NEW FRONTIERS IN APPLIED PROBABILITY A Festschrift for SØREN ASMUSSEN Edited by P. GLYNN, T. MIKOSCH and T. ROLSKI Part 4. Simulation EXACT SIMULATION OF THE STATIONARY DISTRIBUTION OF THE FIFO M/G/c QUEUE
NEW FRONTIERS IN APPLIED PROBABILITY A Festschrift for SØREN ASMUSSEN Edited by P. GLYNN, T. MIKOSCH and T. ROLSKI Part 4. Simulation EXACT SIMULATION OF THE STATIONARY DISTRIBUTION OF THE FIFO M/G/c QUEUE
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应用概率的新领域 SØREN ASMUSSEN 的 Festschrift 由 P. GLYNN、T. MIKOSCH 和 T. ROLSKI 编辑 第 4 部分:模拟 FIFO M/G/c 队列的平稳分布的精确模拟
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发表时间:
2011
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通讯作者:
K. Sigman
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作者:
K. Sigman
We present an exact simulation algorithm for the stationary distribution of the customer delay D for first-in–first-out (FIFO) M/G/c queues in which ρ = λ/μ < 1. We assume that the service time distribution G(x) = P(S ≤ x), x ≥ 0 (with mean 0 < E(S) = 1/μ < ∞), and its corresponding equilibrium distribution Ge(x) = μ ∫ x 0 P(S > y) dy are such that samples of them can be simulated. We further assume that G has a finite second moment. Our method involves the general method of dominated coupling from the past (DCFTP) and we use the single-server M/G/1 queue operating under the processor sharing discipline as an upper bound. Our algorithm yields the stationary distribution of the entire Kiefer–Wolfowitz workload process, the first coordinate of which is D. Extensions of the method to handle simulating generalized Jackson networks in stationarity are also remarked upon.