diff --git a/trunk/auto/depends.sh b/trunk/auto/depends.sh
index b8164d5df..8be29a56a 100644
--- a/trunk/auto/depends.sh
+++ b/trunk/auto/depends.sh
@@ -451,12 +451,21 @@ fi
 
 if [ $SRS_GPERF = YES ]; then
     echo "#define SRS_GPERF" >> $SRS_AUTO_HEADERS_H
-    #echo "#define SRS_GPERF_CPU_PROFILE" >> $SRS_AUTO_HEADERS_H
-    #echo "#define SRS_GPERF_HEAP_PROFILE" >> $SRS_AUTO_HEADERS_H
-    echo "#define SRS_GPERF_HEAP_CHECK" >> $SRS_AUTO_HEADERS_H
 else
     echo "#undef SRS_GPERF" >> $SRS_AUTO_HEADERS_H
-    echo "#undef SRS_GPERF_CPU_PROFILE" >> $SRS_AUTO_HEADERS_H
-    echo "#undef SRS_GPERF_HEAP_PROFILE" >> $SRS_AUTO_HEADERS_H
-    echo "#undef SRS_GPERF_HEAP_CHECK" >> $SRS_AUTO_HEADERS_H
+fi
+if [ $SRS_GPERF_MC = YES ]; then
+    echo "#define SRS_GPERF_MC" >> $SRS_AUTO_HEADERS_H
+else
+    echo "#undef SRS_GPERF_MC" >> $SRS_AUTO_HEADERS_H
+fi
+if [ $SRS_GPERF_MP = YES ]; then
+    echo "#define SRS_GPERF_MP" >> $SRS_AUTO_HEADERS_H
+else
+    echo "#undef SRS_GPERF_MP" >> $SRS_AUTO_HEADERS_H
+fi
+if [ $SRS_GPERF_CP = YES ]; then
+    echo "#define SRS_GPERF_CP" >> $SRS_AUTO_HEADERS_H
+else
+    echo "#undef SRS_GPERF_CP" >> $SRS_AUTO_HEADERS_H
 fi
diff --git a/trunk/auto/options.sh b/trunk/auto/options.sh
index 10ade0a61..5646918b9 100644
--- a/trunk/auto/options.sh
+++ b/trunk/auto/options.sh
@@ -18,6 +18,9 @@ SRS_HTTP=RESERVED
 SRS_RESEARCH=RESERVED
 SRS_UTEST=RESERVED
 SRS_GPERF=RESERVED
+SRS_GPERF_MC=RESERVED
+SRS_GPERF_MP=RESERVED
+SRS_GPERF_CP=RESERVED
 # arguments
 SRS_JOBS=1
 
@@ -28,7 +31,9 @@ SRS_FFMPEG=YES
 SRS_HTTP=YES
 SRS_RESEARCH=NO
 SRS_UTEST=YES
-SRS_GPERF=NO
+SRS_GPERF_MC=NO
+SRS_GPERF_MP=NO
+SRS_GPERF_CP=NO
 
 #####################################################################################
 # parse options
@@ -56,7 +61,9 @@ do
         --with-http)                    SRS_HTTP=YES              ;;
         --with-research)                SRS_RESEARCH=YES          ;;
         --with-utest)                   SRS_UTEST=YES             ;;
-        --with-gperf)                   SRS_GPERF=YES             ;;
+        --with-gmc)                     SRS_GPERF_MC=YES          ;;
+        --with-gmp)                     SRS_GPERF_MP=YES          ;;
+        --with-gcp)                     SRS_GPERF_CP=YES          ;;
         
         --without-ssl)                  SRS_SSL=NO                ;;
         --without-hls)                  SRS_HLS=NO                ;;
@@ -64,7 +71,9 @@ do
         --without-http)                 SRS_HTTP=NO               ;;
         --without-research)             SRS_RESEARCH=NO           ;;
         --without-utest)                SRS_UTEST=NO              ;;
-        --without-gperf)                SRS_GPERF=NO              ;;
+        --without-gmc)                  SRS_GPERF_MC=NO           ;;
+        --without-gmp)                  SRS_GPERF_MP=NO           ;;
+        --without-gcp)                  SRS_GPERF_CP=NO           ;;
         
         --jobs)                         SRS_JOBS=${value}         ;;
 
@@ -101,7 +110,7 @@ if [ $help = yes ]; then
   --with-ffmpeg            enable transcoding with ffmpeg.
   --with-research          build the research tools.
   --with-utest             build the utest for srs.
-  --with-gperf             build srs with gperf tools.
+  --with-gmc               build memory check for srs with gperf tools.
 
   --without-ssl            disable rtmp complex handshake.
   --without-hls            disable hls, rtmp streaming only.
@@ -109,7 +118,7 @@ if [ $help = yes ]; then
   --without-ffmpeg         disable the ffmpeg transcoding feature.
   --without-research       do not build the research tools.
   --without-utest          do not build the utest for srs.
-  --without-gperf          do not build srs with gperf tools.
+  --without-gmc            do not build memory check for srs with gperf tools.
   
   --jobs[=N]               Allow N jobs at once; infinite jobs with no arg.
                            used for make in the configure, for example, to make ffmpeg.
@@ -146,10 +155,29 @@ if [ $SRS_UTEST = RESERVED ]; then
     echo "you must specifies the utest, see: ./configure --help";
     __check_ok=NO
 fi
-if [ $SRS_GPERF = RESERVED ]; then
-    echo "you must specifies the gperf, see: ./configure --help";
+if [ $SRS_GPERF_MC = RESERVED ]; then
+    echo "you must specifies the gperf-mc, see: ./configure --help";
+    __check_ok=NO
+fi
+if [ $SRS_GPERF_MP = RESERVED ]; then
+    echo "you must specifies the gperf-mp, see: ./configure --help";
+    __check_ok=NO
+fi
+if [ $SRS_GPERF_CP = RESERVED ]; then
+    echo "you must specifies the gperf-cp, see: ./configure --help";
     __check_ok=NO
 fi
 if [ $__check_ok = NO ]; then
     exit 1;
 fi
+
+# generate the group option: SRS_GPERF
+if [ $SRS_GPERF_MC = YES ]; then
+    SRS_GPERF=YES
+fi
+if [ $SRS_GPERF_MP = YES ]; then
+    SRS_GPERF=YES
+fi
+if [ $SRS_GPERF_CP = YES ]; then
+    SRS_GPERF=YES
+fi
diff --git a/trunk/configure b/trunk/configure
index ba3f5fa8a..e95c9bb9d 100755
--- a/trunk/configure
+++ b/trunk/configure
@@ -64,6 +64,8 @@ SrsFfmpegSummaryColor="\$(YELLOW)(disabled) "; if [ $SRS_FFMPEG = YES ]; then Sr
 SrsHttpSummaryColor="\$(YELLOW)(disabled) "; if [ $SRS_HTTP = YES ]; then SrsHttpSummaryColor="\$(GREEN)"; fi
 SrsResearchSummaryColor="\$(YELLOW)(disabled) "; if [ $SRS_RESEARCH = YES ]; then SrsResearchSummaryColor="\$(GREEN)"; fi
 SrsUtestSummaryColor="\$(YELLOW)(disabled) "; if [ $SRS_UTEST = YES ]; then SrsUtestSummaryColor="\$(GREEN)"; fi
+SrsGperfSummaryColor="\$(YELLOW)(disabled) "; if [ $SRS_GPERF = YES ]; then SrsGperfSummaryColor="\$(GREEN)"; fi
+SrsGperfMCSummaryColor="\$(YELLOW)(disabled) "; if [ $SRS_GPERF_MC = YES ]; then SrsGperfMCSummaryColor="\$(GREEN)"; fi
 
 #####################################################################################
 # makefile
@@ -91,6 +93,10 @@ default: bandwidth librtmp-sample utest
 	@echo -e "     \$(GREEN)librtmp-sample: ./research/librtmp, the srs-librtmp client sample\$(BLACK)"
 	@echo -e "     ${SrsResearchSummaryColor}research: ./objs/research, api server, players, ts info.\$(BLACK)"
 	@echo -e "     ${SrsUtestSummaryColor}utest: ./objs/srs_utest, the utest for srs\$(BLACK)"
+	@echo -e "     ${SrsGperfSummaryColor}gperf: gmc/gmp/gcp for srs, @see: \$(BLACK)"
+	@echo -e "          ${SrsGperfMCSummaryColor}gmc: gperf memory check, @see: http://google-perftools.googlecode.com/svn/trunk/doc/heap_checker.html\$(BLACK)"
+	@echo -e "          ${SrsGperfMCSummaryColor}env PPROF_PATH=./objs/pprof HEAPCHECK=normal ./objs/srs -c conf/srs.conf # start gmc\$(BLACK)"
+	@echo -e "          ${SrsGperfMCSummaryColor}killall -2 srs # or CTRL+C to stop gmc\$(BLACK)"
 	@echo -e "\$(GREEN)binaries @see: https://github.com/winlinvip/simple-rtmp-server/wiki/Build\$(BLACK)"
 
 help:
@@ -313,10 +319,20 @@ if [ $SRS_UTEST = YES ]; then
 else
     echo -e "${YELLOW}note: utest for srs are not builded${BLACK}"
 fi
-if [ $SRS_GPERF = YES ]; then
-    echo -e "${GREEN}gperf(mem leak detect, mem/cpu perf) for srs are builded${BLACK}"
+if [ $SRS_GPERF_MC = YES ]; then
+    echo -e "${GREEN}gmc(gperf memory check) for srs are builded${BLACK}"
 else
-    echo -e "${YELLOW}note: gperf(mem leak detect, mem/cpu perf) for srs are not builded${BLACK}"
+    echo -e "${YELLOW}note: gmc(gperf memory check) for srs are not builded${BLACK}"
+fi
+if [ $SRS_GPERF_MP = YES ]; then
+    echo -e "${GREEN}gmp(gperf memory profile) for srs are builded${BLACK}"
+else
+    echo -e "${YELLOW}note: gmp(gperf memory profile) for srs are not builded${BLACK}"
+fi
+if [ $SRS_GPERF_CP = YES ]; then
+    echo -e "${GREEN}gcp(gperf cpu profile) for srs are builded${BLACK}"
+else
+    echo -e "${YELLOW}note: gcp(gperf cpu profile) for srs are not builded${BLACK}"
 fi
 
 #####################################################################################
diff --git a/trunk/src/app/srs_app_server.cpp b/trunk/src/app/srs_app_server.cpp
index d2f450eb2..e1ef9a970 100644
--- a/trunk/src/app/srs_app_server.cpp
+++ b/trunk/src/app/srs_app_server.cpp
@@ -150,6 +150,7 @@ int SrsListener::cycle()
 SrsServer::SrsServer()
 {
 	signal_reload = false;
+	signal_gmc_stop = false;
 	
 	srs_assert(_srs_config);
 	_srs_config->subscribe(this);
@@ -232,15 +233,18 @@ int SrsServer::cycle()
 		st_usleep(SRS_TIME_RESOLUTION_MS * 1000);
 		srs_update_system_time_ms();
 		
-		if (signal_reload) {
 // for gperf heap checker,
 // @see: research/gperftools/heap-checker/heap_checker.cc
 // if user interrupt the program, exit to check mem leak.
-// but, if gperf, use reload to terminate the server,
-// for the SIGINT will cause core-dump.
-#ifdef SRS_GPERF
+// but, if gperf, use reload to ensure main return normally,
+// because directly exit will cause core-dump.
+#ifdef SRS_GPERF_MC
+		if (signal_gmc_stop) {
 			break;
+		}
 #endif
+		
+		if (signal_reload) {
 			signal_reload = false;
 			srs_info("get signal reload, to reload the config.");
 			
@@ -274,7 +278,16 @@ void SrsServer::on_signal(int signo)
 {
 	if (signo == SIGNAL_RELOAD) {
 		signal_reload = true;
+		return;
 	}
+	
+#ifdef SRS_GPERF_MC
+	if (signo == SIGINT) {
+		srs_trace("gmc is on, main cycle will terminate normally.");
+		signal_gmc_stop = true;
+		return;
+	}
+#endif
 
 	// TODO: handle the SIGINT, SIGTERM.
 }
diff --git a/trunk/src/app/srs_app_server.hpp b/trunk/src/app/srs_app_server.hpp
index 8f9d1349c..4819e6fc5 100644
--- a/trunk/src/app/srs_app_server.hpp
+++ b/trunk/src/app/srs_app_server.hpp
@@ -73,6 +73,7 @@ private:
 	std::vector<SrsConnection*> conns;
 	std::vector<SrsListener*> listeners;
 	bool signal_reload;
+	bool signal_gmc_stop;
 public:
 	SrsServer();
 	virtual ~SrsServer();
diff --git a/trunk/src/main/srs_main_server.cpp b/trunk/src/main/srs_main_server.cpp
index c661a86ed..8f3b34292 100644
--- a/trunk/src/main/srs_main_server.cpp
+++ b/trunk/src/main/srs_main_server.cpp
@@ -53,10 +53,6 @@ void handler(int signo)
 int main(int argc, char** argv) 
 {
 	int ret = ERROR_SUCCESS;
-	
-#ifdef SRS_GPERF_HEAP_CHECK
-	// env HEAPCHECK=normal ./objs/srs -c srs.conf
-#endif
 
 #ifdef SRS_GPERF_HEAP_PROFILE
     HeapProfilerStart("gperf.srs");
@@ -66,6 +62,7 @@ int main(int argc, char** argv)
 #endif
 	
 	signal(SIGNAL_RELOAD, handler);
+	signal(SIGINT, handler);
 	
 	if ((ret = _srs_config->parse_options(argc, argv)) != ERROR_SUCCESS) {
 		return ret;