diff --git a/conf/config.ini b/conf/config.ini
index 894bef44..baff3108 100644
--- a/conf/config.ini
+++ b/conf/config.ini
@@ -332,8 +332,8 @@ h265_pt=99
 ps_pt=96
 #rtp opus 负载的pt
 opus_pt=100
-#RtpSender相关功能是否提前开启gop缓存优化级联秒开体验，默认开启
-#如果不调用startSendRtp相关接口，可以置0节省内存
+#startSendRtp、startRecord相关功能是否提前开启gop缓存优化级联秒开体验，默认开启, 并缓存1个GOP
+#如果不调用startSendRtp、startRecord后相关接口，可以置0节省内存；如果缓存多个gop，可以加大该参数
 gop_cache=1
 
 #国标发送g711 rtp 打包时，每个包的语音时长是多少，默认是100 ms，范围为20~180ms (gb28181-2016，c.2.4规定)，
diff --git a/src/Common/MultiMediaSourceMuxer.cpp b/src/Common/MultiMediaSourceMuxer.cpp
index ea2031d3..0dd76519 100644
--- a/src/Common/MultiMediaSourceMuxer.cpp
+++ b/src/Common/MultiMediaSourceMuxer.cpp
@@ -400,7 +400,7 @@ bool MultiMediaSourceMuxer::isRecording(MediaSource &sender, Recorder::type type
 
 void MultiMediaSourceMuxer::startSendRtp(MediaSource &sender, const MediaSourceEvent::SendRtpArgs &args, const std::function<void(uint16_t, const toolkit::SockException &)> cb) {
 #if defined(ENABLE_RTPPROXY)
-    createGopCacheIfNeed();
+    createGopCacheIfNeed(1);
 
     auto ring = _ring;
     auto ssrc = args.ssrc;
@@ -576,9 +576,9 @@ void MultiMediaSourceMuxer::onAllTrackReady() {
     }
 
 #if defined(ENABLE_RTPPROXY)
-    GET_CONFIG(bool, gop_cache, RtpProxy::kGopCache);
-    if (gop_cache) {
-        createGopCacheIfNeed();
+    GET_CONFIG(size_t, gop_cache, RtpProxy::kGopCache);
+    if (gop_cache > 0) {
+        createGopCacheIfNeed(gop_cache);
     }
 #endif
 
@@ -593,7 +593,7 @@ void MultiMediaSourceMuxer::onAllTrackReady() {
     InfoL << "stream: " << shortUrl() << " , codec info: " << getTrackInfoStr(this);
 }
 
-void MultiMediaSourceMuxer::createGopCacheIfNeed() {
+void MultiMediaSourceMuxer::createGopCacheIfNeed(size_t gop_count) {
     if (_ring) {
         return;
     }
@@ -607,7 +607,7 @@ void MultiMediaSourceMuxer::createGopCacheIfNeed() {
                 strong_self->onReaderChanged(*src, strong_self->totalReaderCount());
             });
         }
-    });
+    }, gop_count);
 }
 
 void MultiMediaSourceMuxer::resetTracks() {
diff --git a/src/Common/MultiMediaSourceMuxer.h b/src/Common/MultiMediaSourceMuxer.h
index cd5279d0..9e0721af 100644
--- a/src/Common/MultiMediaSourceMuxer.h
+++ b/src/Common/MultiMediaSourceMuxer.h
@@ -231,7 +231,7 @@ protected:
     bool onTrackFrame_l(const Frame::Ptr &frame);
 
 private:
-    void createGopCacheIfNeed();
+    void createGopCacheIfNeed(size_t gop_count);
     std::shared_ptr<MediaSinkInterface> makeRecorder(MediaSource &sender, Recorder::type type);
 
 private:
diff --git a/src/Common/config.h b/src/Common/config.h
index f9b19219..301592e4 100644
--- a/src/Common/config.h
+++ b/src/Common/config.h
@@ -553,8 +553,8 @@ extern const std::string kPSPT;
 // rtp server opus 的pt  [AUTO-TRANSLATED:9f91f85a]
 // Rtp server opus pt
 extern const std::string kOpusPT;
-// RtpSender相关功能是否提前开启gop缓存优化级联秒开体验，默认开启  [AUTO-TRANSLATED:40c37c77]
-// Whether to enable gop cache optimization cascade second-open experience for RtpSender related functions, enabled by default
+// startSendRtp、startRecord相关功能是否提前开启gop缓存优化级联秒开体验，默认开启, 并缓存1个GOP  [AUTO-TRANSLATED:40c37c77]
+// Whether to enable gop cache optimization cascade second-open experience for startSendRtp/startRecord related functions, enabled by default, and cached 1 GOP
 extern const std::string kGopCache;
 // 国标发送g711 rtp 打包时，每个包的语音时长是多少，默认是100 ms，范围为20~180ms (gb28181-2016，c.2.4规定)，  [AUTO-TRANSLATED:3b3916a3]
 // When sending g711 rtp packets in national standard, what is the duration of each packet, the default is 100 ms, the range is 20~180ms (gb28181-2016, c.2.4),