A dynamic server migration and consolidation algorithm is introduced. The algorithm is
shown to provide substantial improvement over static server consolidation in reducing the …

As businesses have grown, so has the need to deploy I/T applications rapidly to support the
expanding business processes. Often, this growth was achieved in an unplanned way: each …

Given a set of machines and a set of Web applications with dynamically changing demands,
an online application placement controller decides how many instances to run for each …

The increasing popularity of modern virtualization-based datacenters continues to motivate
both industry and academia to provide answers to a large variety of new and challenging …

Cloud computing systems (or hosting datacenters) have attracted a lot of attention in recent
years. Utility computing, reliable data storage, and infrastructure-independent computing are …

There is a wide range of publications reported in the literature, considering optimization
problems where the entire problem related data remains stationary throughout optimization …

We introduce and evaluate a middleware clustering technology capable of allocating
resources to web applications through dynamic application instance placement. We define …

Cloud computing promises customers the on-demand ability to dynamically provision
virtualization resources in face of workload variations. Most existing scaling approaches …

A plurality of application profiles are obtained, for a plurality of applications. Each of the
profiles specifies a list of resources, and requirements for each of the resources, associated …

Resource provisioning based on virtual machine (VM) has been widely accepted and
adopted in cloud computing environments. A key problem resulting from using static …