Quality of service plays is an important factor in distributed computing. Cloud computing has
been the paradigm in distributed computing. Under cloud computing, computing resources …

Cloud services are cloud computing resources and applications deployed on the Internet or
cloud computing platform, and users can access the required cloud services at any time …

Cloud computing is a relatively recent computing paradigm that is often the answer for
dealing with large amounts of data. Tenants expect the cloud providers to keep supplying an …

The cloud architecture is usually composed of several XaaS layers—including Software as a
Service (SaaS), Platform as a Service (PaaS) and Infrastructure as a Service (IaaS). The …

We propose a dynamic replication strategy that satisfies simultaneously availability and
performance tenant requirements while taking into account the tenant budget and the …

Cloud computing paradigm has become the solution to provide good service quality and
exploit economies of scale. However, the management of such elastic resources, with …

In today's world, tenants of cloud systems expect timely responses to queries that process
ever-increasing sizes of data. However, most cloud providers offer their services without any …

Services selection is an important challenge for applications that use a composition of
services provided by different cloud platforms. This paper presents an optimized cloud …

We propose a formal approach based on Bigraphical Reactive Systems (BRSs) and model
checking techniques for modeling and verifying the interaction behaviours of SLA-based …

The use of NoSQL systems becomes necessary when dealing with heterogeneous
workloads and the management of more complex and voluminous data. In this paper, we …