作者机构:State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing 100876, China
相关基金:Acknowledgements This work was supported by the National Basic Research Program of China (2009CB320505), the Hi-Tech Research and Development Program of China (20011AA 01A102), the Nuclear High-Based Project of China (2012ZX01039004-008), the National Nature Science Foundation of China (61002011), and the Electronic Information Industry Development Fund Program 'The Development and Industrialization of Key Supporting Software in Cloud Computing (Cloud Storage Service)'.