测试内存泄露问题

handler/tool.go

@@ -195,13 +195,11 @@ func subscribeAndHandleMessagesV5(ws *websocket.Conn, deviceId int) {
 	count := 0
 	//定时器，发送计数器
 	tCount := 0
-	var buf []byte
+	buf := make([]byte, 1024)
 	//计算帧率
 	for {
-		//将buf置空
-		buf = nil
 		//从service获取当前帧
-		c := service.GetDeviceCurrentFrameV5(deviceId, count, &buf)
+		c := service.GetDeviceCurrentFrameV5(deviceId, count, buf)
 		if c != count {
 			count = c
 			err2 := ws.WriteMessage(websocket.BinaryMessage, buf)
@@ -233,9 +231,6 @@ func subscribeAndHandleMessagesV5(ws *websocket.Conn, deviceId int) {
 		worker.SetRedisWithExpire(strconv.Itoa(deviceId)+"_is_play", "1", time.Minute*5)
 		log.Printf("device_id: %d has set is_play to 0", deviceId)
 	}
-
-	//垃圾回收
-	runtime.GC()
 }
 
 func subscribeAndHandleMessagesV3(ws *websocket.Conn, deviceId int) {

service/tool.go

@@ -92,7 +92,7 @@ func SetDeviceCurrentFrameV2(frame *gocv.Mat, deviceId int) error {
 	DeviceFrameCount[deviceId] = frameCount
 	return nil
 }
-func GetDeviceCurrentFrameV5(deviceId int, curCount int, buf *[]byte) (cnt int) {
+func GetDeviceCurrentFrameV5(deviceId int, curCount int, buf []byte) (cnt int) {
 	defer func() {
 		if err := recover(); err != nil {
 			log.Printf("设备:%d 错误: %v\n", deviceId, err)
@@ -143,7 +143,7 @@ func GetDeviceCurrentFrameV5(deviceId int, curCount int, buf *[]byte) (cnt int)
 	}
 	// 避免直接返回大数组，可考虑复制必要的数据
 	if len(tempBuf) > 0 {
-		copy(*buf, tempBuf)
+		copy(buf, tempBuf)
 		// 释放临时变量
 		tempBuf = nil
 	}