diff --git a/src/eTpf.erl b/src/eTpf.erl
index a050629..feb72ee 100644
--- a/src/eTpf.erl
+++ b/src/eTpf.erl
@@ -43,13 +43,13 @@
 -compile([export_all, nowarn_export_all]).
 
 sts() ->
-	trace([{app, eSync}, {scope, [whereis(esSyncSrv)]}]).
+	trace([self(), whereis(esSyncSrv)], [call, return_to], [{test, '_', '_'}, {app, eSync}], tpTracerShell, #{}, #{}).
 
 sts1() ->
 	trace([test, {scope, [self()]}]).
 
 stl() ->
-	trace([test, {scope, [self()]}], tpTracerLog).
+	trace(self(), [all], [{test, '_', '_'}], tpTracerLog, #{}, #{}).
 
 stf() ->
 	trace([{app, eSync}, {scope, [whereis(esSyncSrv)]}], tpTracerFile).
@@ -116,7 +116,7 @@ trace(PidPortSpec, TracerMod) ->
 
 -spec trace(pidPortSpec(), module(), tracerOpts()) -> ok.
 trace(PidPortSpec, TracerMod, TracerOpts) ->
-	trace(PidPortSpec, [all], [{'_', '_', '_'}], TracerMod, TracerOpts, #{}).
+	trace(PidPortSpec, [all], [], TracerMod, TracerOpts, #{}).
 
 -spec trace(pidPortSpec(), flagList(), pattern(), module(), tracerOpts(), traceOpts()) -> ok.
 trace(PidPortSpec, FlagList, TraceMods, TracerMod, TracerOpts, TraceOpts) ->
@@ -137,16 +137,31 @@ doTrace(PidPortSpec, FlagList, TraceMods, TracerMod, TracerOpts, TraceOpts) ->
 
 	case supervisor:start_child(eTpf_sup, TracerSpec) of
 		{ok, TracerPid} ->
-			LastTraceMods = flattenMods(TraceMods, []),
-			traceInput(PidPortSpec, FlagList, LastTraceMods, TracerPid, TraceOpts),
+			TraceMFAs = flattenMods(TraceMods, []),
+
+			% 每个进程只能由一个tracer进行跟踪。因此，跟踪已跟踪进程会失败。
+			[
+				begin
+					erlang:trace(OnePidPortSpec, true, [{tracer, tpTracerNif, TracerPid} | FlagList])
+				end || OnePidPortSpec <- PidPortSpec
+			],
+
+			PtFlags = maps:get(FlagList, TraceOpts, [local]),
+			MatchSpec = ?IIF(maps:get(stackTc, TraceOpts, false), [{'_', [], [{message, {process_dump}}]}], true),
+			[
+				begin
+				%% The module must be loaded before we attempt to trace it.
+					_ = code:ensure_loaded(M),
+					_ = erlang:trace_pattern(OneTraceMFA, MatchSpec, PtFlags)
+				end || {M, _F, _A} = OneTraceMFA <- TraceMFAs
+			],
 			ok;
 		_Err ->
 			io:format("trace start error ~p~n", [_Err])
 	end.
 
 flattenMods([], Acc) ->
-	AllMFA = lists:flatten(Acc),
-	?IIF(AllMFA == [], [{'_', '_', '_'}], AllMFA);
+	lists:flatten(Acc);
 flattenMods([{callback, Mod, Fun} | Tail], Acc) when is_atom(Mod), is_atom(Fun) ->
 	Input = flattenMods(Mod:Fun(), []),
 	flattenMods(Tail, [Input | Acc]);
@@ -158,25 +173,4 @@ flattenMods([{app, App} | Tail], Acc) when is_atom(App) ->
 flattenMods([{_, _, _} = MFA | Tail], Acc) ->
 	flattenMods(Tail, [MFA | Acc]);
 flattenMods([OneMod | Tail], Acc) ->
-	flattenMods(Tail, [{OneMod, '_', '_'} | Acc]).
-
-traceInput(PidPortSpec, FlagList, TraceMFAs, TracerState, TraceOpts) ->
-	% 每个进程只能由一个tracer进行跟踪。因此，跟踪已跟踪进程会失败。
-	[
-		begin
-			erlang:trace(OnePidPortSpec, true, [{tracer, tpTracerNif, TracerState} | FlagList])
-		end || OnePidPortSpec <- PidPortSpec
-	],
-
-	PtFlags = maps:get(FlagList, TraceOpts, [local]),
-	MatchSpec = ?IIF(maps:get(stackTc, TraceOpts, false), [{'_', [], [{message, {process_dump}}]}], true),
-
-	[
-		begin
-		%% The module must be loaded before we attempt to trace it.
-			_ = code:ensure_loaded(M),
-			io:format("IMY******************  ~p~n  ", [OneTraceMFA]),
-			_ = erlang:trace_pattern(OneTraceMFA, MatchSpec, PtFlags)
-		end || {M, _F, _A} = OneTraceMFA <- TraceMFAs
-	],
-	ok.
+	flattenMods(Tail, [{OneMod, '_', '_'} | Acc]).
\ No newline at end of file
diff --git a/src/tracer/tpTracerShell.erl b/src/tracer/tpTracerShell.erl
index 698ed30..675d4f1 100644
--- a/src/tracer/tpTracerShell.erl
+++ b/src/tracer/tpTracerShell.erl
@@ -25,6 +25,8 @@ loop(Parent) ->
    receive
       {system, From, Request} ->
          sys:handle_system_msg(Request, From, Parent, ?MODULE, [], Parent);
+      {'EXIT', Parent, Reason} ->
+         terminate(Reason);
       RMsg ->
          io:format("~10000p\n", [RMsg]),
          %erlang:display(RMsg),
@@ -40,3 +42,7 @@ system_terminate(Reason, _, _, _) ->
 
 system_code_change(Misc, _, _, _) ->
    {ok, Misc}.
+
+-spec terminate(any()) -> no_return().
+terminate(Reason) ->
+   exit(Reason).
diff --git a/src/trace说明.md b/src/trace说明.md
index 3af0499..767811d 100644
--- a/src/trace说明.md
+++ b/src/trace说明.md
@@ -109,3 +109,5 @@
     {gc_minor_end, Pid, Ts, Info} Sent when young garbage collection is finished. Info contains the same kind of list as in message gc_minor_start, but the sizes reflect the new sizes after garbage collection.
     {gc_major_start, Pid, Ts, Info} Sent when fullsweep garbage collection is about to be started. Info contains the same kind of list as in message gc_minor_start.
     {gc_major_end, Pid, Ts, Info} Sent when fullsweep garbage collection is finished. Info contains the same kind of list as in message gc_minor_start, but the sizes reflect the new sizes after a fullsweep garbage collection. 
+
+