limit_req zone=one burst=5; burst=5 是什么意思

limit _ req zone =一次突发= 5；burst=5是什么意思limit _ req zone =一个burst = 5；burst=5是什么意思简介:limit _ req _ zone $ binary _ remote _ addr zone = one:3m rate = 1r/s；limit _ req zone =一次突发= 5；什么是burst=5？