Multi-server accumulating priority queues with heterogeneous servers

In the present work, we develop a multi-class multi-server queuing model with heterogeneous servers under the accumulating priority queuing discipline, where customers accumulate priority credits as a linear function of their waiting time in the queue, at rates which are distinct to the class to which they belong. At a service completion instant, the customer with the greatest accumulated priority commences service. When the system has more …