International Journal of Advanced Research in Computer Science and Software Engineering (IJARCSSE)
Cloud computing has changed the whole picture of computing which is presented by the distributed and grid computing. It's give the new meaning to the distributed and off-premises computing. Virtualization is the key technology behind cloud computing. Virtualization is the technique which divides the one physical machine into the multiple physical machines. Live migration of virtual machine is the key features of the virtualization. By the virtual machine migration administrator can move the virtual machine from one physical to another physical machine. Migration is widely used for the fault tolerance, load balancing, resource consolidation and hot spot mitigation.