diff --git a/client/Makefile.in b/client/Makefile.in
index 6f480f2..a72076e 100644
--- a/client/Makefile.in
+++ b/client/Makefile.in
@@ -49,6 +49,7 @@ CLIENT_SHARED_LIBS = libfdfsclient.so
 ALL_LIBS = $(STATIC_LIBS) $(SHARED_LIBS)
 
 all: $(ALL_OBJS) $(ALL_PRGS) $(ALL_LIBS)
+
 libfdfsclient.so:
 	$(COMPILE) -o $@ $< -shared $(FDFS_SHARED_OBJS) $(LIB_PATH)
 libfdfsclient.a:
diff --git a/storage/Makefile.in b/storage/Makefile.in
index 33bdb92..34f0bd4 100644
--- a/storage/Makefile.in
+++ b/storage/Makefile.in
@@ -26,6 +26,9 @@ ALL_OBJS = $(SHARED_OBJS)
 ALL_PRGS = fdfs_storaged 
 
 all: $(ALL_OBJS) $(ALL_PRGS)
+
+$(ALL_PRGS): $(ALL_OBJS)
+
 .o:
 	$(COMPILE) -o $@ $<  $(SHARED_OBJS) $(LIB_PATH) $(INC_PATH)
 .c:
diff --git a/tracker/Makefile.in b/tracker/Makefile.in
index d85751b..adb38fc 100644
--- a/tracker/Makefile.in
+++ b/tracker/Makefile.in
@@ -17,6 +17,9 @@ ALL_OBJS = $(SHARED_OBJS)
 ALL_PRGS = fdfs_trackerd
 
 all: $(ALL_OBJS) $(ALL_PRGS)
+
+$(ALL_PRGS): $(ALL_OBJS)
+
 .o:
 	$(COMPILE) -o $@ $<  $(SHARED_OBJS) $(LIB_PATH) $(INC_PATH)
 .c:
diff --git a/tracker/fdfs_trackerd.c b/tracker/fdfs_trackerd.c
index 6c793ab..06bd176 100644
--- a/tracker/fdfs_trackerd.c
+++ b/tracker/fdfs_trackerd.c
@@ -58,19 +58,74 @@ static void sigUsrHandler(int sig);
 static void sigAlarmHandler(int sig);
 
 #if defined(DEBUG_FLAG)
-/*
-#if defined(OS_LINUX)
-static void sigSegvHandler(int signum, siginfo_t *info, void *ptr);
-#endif
-*/
-
 static void sigDumpHandler(int sig);
 #endif
 
-#define SCHEDULE_ENTRIES_COUNT 5
+static int setup_signal_handlers()
+{
+	struct sigaction act;
+
+	memset(&act, 0, sizeof(act));
+	sigemptyset(&act.sa_mask);
+	act.sa_handler = sigUsrHandler;
+	if(sigaction(SIGUSR1, &act, NULL) < 0 || \
+		sigaction(SIGUSR2, &act, NULL) < 0)
+	{
+		logCrit("file: "__FILE__", line: %d, " \
+			"call sigaction fail, errno: %d, error info: %s", \
+			__LINE__, errno, STRERROR(errno));
+		return errno;
+	}
+
+	act.sa_handler = sigHupHandler;
+	if(sigaction(SIGHUP, &act, NULL) < 0)
+	{
+		logCrit("file: "__FILE__", line: %d, " \
+			"call sigaction fail, errno: %d, error info: %s", \
+			__LINE__, errno, STRERROR(errno));
+		return errno;
+	}
+
+	act.sa_handler = SIG_IGN;
+	if(sigaction(SIGPIPE, &act, NULL) < 0)
+	{
+		logCrit("file: "__FILE__", line: %d, " \
+			"call sigaction fail, errno: %d, error info: %s", \
+			__LINE__, errno, STRERROR(errno));
+		return errno;
+	}
+
+	act.sa_handler = sigQuitHandler;
+	if(sigaction(SIGINT, &act, NULL) < 0 || \
+		sigaction(SIGTERM, &act, NULL) < 0 || \
+		sigaction(SIGQUIT, &act, NULL) < 0)
+	{
+		logCrit("file: "__FILE__", line: %d, " \
+			"call sigaction fail, errno: %d, error info: %s", \
+			__LINE__, errno, STRERROR(errno));
+		return errno;
+	}
+
+#if defined(DEBUG_FLAG)
+	memset(&act, 0, sizeof(act));
+	sigemptyset(&act.sa_mask);
+	act.sa_handler = sigDumpHandler;
+	if(sigaction(SIGUSR1, &act, NULL) < 0 || \
+		sigaction(SIGUSR2, &act, NULL) < 0)
+	{
+		logCrit("file: "__FILE__", line: %d, " \
+			"call sigaction fail, errno: %d, error info: %s", \
+			__LINE__, errno, STRERROR(errno));
+		return errno;
+	}
+#endif
+
+    return 0;
+}
 
 static int setup_schedule_tasks()
 {
+#define SCHEDULE_ENTRIES_COUNT 5
     ScheduleEntry scheduleEntries[SCHEDULE_ENTRIES_COUNT];
     ScheduleArray scheduleArray;
 
@@ -99,7 +154,6 @@ int main(int argc, char *argv[])
 	int result;
 	int wait_count;
 	pthread_t schedule_tid;
-	struct sigaction act;
 	char pidFilename[MAX_PATH_SIZE];
 	bool stop;
 
@@ -206,85 +260,13 @@ int main(int argc, char *argv[])
 		return result;
 	}
 	
-	memset(&act, 0, sizeof(act));
-	sigemptyset(&act.sa_mask);
-
-	act.sa_handler = sigUsrHandler;
-	if(sigaction(SIGUSR1, &act, NULL) < 0 || \
-		sigaction(SIGUSR2, &act, NULL) < 0)
+	if ((result=setup_signal_handlers()) != 0)
 	{
-		logCrit("file: "__FILE__", line: %d, " \
-			"call sigaction fail, errno: %d, error info: %s", \
-			__LINE__, errno, STRERROR(errno));
 		logCrit("exit abnormally!\n");
-		return errno;
+		log_destroy();
+		return result;
 	}
 
-	act.sa_handler = sigHupHandler;
-	if(sigaction(SIGHUP, &act, NULL) < 0)
-	{
-		logCrit("file: "__FILE__", line: %d, " \
-			"call sigaction fail, errno: %d, error info: %s", \
-			__LINE__, errno, STRERROR(errno));
-		logCrit("exit abnormally!\n");
-		return errno;
-	}
-	
-	act.sa_handler = SIG_IGN;
-	if(sigaction(SIGPIPE, &act, NULL) < 0)
-	{
-		logCrit("file: "__FILE__", line: %d, " \
-			"call sigaction fail, errno: %d, error info: %s", \
-			__LINE__, errno, STRERROR(errno));
-		logCrit("exit abnormally!\n");
-		return errno;
-	}
-
-	act.sa_handler = sigQuitHandler;
-	if(sigaction(SIGINT, &act, NULL) < 0 || \
-		sigaction(SIGTERM, &act, NULL) < 0 || \
-		sigaction(SIGQUIT, &act, NULL) < 0)
-	{
-		logCrit("file: "__FILE__", line: %d, " \
-			"call sigaction fail, errno: %d, error info: %s", \
-			__LINE__, errno, STRERROR(errno));
-		logCrit("exit abnormally!\n");
-		return errno;
-	}
-
-#if defined(DEBUG_FLAG)
-/*
-#if defined(OS_LINUX)
-	memset(&act, 0, sizeof(act));
-	sigemptyset(&act.sa_mask);
-        act.sa_sigaction = sigSegvHandler;
-        act.sa_flags = SA_SIGINFO;
-        if (sigaction(SIGSEGV, &act, NULL) < 0 || \
-        	sigaction(SIGABRT, &act, NULL) < 0)
-	{
-		logCrit("file: "__FILE__", line: %d, " \
-			"call sigaction fail, errno: %d, error info: %s", \
-			__LINE__, errno, STRERROR(errno));
-		logCrit("exit abnormally!\n");
-		return errno;
-	}
-#endif
-*/
-
-	memset(&act, 0, sizeof(act));
-	sigemptyset(&act.sa_mask);
-	act.sa_handler = sigDumpHandler;
-	if(sigaction(SIGUSR1, &act, NULL) < 0 || \
-		sigaction(SIGUSR2, &act, NULL) < 0)
-	{
-		logCrit("file: "__FILE__", line: %d, " \
-			"call sigaction fail, errno: %d, error info: %s", \
-			__LINE__, errno, STRERROR(errno));
-		logCrit("exit abnormally!\n");
-		return errno;
-	}
-#endif
-
 #ifdef WITH_HTTPD
 	if (!g_http_params.disabled)
 	{
@@ -362,18 +344,7 @@ int main(int argc, char *argv[])
 	wait_count = 0;
 	while ((SF_G_ALIVE_THREAD_COUNT != 0) || g_schedule_flag)
 	{
-
-/*
-#if defined(DEBUG_FLAG) && defined(OS_LINUX)
-		if (bSegmentFault)
-		{
-			sleep(5);
-			break;
-		}
-#endif
-*/
-
-		usleep(10000);
+		fc_sleep_ms(10);
 		if (++wait_count > 3000)
 		{
 			logWarning("waiting timeout, exit!");
diff --git a/tracker/tracker_func.c b/tracker/tracker_func.c
index 719f5c0..7815c7c 100644
--- a/tracker/tracker_func.c
+++ b/tracker/tracker_func.c
@@ -127,6 +127,7 @@ static int tracker_load_storage_id_info(const char *config_filename, \
 int tracker_load_from_conf_file(const char *filename)
 {
     const int task_buffer_extra_size = 0;
+    const bool need_set_run_by = false;
 	char *pSlotMinSize;
 	char *pSlotMaxSize;
 	char *pSpaceThreshold;
@@ -136,6 +137,7 @@ int tracker_load_from_conf_file(const char *filename)
 	char *pHttpCheckType;
 #endif
 	IniContext iniContext;
+    SFContextIniConfig config;
 	int result;
 	int64_t trunk_file_size;
 	int64_t slot_min_size;
@@ -168,16 +170,17 @@ int tracker_load_from_conf_file(const char *filename)
 		}
 
         sf_set_current_time();
-        if ((result=sf_load_config("trackerd", filename, &iniContext,
-                        "service", FDFS_TRACKER_SERVER_DEF_PORT,
-                        FDFS_TRACKER_SERVER_DEF_PORT,
-                        task_buffer_extra_size)) != 0)
+
+        SF_SET_CONTEXT_INI_CONFIG(config, filename, &iniContext,
+                NULL, FDFS_TRACKER_SERVER_DEF_PORT,
+                FDFS_TRACKER_SERVER_DEF_PORT, DEFAULT_WORK_THREADS);
+        if ((result=sf_load_config_ex("trackerd", &config,
+                        task_buffer_extra_size, need_set_run_by)) != 0)
         {
             return result;
         }
 
-		if ((result=tracker_load_store_lookup(filename, \
-			&iniContext)) != 0)
+		if ((result=tracker_load_store_lookup(filename, &iniContext)) != 0)
 		{
 			break;
 		}
@@ -587,4 +590,3 @@ int tracker_load_from_conf_file(const char *filename)
 
 	return result;
 }
-
diff --git a/tracker/tracker_service.c b/tracker/tracker_service.c
index 3801366..73e2630 100644
--- a/tracker/tracker_service.c
+++ b/tracker/tracker_service.c
@@ -66,6 +66,12 @@ static void task_finish_clean_up(struct fast_task_info *pTask)
 int tracker_service_init()
 {
     int result;
+
+    if ((result=init_pthread_lock(&lb_thread_lock)) != 0)
+    {
+        return result;
+    }
+
     result = sf_service_init("fdfs_trackerd", NULL, NULL, NULL,
             fdfs_set_body_length, tracker_deal_task, task_finish_clean_up,
             NULL, 1000, sizeof(TrackerHeader), sizeof(TrackerClientInfo));