徐志偉[中科院計算所研究員]:徐志偉，男，1956年出生，現任中國科學院 -百科知識中文網

個人經歷

1978.2-1982.6：成都電訊工程學院(現：電子科技大學)學習，獲學士學位

1983.9-1984.12：美國普度大學學習，獲碩士學位

1985.1-1987.8：美國南加州大學學習，獲博士學位

1985.1-1996.6：在美國羅格斯大學、紐約工業大學、南加州大學等地從事教學和科研工作。

1996-2000.3：任中科院計算所智慧型中心研究開發部主任，曙光信息產業有限公司總工程師等職。

2000.3-至今：中國科學院計算技術研究所研究員，歷任副所長、總工程師、學位委員會主席。

研究方向

分散式計算系統、高性能伺服器體系結構、人機物三元計算技術、格線計算技術、機群作業系統、機群和格線系統的知識管理。

科研工作

回國前參加由美國國家科學基金會、空軍部、海軍部等資助的性能評價、計算機體系結構、並行程式設計等科研項目。1995年5月回國以來，做了下述方面的科研工作：

1、曙光超級伺服器的研製。參加了863計畫重大項目曙光2000超級伺服器系列的研製，任總設計師，負責總體設計工作。1998年10月起參與了曙光3000的預研。

2、國家高性能計算環境的研製。參加了863計畫重大項目“國家高性能計算環境”的研製，任技術總體組長，負責總體設計，並主持“格線系統軟體”子課題的研究工作。

3、安全超級伺服器的關鍵技術。負責由“國家傑出青年科學基金”支持的基礎研究項目“安全超級伺服器”的研究。

4、可擴展並行計算的理論研究。從事了可擴展並行計算系統的體系結構、程式設計、性能評價等方面的理論研究。

5、基於Linux的機群作業系統、嵌入式作業系統。

6、織女星格線。

7、EB級數據並發計算體系結構。

8、參與主持中科院“人機物融合的信息技術”先導專項支持的“海雲計算系統”。

志願者工作

2001年以來，他的志願者服務包括：擔任科技部十二五“中國雲”科技專項總體專家組成員，中科院“未來信息技術先導專項”專家組成員，科技部“中國國家格線”重大專項專家組成員，歐盟 “格線作業系統”重大項目專家組成員，國家自然科學基金委信息科學部專家諮詢委員；擔任龍星計畫委員會共同主席；擔任Journal of Computer Science and Technology執行主編、《計算機研究與發展》主編。

學術報告

Z. Xu: Cloud-Sea Computing for the ZB Era, Keynote speech at IFIP NPC 2013.

Z. Xu: Cloud-Sea Computing on Zettabytes of Data. Invited talk at the 2013 International SuperComputing Big Data Conference (ISC-BigData 2013), Heidelberg, Germany, 2013.

Z. Xu: Acquisition & Analysis of Immense Datasets for e-People. Invited talk at the 2013 International SuperComputing Conference (ISC 2013), Leipzig, Germany, 2013.

Z. Xu: High-Performance Techniques for Big Data Computing in Internet Services. Invited speech at SC12, SC Companion 2012: 1861-1895.

Z. Xu: Ternary Computing for a Human-Cyber-Physical Universe, Keynote speech at US-China Computer Science Leadership Summit, sponsored by NSF and NSFC, 2011.

Z. Xu: Computing for the Masses, Keynote speech at US-China Computer Science Leadership Summit, sponsored by NSF and NSFC, 2008.

Z. Xu, N. Sun, D. Meng, W. Li: Cluster and Grid Superservers: The Dawning Experience in China. Invited speech at IEEE Cluster 2001.

Z. Xu: Cloud-Sea Computing for the ZB Era, Keynote speech at IFIP NPC 2013.

Z. Xu: Cloud-Sea Computing on Zettabytes of Data. Invited talk at the 2013 International SuperComputing Big Data Conference (ISC-BigData 2013), Heidelberg, Germany, 2013.

Z. Xu: Acquisition & Analysis of Immense Datasets for e-People. Invited talk at the 2013 International SuperComputing Conference (ISC 2013), Leipzig, Germany, 2013.

Z. Xu: High-Performance Techniques for Big Data Computing in Internet Services. Invited speech at SC12, SC Companion 2012: 1861-1895.

Z. Xu: Ternary Computing for a Human-Cyber-Physical Universe, Keynote speech at US-China Computer Science Leadership Summit, sponsored by NSF and NSFC, 2011.

Z. Xu: Computing for the Masses, Keynote speech at US-China Computer Science Leadership Summit, sponsored by NSF and NSFC, 2008.

Z. Xu, N. Sun, D. Meng, W. Li: Cluster and Grid Superservers: The Dawning Experience in China. Invited speech at IEEE Cluster 2001.

更多學術報告請參照學術引用列表。

學術論文

此處僅節選其部分代表性論文，更多詳細論文請參照學術引用列表。

Tianshi Chen, Qi Guo, Olivier Temam, Yue Wu, Yungang Bao, Zhiwei Xu, Yunji Chen: Statistical Performance Comparisons of Computers. IEEE Trans. Computers 64(5): 1442-1455 (2015)

Zhiwei Xu: Cloud-Sea Computing System: Towards Thousand-Fold Improvement in Performance per Watt for the Coming Zettabyte Era. Journal of Computer Science and Technology, 2014 Vol. 29 (2): 177-18

Xiaoyi Lu, Fan Liang, Bing Wang, Li Zha, Zhiwei Xu: DataMPI: Extending MPI to Hadoop-Like Big Data Computing. IPDPS 2014: 829-838

Tianshi Chen, Qi Guo, Ke Tang, Olivier Temam, Zhiwei Xu, Zhi-Hua Zhou, Yunji Chen: ArchRanker: A ranking approach to design space exploration. ISCA 2014: 85-96

Yunji Chen, Tao Luo, Shaoli Liu, Shijin Zhang, Liqiang He, Jia Wang, Ling Li, Tianshi Chen, Zhiwei Xu, Ninghui Sun, Olivier Temam: DaDianNao: A Machine-Learning Supercomputer. MICRO 2014: 609-622

Zhiwei Xu: Measuring Green IT in Society. IEEE Computer 45(5): 83-85 (2012)

Zhiwei Xu: How much power is needed for a billion-thread high-throughput server? Frontiers of Computer Science 6(4): 339-346 (2012)

Zhiwei Xu, Guojie Li, Computing for the Masses, Communications of ACM, October 2011, vol. 54 no. 10, pp. 129-137

Yongqiang He, Rubao Lee, Yin Huai, Zheng Shao, Namit Jain, Xiaodong Zhang, Zhiwei Xu, RCFile: A Fast and Space-efficient Data Placement Structure in MapReduce-based Warehouse Systems, ICDE 2011: 1199-1208

Qi Guo, Tianshi Chen, Yunji Chen, Zhi-Hua Zhou, Weiwu Hu, Zhiwei Xu: Effective and Efficient Microprocessor Design Space Exploration Using Unlabeled Design Configurations. IJCAI 2011: 1671-1677

Wei Li, Deng Li, Shuhui Yang, Zhiwei Xu, Wei Zhao, Design and Analysis of a New GPS Algorithm. ICDCS 2010, 40-51

Rubao Lee, Zhiwei Xu, Exploiting Stream Request Locality to Improve Query Throughput of a Data Integration System, IEEE Transactions on Computers, 58(10): 1356-1368 (2009)

L. Xiao, Y. Zhu, L. M. Ni, Z. Xu, "Incentive-based Scheduling for Market-like Computational Grids," IEEE Transactions on Parallel and Distributed Systems, 19(7): 903-913 (2008).

Y. Sun, Z. Xu: Grid Replication Coherence Protocol. IPDPS 2004.

D. Meng, Jie Ma, Jin He, Limin Xiao, Z. Xu: Semi-User-Level Communication Architecture. IPDPS 2002.

Xu, Zhiwei, and Wei Li. "The research on VEGA grid architecture." Journal of Computer Research and Development 39.8 (2002): 923-929.

Hwang, Kai, and Zhiwei Xu. Scalable parallel computing: technology, architecture, programming. McGraw-Hill, Inc., 1998.

Xu, Zhiwei, and Kai Hwang. "Modeling communication overhead: MPI and MPL performance on the IBM SP2." Parallel & Distributed Technology: Systems & Applications, IEEE 4.1 (1996): 9-24.