International Journal of Advanced Technology in Engineering and Science (IJATES)
Virtualization is used in cloud computing shares the essential hardware and it offers computing resources through Virtual Machines (VM). VMs provide separation among individual OSs. Resource usage could be upgraded by balancing the loads on the cluster and which can be reached through dynamic migrations of virtual machines anywhere required. Physical load balancing becomes very monotonous, meanwhile an administrator has to endlessly monitor the system to control which virtual machines to be transferred across the cluster. Maximum source use can be reached using involuntary load balancing through the cluster by doing active migrations of virtual machines and it is very important in such type of migrations of virtual machines to decide when to move and which virtual machine to what physical machine.