Virtual appliance is a new concept derived from the virtual machine monitors world. It is considered a data package that can be electronically distributed. Today, there area free and commercial virtual appliance repositories ...

The computational power present in servers today typically is not fully used by its services. Concerns about security have led administrators to designate fewer services for each server, ending up with under-used servers. ...

In the current computer environment, the waste of computer resources by poor utilization is often unacceptable. Virtualization shows itself as an effective alternative to a better resources usage by the consolidation of ...

The objective of this work is the development of a tool for administration of virtualized architectures that uses the virtual machine monitor Xen. With Xen is possible execute many simultaneous operating systems over the ...

Cloud computing is a new area in computing, providing new perspectives in the area of interconnect technologies and raises issues in architecture, design and implementation of existing networks and data centers. Currently ...