Cloud computing has recently emerged as a new paradigm for hosting and delivering
services over the Internet. Cloud computing is attractive to business owners as it eliminates …

Data centers in public, private, and hybrid cloud settings make it possible to provision virtual
machines (VMs) with unprecedented flexibility. However, purchasing, operating, and …

A goal in cloud computing is to allocate (and thus pay for) only those cloud resources that
are truly needed. To date, cloud practitioners have pursued schedule-based (eg, time-of …

Server consolidation using virtualization technology has become increasingly important for
improving data center efficiency. It enables one physical server to host multiple independent …

Autonomic Computing is a concept that brings together many fields of computing with the
purpose of creating computing systems that self-manage. In its early days it was criticised as …

Data processing frameworks such as MapReduce [8] and Dryad [11] are used today in
business environments where customers expect guaranteed performance. To date …

Virtualization can provide significant benefits in data centers by enabling virtual machine
migration to eliminate hotspots. We present Sandpiper, a system that automates the task of …

Energy costs for data centers continue to rise, already exceeding $15 billion yearly. Sadly
much of this power is wasted. Servers are only busy 10--30% of the time on average, but …

Dynamically adjusting the number of virtual machines (VMs) assigned to a cloud application
to keep up with load changes and interference from other uses typically requires detailed …

Clouds have become an attractive computing platform which offers on-demand computing
power and storage capacity. Its dynamic scalability enables users to quickly scale up and …