If the numbers from the phoenix project are to be trusted, a loose estimate is the time spent in queue is proportional to the ratio of utilized to unutilized re

If the numbers from the phoenix project are to be trusted, a loose estimate is the time spent in queue is proportional to the ratio of utilized to unutilized resources. For example, 50% used & 50% unused is 50:50 = 1 unit of time. 99% used is 99:1 = 99 units of time.