af55d0fc_la__A_Tale_of_Two_Cloud_Models__Infrastructure_Provision
[0] Datacenter Integration [Datacenter Virtualization] Easy to adapt to fit into any existing infrastructure environment to leverage IT investments [Infrastructure Provision] 
Built on new, homogeneous commodity infrastructure
OpenNebula | Eucalyptus, CloudStack, OpenStack and OpenNebula: A Tale of Two Cloud Models
Infrastructure Provision