International Journal of Computer Applications
Cloud computing is a service where storage and computing resources accessed on subscription basis. Cloud computing is powered by virtualization technology. Live migration is the process of moving a running virtual machine or an application between different physical machines without disconnecting the client, memory, network connectivity and storage of the virtual machine are transferred from the original host machine to the destination. This capability is being increasingly utilized in today's enterprise environments to provide efficient online system maintenance, reconfiguration, load balancing and fault tolerance.