
--- a/test/ping2.erl
+++ b/test/ping2.erl
@@ -1,15 +1,46 @@
 -module(ping2).
 
--compile([export_all]).
+-compile([export_all, nowarn_export_all]).
 
-ping(N) ->
+call(N) ->
    {ok, Pid} = pong2:start(),
    StartTime = erlang:system_time(nanosecond),
-   doPing(N, Pid, StartTime).
+   doCall(N, Pid, StartTime).
 
-doPing(0, _Pid, StartTime) ->
+doCall(0, Pid, StartTime) ->
    EndTime = erlang:system_time(nanosecond),
-   io:format("ping2 over use time: ~p ns~n",[EndTime - StartTime]);
-doPing(N, Pid, StartTime) ->
+   exit(Pid, kill),
+   io:format("call2 over use time: ~p ns~n",[EndTime - StartTime]);
+doCall(N, Pid, StartTime) ->
    gen_srv:call(Pid, ping),
-   doPing(N - 1, Pid, StartTime).
\ No newline at end of file
+   doCall(N - 1, Pid, StartTime).
+
+send(N) ->
+   {ok, Pid} = pong2:start(),
+   StartTime = erlang:system_time(nanosecond),
+   doSend(N, Pid, StartTime).
+
+doSend(0, Pid, StartTime) ->
+  % Ret = gen_srv:call(Pid, ping),
+   Ret = 1,
+   EndTime = erlang:system_time(nanosecond),
+   exit(Pid, kill),
+   io:format("send2 over use time: ~p ~p ns~n",[Ret, EndTime - StartTime]);
+doSend(N, Pid, StartTime) ->
+   gen_srv:send(Pid, ping),
+   doSend(N - 1, Pid, StartTime).
+
+cast(N) ->
+   {ok, Pid} = pong2:start(),
+   StartTime = erlang:system_time(nanosecond),
+   doCast(N, Pid, StartTime).
+
+doCast(0, Pid, StartTime) ->
+   %Ret = gen_srv:call(Pid, ping),
+   Ret = 1,
+   EndTime = erlang:system_time(nanosecond),
+   exit(Pid, kill),
+   io:format("cast2 over use time: ~p ~p ns~n",[Ret, EndTime - StartTime]);
+doCast(N, Pid, StartTime) ->
+   gen_srv:cast(Pid, ping),
+   doCast(N - 1, Pid, StartTime).
diff --git a/test/ping3.erl b/test/ping3.erl
deleted file mode 100644
index ea95b12..0000000
--- a/test/ping3.erl
+++ /dev/null
@@ -1,29 +0,0 @@
--module(ping3).
-
--compile([export_all]).
-
-send(N) ->
-   {ok, Pid} = pong2:start(),
-   StartTime = erlang:system_time(nanosecond),
-   doSend(N, Pid, StartTime).
-
-doSend(0, Pid, StartTime) ->
-   Ret = gen_srv:call(Pid, ping),
-   EndTime = erlang:system_time(nanosecond),
-   io:format("ping2 over use time: ~p ~p ns~n",[Ret, EndTime - StartTime]);
-doSend(N, Pid, StartTime) ->
-   gen_srv:send(Pid, ping),
-   doSend(N - 1, Pid, StartTime).
-
-cast(N) ->
-   {ok, Pid} = pong2:start(),
-   StartTime = erlang:system_time(nanosecond),
-   doCast(N, Pid, StartTime).
-
-doCast(0, Pid, StartTime) ->
-   Ret = gen_srv:call(Pid, ping),
-   EndTime = erlang:system_time(nanosecond),
-   io:format("ping2 over use time: ~p ~p ns~n",[Ret, EndTime - StartTime]);
-doCast(N, Pid, StartTime) ->
-   gen_srv:cast(Pid, ping),
-   doCast(N - 1, Pid, StartTime).
\ No newline at end of file
diff --git a/test/pong1.erl b/test/pong1.erl
index 4afbd8a..ea5343f 100644
--- a/test/pong1.erl
+++ b/test/pong1.erl
@@ -2,7 +2,7 @@
 
 -behavior(gen_server).
 
--compile([export_all]).
+-compile([export_all, nowarn_export_all]).
 
 start() ->
    gen_server:start(?MODULE, 0, []).
diff --git a/test/pong2.erl b/test/pong2.erl
index 3785607..b7b1188 100644
--- a/test/pong2.erl
+++ b/test/pong2.erl
@@ -2,7 +2,7 @@
 
 -behavior(gen_srv).
 
--compile([export_all]).
+-compile([export_all, nowarn_export_all]).
 
 start() ->
    gen_srv:start(?MODULE, 0, []).
@@ -14,4 +14,7 @@ handleCall(ping, _State, _From) ->
    {reply, pong}.
 
 handleCast(_Msg, State) ->
+   {noreply, State}.
+
+handleInfo(_Msg, State) ->
    {noreply, State}.
\ No newline at end of file