Since its what controls how fast everything else can go, we call it the rate limiting or rate determining step.
由于它控制着其他一切的速度,我们称之为速率限制或速率确定步骤。
英语百科
Rate limiting
In computer networks, rate limiting is used to control the rate of traffic sent or received by a network interface controller. It can be induced by the network protocol stack of the sender due to a received ECN-marked packet and also by the network scheduler of any router along the way.