By default, public endpoints are load balanced and there are times when we need to take a Role instance off the load balancer. Fortunately, the Windows Azure team has made this possible.
In order to relieve Role instance from too much stress cause by too many requests. You can throttle inbound requests by telling the load balancer that the Role is busy. This can allow the Role to stabilize and get back to normal.
Alexandre Brisebois ☁ 