A Two-Class Queuing System with Non-Preemptive Priority and Server Failures.

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Bibliographic Details
Title: A Two-Class Queuing System with Non-Preemptive Priority and Server Failures.
Authors: Xue, Yufeng1 15703332582@163.com, Lv, Shengli2 lvshengli@ysu.edu.cn
Source: IAENG International Journal of Applied Mathematics. Jul2026, Vol. 56 Issue 7, p2580-2588. 9p.
Subjects: Queuing theory, System failures, Fault-tolerant computing, Stochastic matrices, Markov processes
Abstract: This study develops a two-class and two-stage queuing model incorporating customers with non-preemptive priority, customer impatience, and repairable server failures. Such a design renders the model more practical and closer to real-life scenarios. Based on the model formulation, this study deduces the transition rate matrix of the system, and uses an iterative algorithm to calculate the steady-state probabilities and main performance metrics. Numerical experiments are performed to explore the influence of different parameters on the system performance metrics. Finally, the individual benefits of type A and type B customers as well as the overall benefits of the entire system are analyzed respectively, and suggestions for improving individual and overall benefits are put forward. [ABSTRACT FROM AUTHOR]
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Database: Engineering Source
Description
Abstract:This study develops a two-class and two-stage queuing model incorporating customers with non-preemptive priority, customer impatience, and repairable server failures. Such a design renders the model more practical and closer to real-life scenarios. Based on the model formulation, this study deduces the transition rate matrix of the system, and uses an iterative algorithm to calculate the steady-state probabilities and main performance metrics. Numerical experiments are performed to explore the influence of different parameters on the system performance metrics. Finally, the individual benefits of type A and type B customers as well as the overall benefits of the entire system are analyzed respectively, and suggestions for improving individual and overall benefits are put forward. [ABSTRACT FROM AUTHOR]
ISSN:19929978