Get the current session per second per route. It calculates the number of sessions which started last 1000 milliseconds under the same routename which doesn’t include rejected requests.
Note: $route.sps method is available in the Advanced Edition only.
$route.sps( routename )
the session per second per route
$math.le($route.sps("route"),"100") = true
If the number of session-per-second is less than or equal to 100.