就是bottleneck在这个系统中，当前不存在任何瓶颈。There are no current bottlenecks at all on this system. 这种效果将一直持续上溯到客户体验，因为每个连续的资源都被捆绑起来以等待瓶颈得到缓解。This will continue up stream all the way to the client experience, as eachsequential resource is tied up waiting on the bottleneck.
