Aided by the improvement cloud processing, digital machine migration is promising as a encouraging strategy to conserve power, enhance resource utilizations, and guarantee Quality of Service (QoS) in cloud data centers. The majority of live research in the near procedure relocation though is base in one device migration that is virtual. The writer usually will not look at the correlation among these digital devices though there are researches on manifold near equipment relocation. In practice, to conserve power and system that is protect, cloud providers often need certainly to migrate multiple correlated virtual devices or move the entire digital information center (VDC) request. In this paper, we centre on the competent online relocation that is real time of concurrent VMs in VDC requests, for optimizing the migration overall performance. To resolve this issue, we suggest an VDC that is efficient migration (VDC-M). We make use of the US-wide NSF network as substrate system to behaviour imitation experiment this is certainly large. Replica results show that the recital of this planned algorithm is skilled with regards to the total VDC remapping expense, the preventing ratio, the common migration some time the downtime this is certainly typical.