perf2

pkg/util/pool/pool.go

@@ -19,12 +19,16 @@ package pool
 
 import "sync"
 
+var bytePool sync.Pool = sync.Pool{}
+
 func NewBuffer(size int) []byte {
-	var bytePool = sync.Pool{
-		New: func() interface{} {
-			return make([]byte, size)
-		},
+	bytePool.New = func() interface{} {
+		return make([]byte, size)
 	}
 
 	return bytePool.Get().([]byte)
 }
+
+func ReleaseBuffer(b []byte) {
+	bytePool.Put(b)
+}

pkg/util/util.go

@@ -91,13 +91,14 @@ func MarshalUint32(i uint32) []byte {
 	return data
 }
 
-func MarshalUint64(i uint64) []byte {
-	var data []byte
+func MarshalUint64(v uint64) []byte {
+	var data = [8]byte{}
+	var i = 0
 	for j := 56; j >= 0; j -= 8 {
-		b := byte(i >> uint32(j))
-		data = append(data, b)
+		data[i] = byte(v >> uint32(j))
+		i++
 	}
-	return data
+	return data[0:8]
 }
 
 func StringToByte(str string, align int, maxlength int) []byte {