As the IT industry growing in day-to-day, the necessitate of computing and storage is increasing sharply. Exchange of data over the network is also always increasing. New advance technology, cloud computing is become accepted because of providing above services beneficially. Other imperative technologies such as virtualization and scalability by creating virtual machines in cloud computing. In cloud computing web traffic and service provisioning is growing day-by-day so load balancing is becomes a big research issue in cloud computing.