Sharma, N.K.Ram Mohana Reddy, Guddeti2020-03-302020-03-3020172017 9th International Conference on Communication Systems and Networks, COMSNETS 2017, 2017, Vol., , pp.383-384https://idr.nitk.ac.in/jspui/handle/123456789/7039In this paper, we propose a branch-and-bound based exact algorithm for allocating multi-dimensional variable sized VMs at the cloud data center. Further, an energy efficient VMs migration technique is proposed to reduce the energy consumption and thus avoids the Service Level Agreement (SLA) violation at the cloud data center. � 2017 IEEE.Book chapter