Results 11 to 20 of about 4,606,594 (245)

On some queueing systems with server vacations, extended vacations, breakdowns, delayed repairs and stand-bys [PDF]

open access: yes, 2012
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.This research investigates a batch arrival queueing system with a Bernoulli scheduled vacation and random system breakdowns.
Khalaf, Rehab
core   +7 more sources

A study of some M[x]/G/1 type queues with random breakdowns and bernouilli schedule server vacations based on a single vacation policy [PDF]

open access: yes, 2008
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Queueing systems arise in modelling of many practical applications related to computer sciences, telecommunication networks, manufacturing and production ...
Maraghi, Farzana Abdulla
core   +7 more sources

Analysis of an unreliable retrial G-queue with working vacations and vacation interruption under Bernoulli schedule

open access: yesAin Shams Engineering Journal, 2018
In this paper, we consider a single server retrial queueing system with working vacations. Further vacation interruption is considering with the regular busy server is subjected to breakdown due to the arrival of negative customers.
P. Rajadurai   +2 more
doaj   +1 more source

A replacement policy for a repairable system with its repairman having multiple vacations. [PDF]

open access: yes, 2009
This paper considers a replacement policy for a repairable system with a repairman, who can have multiple vacations. If the system fails and the repairman is on vacation, it will wait for repair until the repairman is available.
Wu, Shaomin, Jia, Jishen
core   +1 more source

Performance Evaluation of a Single-Server Queueing System with Correlated Arrivals, Two-Tier Service Structure, Random Breakdowns and Phase-Type Repairs

open access: yesMathematics
This paper analyzes a single-server queueing system with infinite capacity, where arrivals follow a Markovian arrival process and service and repair times are modeled by phase-type distributions.
G. Archana Alias Gurulakshmi   +4 more
doaj   +1 more source

Reliability Analysis of a Hardware–Software Series Repairable System with Multiple Vacations of a Repairman

open access: yesMathematics
This paper develops a reliability analysis model for a class of computer systems composed of hardware and software in series, considering a repairman taking multiple vacations.
Qi Tu, Xue Feng
doaj   +1 more source

On a batch arrival queuing system equipped with a stand-by server during vacation periods or the repairs times of the main server [PDF]

open access: yes, 2011
We study a queuing system which is equipped with a stand-by server in addition to the main server. The stand-by server provides service to customers only during the period of absence of the main server when either the main server is on a vacation or it ...
Lukas, CA   +6 more
core   +1 more source

A Perishable Inventory System with Postponed Demands and Multiple Server Vacations

open access: yesModelling and Simulation in Engineering, 2012
A mathematical modelling of a continuous review stochastic inventory system with a single server is carried out in this work. We assume that demand time points form a Poisson process. The life time of each item is assumed to have exponential distribution.
R. Jayaraman   +2 more
doaj   +1 more source

Mathematical analysis of a Markovian multi-server feedback queue with a variant of multiple vacations, balking and reneging

open access: yesDiscrete and Continuous Models and Applied Computational Science, 2022
In this paper, we analyze a multi-server queue with customers impatience and Bernoulli feedback under a variant of multiple vacations. On arrival, a customer decides whether to join or balk the system, based on the observation of the system size as well ...
Amina Angelika Bouchentouf   +3 more
doaj   +1 more source

STEADY-STATE ANALYSIS OF THE GI/M/1 QUEUE WITH MULTIPLE VACATIONS AND SET-UP TIME [PDF]

open access: yes, 2010
In this paper, we consider a GI/M/1 queueing model with multiple vacations and set-up time. We derive the distribution and the generating function and the stochastic decomposition of the steady-state queue length, meanwhile, we get the waiting time ...
ZHAO, Dong-mei   +4 more
core   +1 more source

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