diff --git a/app.go b/app.go
index b0217c6..50ef174 100644
--- a/app.go
+++ b/app.go
@@ -60,10 +60,10 @@ func (this *app) init(userApp UserApp) {
 	atomic.StoreInt64(&this.nowUnixNano, this.nowTime.UnixNano())
 	_timer = &Timer{}
 	_timer.init()
-	_SysLog = new(SysLog_)
-	_SysLog.Init()
-	_TgLog = new(TGLog_)
-	_TgLog.Init()
+	_sysLog = new(SysLog_)
+	_sysLog.init()
+	_tgLog = new(TGLog_)
+	_tgLog.init()
 	{
 		var tmpNodeId, tmpInstanceId int
 		flag.IntVar(&tmpNodeId, "n", 0, "node id")
@@ -76,7 +76,7 @@ func (this *app) init(userApp UserApp) {
 	this.chGoLoopTimerExit = make(chan int)
 	this.chGoLoopWait = make(chan int64)
 	this.outputRuningLog()
-	SysLog().Info("node_id:%d instance_id:%d pid:%d",
+	GetSysLog().Info("node_id:%d instance_id:%d pid:%d",
 		this.nodeId,
 		this.instanceId,
 		os.Getpid())
@@ -224,7 +224,7 @@ func (this *app) installTimer() {
 	GetTimer().SetInterval(1000 * 60,
 		func (ev int32, params *q5.Args) {
 			if ev == q5.TIMER_EXEC_EVENT {
-				SysLog().Info("max_run_delay:%d max_schedule_time:%d",
+				GetSysLog().Info("max_run_delay:%d max_schedule_time:%d",
 					_app.maxRunDelay,
 					_app.maxScheduleTime)
 				_app.maxRunDelay = 0
diff --git a/export.go b/export.go
index e9fd081..eb4ff0c 100644
--- a/export.go
+++ b/export.go
@@ -2,19 +2,19 @@ package f5
 
 var _app *app
 var _timer *Timer
-var _SysLog *SysLog_
-var _TgLog *TGLog_
+var _sysLog *SysLog_
+var _tgLog *TGLog_
 
 func GetTimer() *Timer {
 	return _timer
 }
 
-func SysLog() *SysLog_ {
-	return _SysLog
+func GetSysLog() *SysLog_ {
+	return _sysLog
 }
 
-func TgLog() *TGLog_ {
-	return _TgLog
+func GteTgLog() *TGLog_ {
+	return _tgLog
 }
 
 func GetApp() App {
diff --git a/httpserver.go b/httpserver.go
index 81d2b7e..d4bd48b 100644
--- a/httpserver.go
+++ b/httpserver.go
@@ -40,13 +40,13 @@ func (this *HttpServer) Init(serviceName string, logOutputTime int32) *HttpServe
 		func (c *Context) {
 			c.Response(`{"errcode":0, "errmsg":"", "healthy":1, "max_rundelay":10}`)
 		})
-	SysLog().Info("HttpServer.Init")
+	GetSysLog().Info("HttpServer.Init")
 	if logOutputTime > 0 {
 		GetTimer().SetInterval(
 			logOutputTime,
 			func (ev int32, params *q5.Args) {
 				if ev == q5.TIMER_EXEC_EVENT {
-					SysLog().Info("%s maxHandleTime:%d totalRequestTimes:%d okTimes:%d pageNotFoundTimes:%d",
+					GetSysLog().Info("%s maxHandleTime:%d totalRequestTimes:%d okTimes:%d pageNotFoundTimes:%d",
 						serviceName,
 						this.maxHandleTime,
 						this.totalRequestTimes,
@@ -62,13 +62,13 @@ func (this *HttpServer) Init(serviceName string, logOutputTime int32) *HttpServe
 }
 
 func (this *HttpServer) UnInit() {
-	SysLog().Info("HttpServer.UnInit")
+	GetSysLog().Info("HttpServer.UnInit")
 }
 
 func (this *HttpServer) Start(listen_port int32) {
 	atomic.AddInt64(&this.totalRequestTimes, 1)
 	this.installGlobalMiddleware()
-	SysLog().Info("HttpServer.Start listen_port:%d", listen_port)
+	GetSysLog().Info("HttpServer.Start listen_port:%d", listen_port)
 	go http.ListenAndServe(fmt.Sprintf("0.0.0.0:%d", listen_port), nil)
 }
 
@@ -85,7 +85,7 @@ func (this *HttpServer) dispatchRequest(c *Context) {
 			}
 			atomic.AddInt64(&this.okTimes, 1)
 			if err := recover(); err != nil {
-				SysLog().Error("handle name:%s error:%s", handleName, err)
+				GetSysLog().Error("handle name:%s error:%s", handleName, err)
 				c.Response(`{"errcode":500, "errmsg":"server internal error"}`)
 			}
 		}()
diff --git a/syslog.go b/syslog.go
index eaaf25a..0273933 100644
--- a/syslog.go
+++ b/syslog.go
@@ -34,12 +34,12 @@ type SysLog_ struct {
 	chGoSaveExit chan int
 }
 
-func (this *SysLog_) Init() {
+func (this *SysLog_) init() {
 	this.chGoSaveExit = make(chan int)
 	go this.goSaveToFile()
 }
 
-func (this *SysLog_) UnInit() {
+func (this *SysLog_) unInit() {
 	this.chGoSaveExit <- 1
 }
 
diff --git a/tglog.go b/tglog.go
index 97e82ab..c8a8d81 100644
--- a/tglog.go
+++ b/tglog.go
@@ -24,12 +24,12 @@ type TGLog_ struct {
 	chGoSaveExit chan int
 }
 
-func (this *TGLog_) Init() {
+func (this *TGLog_) init() {
 	this.chGoSaveExit = make(chan int)
 	//go this.goSaveToFile()
 }
 
-func (this *TGLog_) UnInit() {
+func (this *TGLog_) unInit() {
 	this.chGoSaveExit <- 1
 }