xStream Has Proven More Efficient Than a Full Spectrum of Cloud Solutions, from AWS to VCE at VMworld 2011 Virtustream, Inc., a leading cloud services provider, today announced that it credits its patent-pending Infrastructure Unit (IU) architecture as the principal reason for its early success in the both the web-scale and enterprise cloud markets. Virtustream’s… Continue reading Virtustream Revolutionizes Cloud IaaS Market by Delivering ‘Sub-Virtual Machine’ Provisioning and Billing Architecture