Utility or on-demand computing, a provisioning model where a service provider makes
computing infrastructure available to customers as needed, is becoming increasingly …

A cloud service agreement entails the provisioning of a required set of virtual infrastructure
resources at a specified level of availability to a client. The agreement also lays out the price …

In a service-oriented, utility-computing, Grid-like world, service providers will execute jobs on
behalf of their clients on systems rented from resource providers. This poses many …

Rapid growth of E-Business and frequent changes in websites contents as well as
customers' interest make it difficult to predict workload surge. To maintain a good quality of …

This paper develops a distributed cooperative control framework to manage the
performance of virtualized computing environments. We consider a server cluster hosting …

A Cloud platform offers on-demand provisioning of virtualized resources and pay-per-use
charge model to its hosted services to satisfy their fluctuating resource needs. Resource …

Data centers are often under-utilized due to over-provisioning as well as time-varying
resource demands of typical enterprise applications. One approach to increase resource …

It is challenging to reduce resource over-provisioning for enterprise applications while
maintaining service level objectives (SLOs) due to their time-varying and stochastic …

Worldwide interest in the delivery of computing and storage capacity as a service continues
to grow at a rapid pace. The complexities of such cloud computing centers require advanced …

Resource provisioning for N-tier web applications in Clouds is non-trivial due to at least two
reasons. First, there is an inherent optimization conflict between cost of resources and …