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Showing posts with label queue. Show all posts
Showing posts with label queue. Show all posts

Sunday, 10 December 2017

Queuing Models and Simulations

Hi guys,
    Today we are going to discuss about a new topics : "Queuing Models in NS2". I hope you all know about different queuing models and i am least interested on discussing about that. We are going straight to our main topic.

Why Queuing Models and Simulations??


  • Simulations are normally used in the analysis part of queuing models 
  • Queuing Model is nothing but a simple representation  of a network flow with traffic. 
  • Queuing models provide the analyst with a powerful tool for designing and evaluating the performance of queuing systems.
  • Normally it measures; Utilization of Server, Length of Waiting Bucket and Delay Duration.
  • In simple systems, We can calculate it mathematically but in the case of large and complex networks, we need simulation.
Elements In a Queuing System

  • Customer : It is nothing but anything which requires services from server.
  • Server : Refers to any resource which provides service to customer.
  • Calling Population : A group of customer. It may be finite or infinite.

For Simulation and Comparison of Queue Scheduling Algorithms; Click here