服务器主流虚拟化技术研究与比较

his paper illustrates the main virtualization technologies of server in enterprise and the differences on performance among them. The aspects which are chose to compare include the architecture feature of Hypervisor layer, the hardware assistance and the degree of vitualization. Finally it is pointed out that the Xen virtualization technology has the advantages of security and performance, while the VMware the Viridian virtualization technologies have the advantage of building isolated virtual environment.