Aiming at the example with characteristics of random and emergence of information, the dynamic token holding time is proposed to solve the proper application of resources and the expected results are attained. 根据信息随机性、突发性等引发系统的堵塞量化特征,提出了动态令牌拥有时间的概念,解决了资源的合理利用问题,对于改善堵塞现象有明显的效果。