diff --git a/util/Coroutine.go b/util/Coroutine.go
new file mode 100644
index 0000000..c70ead1
--- /dev/null
+++ b/util/Coroutine.go
@@ -0,0 +1,43 @@
+package util
+
+import (
+	"fmt"
+	"reflect"
+	"runtime/debug"
+)
+
+func F(callback interface{}, args ...interface{}) {
+	defer func() {
+		if r := recover(); r != nil {
+			var coreInfo string
+			str, ok := r.(string)
+			if ok {
+				coreInfo = string(debug.Stack())
+			} else {
+				coreInfo = "Panic!"
+			}
+
+			coreInfo += "\n" + fmt.Sprintf("core information is %s\n", str)
+			if Log != nil {
+				Log(5, coreInfo)
+			} else {
+				fmt.Print(coreInfo)
+			}
+		}
+	}()
+
+	v := reflect.ValueOf(callback)
+	if v.Kind() != reflect.Func {
+		panic("not a function")
+	}
+	vargs := make([]reflect.Value, len(args))
+	for i, arg := range args {
+		vargs[i] = reflect.ValueOf(arg)
+	}
+
+	v.Call(vargs)
+}
+
+func Go(callback interface{}, args ...interface{}) {
+	go F(callback, args...)
+}
diff --git a/util/CoroutinePool.go b/util/CoroutinePool.go
deleted file mode 100644
index b14c795..0000000
--- a/util/CoroutinePool.go
+++ /dev/null
@@ -1,89 +0,0 @@
-package util
-
-import (
-	"fmt"
-	"reflect"
-	"sync/atomic"
-)
-
-type CoroutineFun func()
-type Task struct {
-	fun   *reflect.Value
-	vargs []reflect.Value
-}
-
-var _taskChannel chan Task
-var _totalConroutineNum int32 //当前空闲协程数
-var _currConroutineNum int32  //当前申请的协程数
-var _maxConroutineNum int32   //最大允许协程数
-
-func F(callback interface{}, args ...interface{}) {
-	v := reflect.ValueOf(callback)
-	if v.Kind() != reflect.Func {
-		panic("not a function")
-	}
-	vargs := make([]reflect.Value, len(args))
-	for i, arg := range args {
-		vargs[i] = reflect.ValueOf(arg)
-	}
-
-	vrets := v.Call(vargs)
-
-	fmt.Print("\tReturn values: ", vrets)
-}
-
-func newConroutine() {
-	go func() {
-		fmt.Print("+")
-		atomic.AddInt32(&_currConroutineNum, 1)
-		for {
-			atomic.AddInt32(&_totalConroutineNum, 1)
-			task := <-_taskChannel
-			fmt.Print(".")
-			atomic.AddInt32(&_totalConroutineNum, -1)
-			task.fun.Call(task.vargs)
-
-			if atomic.LoadInt32(&_currConroutineNum) > _maxConroutineNum {
-				atomic.AddInt32(&_currConroutineNum, -1)
-				break
-			}
-		}
-	}()
-}
-
-func InitConroutinePool(initConroutineNum int32, maxConroutineNum int32) {
-	_maxConroutineNum = maxConroutineNum
-	var i int32
-	for ; i < initConroutineNum; i++ {
-		newConroutine()
-	}
-
-	_taskChannel = make(chan Task, 10240)
-}
-
-func Go(callback interface{}, args ...interface{}) {
-	v := reflect.ValueOf(callback)
-	if v.Kind() != reflect.Func {
-		panic("not a function")
-	}
-
-	vargs := make([]reflect.Value, len(args))
-	for i, arg := range args {
-		vargs[i] = reflect.ValueOf(arg)
-	}
-
-	//当前协程数不足增加
-	if atomic.LoadInt32(&_totalConroutineNum) <= 0 {
-		newConroutine()
-	}
-
-	_taskChannel <- Task{&v, vargs}
-}
-
-func DebugInfo() {
-	fmt.Printf("_taskChannel:%d,_totalConroutineNum:%d,_currConroutineNum:%d,_maxConroutineNum:%d\n", len(_taskChannel), _totalConroutineNum, _currConroutineNum, _maxConroutineNum)
-}
-
-func GetChanelCount() int {
-	return len(_taskChannel)
-}
diff --git a/util/Log.go b/util/Log.go
new file mode 100644
index 0000000..197d55d
--- /dev/null
+++ b/util/Log.go
@@ -0,0 +1,10 @@
+package util
+
+
+
+type PrintLog func(uint, string, ...interface{})
+
+var Log PrintLog
+
+
+