diff --git a/src/Common/MediaSink.cpp b/src/Common/MediaSink.cpp
index ca0cf734..c3c862b2 100644
--- a/src/Common/MediaSink.cpp
+++ b/src/Common/MediaSink.cpp
@@ -32,7 +32,6 @@ bool MediaSink::addTrack(const Track::Ptr &track_in) {
             return false;
         }
     }
-    lock_guard<recursive_mutex> lck(_mtx);
     if (_all_track_ready) {
         WarnL << "all track is ready, add this track too late!";
         return false;
@@ -64,7 +63,6 @@ bool MediaSink::addTrack(const Track::Ptr &track_in) {
 }
 
 void MediaSink::resetTracks() {
-    lock_guard<recursive_mutex> lck(_mtx);
     _all_track_ready = false;
     _track_map.clear();
     _track_ready_callback.clear();
@@ -74,7 +72,6 @@ void MediaSink::resetTracks() {
 }
 
 bool MediaSink::inputFrame(const Frame::Ptr &frame) {
-    lock_guard<recursive_mutex> lck(_mtx);
     auto it = _track_map.find(frame->getTrackType());
     if (it == _track_map.end()) {
         return false;
@@ -135,7 +132,6 @@ void MediaSink::checkTrackIfReady(const Track::Ptr &track){
 }
 
 void MediaSink::addTrackCompleted(){
-    lock_guard<recursive_mutex> lck(_mtx);
     _max_track_size = _track_map.size();
     checkTrackIfReady(nullptr);
 }
@@ -190,7 +186,6 @@ void MediaSink::onAllTrackReady_l() {
 
 vector<Track::Ptr> MediaSink::getTracks(bool trackReady) const{
     vector<Track::Ptr> ret;
-    lock_guard<recursive_mutex> lck(_mtx);
     for (auto &pr : _track_map){
         if(trackReady && !pr.second->ready()){
             continue;
diff --git a/src/Common/MediaSink.h b/src/Common/MediaSink.h
index fbe9c2b1..b4154bbc 100644
--- a/src/Common/MediaSink.h
+++ b/src/Common/MediaSink.h
@@ -148,7 +148,6 @@ private:
 private:
     bool _all_track_ready = false;
     size_t _max_track_size = 2;
-    mutable recursive_mutex _mtx;
     unordered_map<int,Track::Ptr> _track_map;
     unordered_map<int,List<Frame::Ptr> > _frame_unread;
     unordered_map<int,function<void()> > _track_ready_callback;
diff --git a/src/Rtmp/RtmpPlayer.cpp b/src/Rtmp/RtmpPlayer.cpp
index 3fed286c..9281f5b4 100644
--- a/src/Rtmp/RtmpPlayer.cpp
+++ b/src/Rtmp/RtmpPlayer.cpp
@@ -40,9 +40,7 @@ void RtmpPlayer::teardown() {
     CLEAR_ARR(_fist_stamp);
     CLEAR_ARR(_now_stamp);
 
-    lock_guard<recursive_mutex> lck(_mtx_on_result);
     _map_on_result.clear();
-    lock_guard<recursive_mutex> lck2(_mtx_on_status);
     _deque_on_status.clear();
 }
 
@@ -271,7 +269,6 @@ inline void RtmpPlayer::send_pause(bool pause) {
 
 void RtmpPlayer::onCmd_result(AMFDecoder &dec){
     auto req_id = dec.load<int>();
-    lock_guard<recursive_mutex> lck(_mtx_on_result);
     auto it = _map_on_result.find(req_id);
     if (it != _map_on_result.end()) {
         it->second(dec);
@@ -293,7 +290,6 @@ void RtmpPlayer::onCmd_onStatus(AMFDecoder &dec) {
         throw std::runtime_error("onStatus:the result object was not found");
     }
 
-    lock_guard<recursive_mutex> lck(_mtx_on_status);
     if (_deque_on_status.size()) {
         _deque_on_status.front()(val);
         _deque_on_status.pop_front();
diff --git a/src/Rtmp/RtmpPlayer.h b/src/Rtmp/RtmpPlayer.h
index cb7fdb15..decd56ae 100644
--- a/src/Rtmp/RtmpPlayer.h
+++ b/src/Rtmp/RtmpPlayer.h
@@ -65,12 +65,10 @@ protected:
 
     template<typename FUNC>
     void addOnResultCB(const FUNC &func) {
-        lock_guard<recursive_mutex> lck(_mtx_on_result);
         _map_on_result.emplace(_send_req_id, func);
     }
     template<typename FUNC>
     void addOnStatusCB(const FUNC &func) {
-        lock_guard<recursive_mutex> lck(_mtx_on_status);
         _deque_on_status.emplace_back(func);
     }
 
@@ -98,9 +96,6 @@ private:
     uint32_t _fist_stamp[2] = {0, 0};
     uint32_t _now_stamp[2] = {0, 0};
     Ticker _now_stamp_ticker[2];
-
-    recursive_mutex _mtx_on_result;
-    recursive_mutex _mtx_on_status;
     deque<function<void(AMFValue &dec)> > _deque_on_status;
     unordered_map<int, function<void(AMFDecoder &dec)> > _map_on_result;
 
diff --git a/src/Rtmp/RtmpPusher.cpp b/src/Rtmp/RtmpPusher.cpp
index 7a03c830..a5d05590 100644
--- a/src/Rtmp/RtmpPusher.cpp
+++ b/src/Rtmp/RtmpPusher.cpp
@@ -32,14 +32,8 @@ void RtmpPusher::teardown() {
         _app.clear();
         _stream_id.clear();
         _tc_url.clear();
-        {
-            lock_guard<recursive_mutex> lck(_mtx_on_result);
-            _map_on_result.clear();
-        }
-        {
-            lock_guard<recursive_mutex> lck(_mtx_on_status);
-            _deque_on_status.clear();
-        }
+        _map_on_result.clear();
+        _deque_on_status.clear();
         _publish_timer.reset();
         reset();
         shutdown(SockException(Err_shutdown, "teardown"));
@@ -241,7 +235,6 @@ void RtmpPusher::setSocketFlags(){
 
 void RtmpPusher::onCmd_result(AMFDecoder &dec){
     auto req_id = dec.load<int>();
-    lock_guard<recursive_mutex> lck(_mtx_on_result);
     auto it = _map_on_result.find(req_id);
     if (it != _map_on_result.end()) {
         it->second(dec);
@@ -263,7 +256,6 @@ void RtmpPusher::onCmd_onStatus(AMFDecoder &dec) {
         throw std::runtime_error("onStatus:the result object was not found");
     }
 
-    lock_guard<recursive_mutex> lck(_mtx_on_status);
     if (_deque_on_status.size()) {
         _deque_on_status.front()(val);
         _deque_on_status.pop_front();
diff --git a/src/Rtmp/RtmpPusher.h b/src/Rtmp/RtmpPusher.h
index 3f119ec1..9b8c3604 100644
--- a/src/Rtmp/RtmpPusher.h
+++ b/src/Rtmp/RtmpPusher.h
@@ -44,12 +44,10 @@ private:
 
     template<typename FUN>
     inline void addOnResultCB(const FUN &fun) {
-        lock_guard<recursive_mutex> lck(_mtx_on_result);
         _map_on_result.emplace(_send_req_id, fun);
     }
     template<typename FUN>
     inline void addOnStatusCB(const FUN &fun) {
-        lock_guard<recursive_mutex> lck(_mtx_on_status);
         _deque_on_status.emplace_back(fun);
     }
 
@@ -67,9 +65,6 @@ private:
     string _app;
     string _stream_id;
     string _tc_url;
-
-    recursive_mutex _mtx_on_result;
-    recursive_mutex _mtx_on_status;
     deque<function<void(AMFValue &dec)> > _deque_on_status;
     unordered_map<int, function<void(AMFDecoder &dec)> > _map_on_result;