2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/100974The Foreground-Background (FB) discipline, which gives service to the customer that has received the least amount of service, minimises the queue length for a certain class of heavy-tailed service times. In this paper we give an overview of the results in the literature on single-server queues with the FB discipline.19 pagesProbabilityprimary 60K25; secondary 68M20, 90B22text