Performance modeling of softwarized network services based on queuing theory with experimental validation

J Prados-Garzon, P Ameigeiras… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
Network Functions Virtualization facilitates the automation of the scaling of softwarized
network services (SNSs). However, the realization of such a scenario requires a way to …

Analytical modeling for virtualized network functions

J Prados-Garzon, P Ameigeiras… - 2017 IEEE …, 2017 - ieeexplore.ieee.org
Network Function Virtualization (NFV) is considered one of the key technologies for the 5G
mobile networks. In NFV, network functions are implemented in software components …

An end-to-end performance analysis for service chaining in a virtualized network

E Fountoulakis, Q Liao… - IEEE Open Journal of the …, 2020 - ieeexplore.ieee.org
Future mobile networks supporting Internet of Things are expected to provide both high
throughput and low latency to user-specific services. One way to overcome this challenge is …

A latency-driven availability assessment for multi-tenant service chains

L De Simone, M Di Mauro, R Natella… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Nowadays, most telecommunication services adhere to the Service Function Chain (SFC)
paradigm, where network functions are implemented via software. In particular, container …

Modeling and dimensioning of a virtualized MME for 5G mobile networks

J Prados-Garzon, JJ Ramos-Munoz… - IEEE Transactions …, 2016 - ieeexplore.ieee.org
Network function virtualization is considered one of the key technologies for developing
future mobile networks. In this paper, we propose a theoretical framework to evaluate the …

Latency evaluation of a virtualized MME

J Prados-Garzon, JJ Ramos-Munoz… - 2016 Wireless Days …, 2016 - ieeexplore.ieee.org
Network Virtualization is one of the key technologies for developing the future mobile
networks. In this paper we propose an LTE virtualized Mobility Management Entity queue …

Statistical assessment of IP multimedia subsystem in a softwarized environment: A queueing networks approach

M Di Mauro, A Liotta - IEEE Transactions on Network and …, 2019 - ieeexplore.ieee.org
The Next Generation 5G Networks can greatly benefit from the synergy between
virtualization paradigms, such as the Network Function Virtualization (NFV), and service …

[HTML][HTML] Performance characterization and profiling of chained CPU-bound Virtual Network Functions

S Troia, M Savi, G Nava, LMM Zorello, T Schneider… - Computer Networks, 2023 - Elsevier
The increased demand for high-quality Internet connectivity resulting from the growing
number of connected devices and advanced services has put significant strain on …

Optimized sampling strategies to model the performance of virtualized network functions

S Van Rossem, W Tavernier, D Colle… - Journal of Network and …, 2020 - Springer
Modern network services make increasing use of virtualized compute and network
resources. This is enabled by the growing availability of softwarized network functions …

Network queuing assessment: A method to detect bottlenecks in service function chaining

A Heideker, C Kamienski - IEEE Transactions on network and …, 2022 - ieeexplore.ieee.org
Virtualization and softwarization have driven the widespread adoption of the cloud
computing paradigm, with savings in CAPEX, OPEX, and environmental footprint, by …