Nowadays, cloud computing is an emerging technology due to virtualization and providing
low price services on pay-as per-use basis. One of the main challenges in this regard is how …

Cloud Data Centers have become the key infrastructure for providing services. Instance
migration across different computing nodes in edge and cloud computing is essential to …

Abstract Infrastructure as a Service (IaaS) systems offer on demand virtual infrastructures so
reliably and flexibly that users expect a high service level. Therefore, even with regards to …

Recent years have seen an increasing trend towards the development of Discrete Event
Simulation (DES) platforms to support cloud computing related decision making and …

As cloud computing technologies finalize their transformation into the standard technologies
for businesses of all sizes, they face more scrutiny than ever. Clients are expecting the …

Reducing energy consumption has become a key issue for data centres, not only because of
economical benefits but also for environmental and marketing reasons. Therefore …

Every day, numerous VMs are migrated inside a datacenter to balance the load, save
energy or prepare production servers for maintenance. Although VM placement problems …

Most current infrastructures for cloud computing leverage static and greedy policies for the
placement of virtual machines. Such policies impede the optimal allocation of resources …

Cloud computing by far brings a lot of undeniable advantages. Accordingly, many research
works aim to evaluate the characteristics of cloud systems on many aspects such as …

Due to the difficulty of employing real data centres' infrastructure for assessing the
effectiveness of energy-aware algorithms, many researchers resort to use simulation tools …