A lower bound for the Erlang C formula in the Halfin-Whitt regime.
A. J. E. M. JanssenJohan van LeeuwaardenBert ZwartPublished in: Queueing Syst. Theory Appl. (2011)
Keyphrases
- heavy traffic limit
- lower bound
- heavy traffic
- queue length
- single server
- queueing networks
- queueing systems
- upper bound
- brownian motion
- service times
- steady state
- asymptotically optimal
- long run
- optimal solution
- arrival rate
- objective function
- diffusion process
- fluid model
- markov chain
- stationary distribution
- service rates
- optimal control
- differential equations
- np hard
- traffic intensity
- state dependent
- linear programming
- arrival process
- web services
- queueing model
- service systems