code: func InitWorkers(workerNum int64, queueNum int64) {
  	LogAccess.Debug("worker number is ", workerNum, ", queue number is ", queueNum)
  	QueueNotification = make(chan PushNotification, queueNum)
  	for i := int64(0); i < workerNum; i++ {
  		go startWorker()
  	}
  }
docs: // InitWorkers for initialize all workers.