Power and energy efficiency are now critical concerns in extreme-scale high-performance
scientific computing. Many extreme-scale computing systems today (for example: Top500) …

Cloud Computing is one of the technologies with rapid development in recent years where
there is increasing interest in industry and academia. This technology enables many …

The shared nature of the network in today's multi-tenant datacenters implies that network
performance for tenants can vary significantly. This applies to both production datacenters …

To program in distributed computing environments such as grids and clouds, workflow is
adopted as an attractive paradigm for its powerful ability in expressing a wide range of …

Cloud computing is emerging as a promising field offering a variety of computing services to
end users. These services are offered at different prices using various pricing schemes and …

Recent years have seen the massive migration of enterprise applications to the cloud. One
of the challenges posed by cloud applications is Quality-of-Service (QoS) management …

In cloud computing, a provider leases its computing resources in the form of virtual machines
to users, and a price is charged for the period they are used. Though static pricing is the …

Most of the current cloud computing providers allocate virtual machine instances to their
users through fixed-price allocation mechanisms. We argue that combinatorial auction …

Cloud computing providers provision their resources into different types of virtual machine
(VM) instances that are then allocated to the users for specific periods of time. The allocation …

Cloud computing enables users to perform their computation tasks in the public virtualized
cloud using a pay-as-you-go style. Current pay-as-you-go pricing schemes typically charge …