On existence and asymptotic behavior of the time-dependent solution of the M/G/1 queueing model with optional deterministic server vacations

2019 ◽  
Vol 31 (3-4) ◽  
pp. 507-537
Author(s):  
Ehmet Kasim ◽  
Geni Gupur
2016 ◽  
Vol 8 (5) ◽  
pp. 56 ◽  
Author(s):  
Ehmet Kasim

By using the strong continuous semigroup theory of linear operators we prove that the M/G/1 queueing model with working vacation and vacation interruption has a unique positive time dependent solution which satisfies probability conditions. When the both service completion rate in a working vacation period and in a regular busy period are constant, by investigating the spectral properties of an operator corresponding to the model we obtain that the time-dependent solution of the model strongly converges to its steady-state solution.


2010 ◽  
Vol 08 (04) ◽  
pp. 363-386 ◽  
Author(s):  
ABDUKERIM HAJI ◽  
BILIKIZ YUNUS

By using the theory of C0-semigroups and spectral theory of positive operators, we prove well-posedness of the parallel maintenance system with two components and study the asymptotic behavior of the time-dependent solution.


2012 ◽  
Vol 2012 ◽  
pp. 1-16
Author(s):  
Ehmet Kasim ◽  
Geni Gupur

We study spectral properties of the operator which corresponds to the M/G/1 retrial queueing model with server breakdowns and obtain that all points on the imaginary axis except zero belong to the resolvent set of the operator and 0 is not an eigenvalue of the operator. Our results show that the time-dependent solution of the model is probably strongly asymptotically stable.


2013 ◽  
Vol 2013 ◽  
pp. 1-10
Author(s):  
Alim Mijit

By using the Hille-Yosida theorem, Phillips theorem, and Fattorini theorem in functional analysis we prove that theMX/G/1 queueing model with vacation times has a unique nonnegative time-dependent solution.


2018 ◽  
Vol 16 (1) ◽  
pp. 767-791 ◽  
Author(s):  
Ehmet Kasim ◽  
Geni Gupur

AbstractIn this paper, we study the asymptotic property of underlying operator corresponding to the M/G/1 queueing model with single working vacation, where both service times in a regular busy period and in a working vacation period are function. We obtain that all points on the imaginary axis except zero belong to the resolvent set of the operator and zero is an eigenvalue of both the operator and its adjoint operator with geometric multiplicity one. Therefore, we deduce that the time-dependent solution of the queueing model strongly converges to its steady-state solution. We also study the asymptotic behavior of the time-dependent queueing system’s indices for the model.


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