Chentao Wu (吴晨涛)

Professor & Ph.D. Supervisor
Dept. of Computer Science & Engineering
Shanghai Jiao Tong University
  • (+86)21-34208230
  • Home Page

Contact

  • Address: Room 513, SEIEE-3 Building, 800 Dongchuan Road, Minhang District, Shanghai, China 200240

  • Telephone: (+86)21-34208230

  • Email: wuct@cs.sjtu.edu.cn

  • I am looking for self-motivated Undergraduate, Master, Ph.D. students and PostDocs. If you are interested in Data Storage Systems (Cloud Storage, Big Data Storage, Intelligent Storage, etc.), please feel free to contact me.

Biography

I am currently a full professor in the Department of Computer Science and Engineering, Shanghai Jiao Tong University, China. My research interests include data storage systems, particularly in reliable storage devices, data management in file sytems, etc. I got my Ph.D degree from Virginia Commonwealth University in 2012 and my advisor is Prof. Xubin (Ben) He. Prior to that, I got my Bachelor/Master/Ph.D. degrees all from Huazhong University of Science and Technology, under the supervision of Prof. Changsheng Xie, in 2004, 2006 and 2010, respectively.

Education Experience

  • Ph.D.

    Electrical & Computer Engineering, Virginia Commonwealth University

    2012

  • Ph.D.

    Computer Architecture, Huazhong University of Science and Technology

    2010

  • M.S.

    Software Engineering, Huazhong University of Science and Technology

    2006

  • B.S.

    Computer Science & Technology, Huazhong University of Science and Technology

    2004

Work Experience

  • Professor  

    Dept. of Computer Science & Engineering, Shanghai Jiao Tong University

    2019 - present

  • Associate Professor  

    Dept. of Computer Science & Engineering, Shanghai Jiao Tong University

    2014 - 2019

  • Assistant Professor  

    Dept. of Computer Science & Engineering, Shanghai Jiao Tong University

    2012 - 2014

  • Research Assistant

    Dept. of Electrical & Computer Engineering, Virginia Commonwealth University

    2010 - 2012

Research Interest

  • Data Storage Systems (Cloud Storage Systems, Big Data Storage Systems, etc.)

  • Unstructured Data Management (e.g., buffer cache, I/O scheduling)

  • Reliable Storage Devices (e.g., disk arrays, backup storage devices)

  • Non-Volatile Memory Technologies (e.g., flash, phase change memories)

  • Intelligent Storage (e.g., approximate storage, AI optimization for storage systems)

Teaching

Publications

  • Selected Journal Papers

    [IoTJ'21] Xinyu Lu, Jie Li, Chentao Wu, Jinsong Wu, and Mahmoud Daneshmand. Measuring Similarity between Any Pair of Passengers Using Smart Card Usage Data. IEEE Internet of Things Journal (IoTJ), accepted.

    [IEEE Computer'20] Dongliang Xue, Chao Li, Linpeng Huang, and Chentao Wu. Dapper: An Adaptive Manager for Large-Capacity DRAM-Comparable Persistent Memory. IEEE Computer, 53(3):11-13, 2020. (spotlight on our TC'19 paper)

    [FGCS'20] Dongliang Xue, Linpeng Huang, and Chentao Wu. A Pure Hardware-Driven Scheduler for Enhancing Bank-Level Parallism in a Persistent Memory Controller. Future Generation Computer Systems (FGCS), 107: 383-393, 2020.

    [THPC'20] Zhehan Lin, Hanchen Guo, and *Chentao Wu. AIR: An Approximate Intelligent Redistribution Approach to Accelerate RAID Scaling. CCF Transactions on High Performance Computing (THPC), 2(1): 50-66, 2020.

    [TC'19] Dongliang Xue, Chao Li, Linpeng Huang, and Chentao Wu. Dapper: An Adaptive Manager for Large-Capacity DRAM-Comparable Persistent Memory. IEEE Transactions on Computers (TC), 68(7): 1019-1034, 2019.

    [FCS'19] Xiaodong Meng, *Chentao Wu, Minyi Guo, Jie Li, Xiaoyao Liang, and Long Zheng. PAM: An Efficient Power-Aware Multi-level Cache Policy to Reduce Energy Consumption of Storage Systems. Frontiers of Computer Science (FCS) ,13(4): 850-863, 2019.

    [FCS'18] Jingyu Zhang, Chentao Wu, Dingyu Yang, Yuanyi Chen, Xiaodong Meng, Liting Xu, and Minyi Guo. HSCS: a hybrid shared cache scheduling scheme for multi-programmed workloads. Frontiers of Computer Science (FCS), 12(6): 1090-1104, 2018.

    [SCIS'18] Jingyu Zhang, Minyi Guo, Chentao Wu, and Yuanyi Chen. Toward Multi-programmed Workloads with Different Memory Footprints: A Self-Adaptive Last Level Cache Scheduling Scheme. SCIENCE CHINA Information Sciences, 61(1): 012105, 2018.

    [JCST'17] Xiaodong Meng, *Chentao Wu, Minyi Guo, Jie Li, Xiaoyao Liang, Long Zheng, and Bin Yao. A Hint Frequency-based Approach to Enhance the I/O Performance of Multi-level Cache Storage Systems. Journal of Computer Science and Technology (JCST), 32(2):312-328, 2017.

    [DPDB'14] Xing Ge, Bin Yao, Minyi Guo, Changliang Xu, Jingyu Zhou, Chentao Wu, and Guangtao Xue. LSShare: an efficient multiple query optimization system in the cloud. Distributed and Parallel Databases, 32(4): 583-605, 2014.

    [TPDS'14] Chentao Wu, Xubin He, Qiang Cao, Changsheng Xie, and Shenggang Wan. Hint-K: An Efficient Multi-level Cache Using K-step Hints. IEEE Transactions on Parallel and Distributed Systems (TPDS), 25(3):653-662, 2014.

  • Selected Conference Papers

    [Cluster'21] Hanchen Guo, Zhehan Lin, Yunfei Gu, *Chentao Wu, *Li Jiang, Jie Li, Guangtao Xue, and Minyi Guo. Lazy-WL: A Wear-aware Load Balanced Data Redistribution Method for Efficient SSD Array Scaling. In: Proceedings of the IEEE International Conference on Cluster Computing (Cluster 2021), September 7-10, 2021, Portland, USA. (acceptance rate: 48/163=29%)

    [ICPP'21] Haiwei Deng, Ranhao Jia, and *Chentao Wu. A Graph-Assisted Out-of-Place Update Scheme for Erasure Coded Storage Systems. In: Proceedings of the 50th International Conference on Parallel Processing (ICPP 2021), August 9-12, 2021, Chicago, USA. (acceptance rate: 87/329=26%)

    [IWQoS'21] Xinzhe Cao, Gen Yang, Yunfei Gu, *Chentao Wu, Jie Li, Guangtao Xue, Minyi Guo, Yuanyuan Dong, and Yafei Zhao. EC-Scheduler: A Load-Balanced Scheduler to Accelerate the Straggler Recovery for Erasure Coded Storage Systems. In: Proceedings of the IEEE/ACM International Symposium on Quality of Service (IWQoS 2021), June 25-28, 2021, Tokyo, Japan. (acceptance rate: 64/256=25%)

    [ICME'21] Fanyong Xue, Jie Li, Jiannan Liu, and Chentao Wu. BWIN: A Bilateral Warping Method for Video Frame Interpolation. In: Proceedings of the IEEE International Conference on Multimedia and Expo (ICME 2021), July 5-9, 2021, Shenzhen, China.

    [ICASSP'21] Jiannan Liu, Jie Li, Fanyong Xue, and Chentao Wu. Dense attention module for accurate pulmonary nodule detection. In: Proceedings of the 2021 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2021), June 6-11, 2021, Toronto, Canada.

    [IPDPS'21] Zhehan Lin, Hanchen Guo, *Chentao Wu, Jie Li, Guangtao Xue, and Minyi Guo. Rack-Scaling: An Efficient Rack Based Redistribution Method to Accelerate the Scaling of Cloud Disk Arrays. In: Proceedings of the 35th IEEE International Parallel and Distributed Processing Symposium (IPDPS 2021), May 14-17, 2021, Portland, USA.

    [ICCD'20] Heming Zeng, Chi Zhang, *Chentao Wu, Gen Yang, Jie Li, Guangtao Xue and Minyi Guo. FAGR: An Efficient File-aware Graph Recovery Scheme for Erasure Coded Cloud Storage Systems. In: Proceedings of the 38th IEEE International Conference on Computer Design (ICCD 2020), October 18-21, 2020, Hartford, USA. (best paper in computer system track: 7/221=3%)

    [SRDS'20] Xin Xie, *Chentao Wu, Gen Yang, Zongxin Ye, Xubin He, Jie Li, Minyi Guo, Guangtao Xue, Yuanyuan Dong, and Yafei Zhao. AZ-Recovery: An Efficient Crossing-AZ Recovery Scheme for Erasure Coded Cloud Storage Systems. In: Proceedings of the 39th International Symposium on Reliable Distributed Systems (SRDS 2020), September 21-24, 2020, Shanghai, China. (acceptance rate: 33/131=25%)

    [IPDPS'20] Han Qiu, *Chentao Wu, Jie Li, Minyi Guo, Tong Liu, Xubin He, Yuanyuan Dong, and Yafei Zhao. EC-Fusion: An Efficient Hybrid Erasure Coding Framework to Improve Both Application and Recovery Performance in Cloud Storage Systems. In: Proceedings of the 34th IEEE International Parallel and Distributed Processing Symposium (IPDPS 2020), May 18-22, 2020, New Orleans, USA.

    [ICPP'19] Huayi Jin, *Chentao Wu, Xin Xie, Jie Li, Minyi Guo, Hao Lin, and Jianfeng Zhang. Approximate Code: A Cost-Effective Erasure Coding Framework for Tiered Video Storage in Cloud Systems. In: Proceedings of the 48th International Conference on Parallel Processing (ICPP 2019), August 5-8, 2019, Kyoto, Japan. (acceptance rate: 106/405=26%)

    [MSST'19] Xin Xie, *Chentao Wu, Junqing Gu, Han Qiu, Jie Li, Minyi Guo, Xubin He, Yuanyuan Dong, and Yafei Zhao. AZ-Code: An Efficient Availability Zone Level Erasure Code to Provide High Fault Tolerance in Cloud Storage Systems. In: Proceedings of the 35th International Conference on Massive Storage Systems and Technology (MSST 2019), May 20-24, 2019, Santa Clara, USA.

    [IPDPS'19] Junqing Gu, *Chentao Wu, Xin Xie, Han Qiu, Jie Li, Minyi Guo, Xubin He, Yuanyuan Dong, and Yafei Zhao. Optimizing the Parity Check Matrix for Efficient Decoding of RS-based Cloud Storage Systems. In: Proceedings of the 33rd IEEE International Parallel & Distributed Processing Symposium (IPDPS 2019), May 20-24, 2019, Rio de Janeiro, Brazil.(acceptance rate: 103/372=28%)

    [HPCA'18] Dongliang Xue, Chao Li, Linpeng Huang, Chentao Wu and Tianyou Li. Adaptive Memory Fusion: Towards Transparent, Agile Integration of Persistent Memory. In: Proceedings of the 24th IEEE International Symposium on High-Performance Computer Architecture (HPCA 2018), February 24-28, 2018, Vienna, Austria. (acceptance rate: 54/260=21%)

    [ICPP'17] Luyu Li, Houxiang Ji, *Chentao Wu, Jie Li, and Minyi Guo. Favorable Block First: A Comprehensive Cache Scheme to Accelerate Partial Stripe Recovery of Triple Disk Failure Tolerant Arrays. In: Proceedings of the 46th International Conference on Parallel Processing (ICPP 2017), August 14-17, 2017, Bristol, UK. (acceptance rate: 60/211=28.4%)

    [ICCD'16] Yanbing Jiang, *Chentao Wu, Jie Li, and Minyi Guo. BDR: A Balanced Data Redistribution Scheme to Accelerate the Scaling Process of XOR-based Triple Disk Failure Tolerant Arrays. In: Proceedings of the 34th IEEE International Conference on Computer Design (ICCD 2016) , October 3-5, 2016, Phoenix, USA. (acceptance rate: 77/267=28.8%)

    [SRDS'15] Yongzhe Zhang, *Chentao Wu, Jie Li, and Minyi Guo. PCM: A Parity-check Matrix Based Approach to Improve Decoding Performance of XOR-based Erasure Codes. In: Proceedings of the 34th International Symposium on Reliable Distributed Systems (SRDS 2015), September 28- October 1, 2015, Montreal, Canada. (acceptance rate: 24/81=29.6%)

    [Cluster'15] Congjin Du, *Chentao Wu, Jie Li, Minyi Guo, and Xubin He. BPS: A Balanced Partial Stripe Write Scheme to Improve the Performance of RAID-6. In: Proceedings of the IEEE International Conference on Cluster Computing (Cluster 2015), September 8-11, 2015, Chicago, USA. (acceptance rate: 38/157=24.2%)

    [ICPP'15] Chentao Wu, Xubin He, Jie Li, and Minyi Guo. Code 5-6: An Efficient MDS Array Coding Scheme to Accelerate Online RAID Level Migration. In: Proceedings of the 44th International Conference on Parallel Processing (ICPP 2015), September 1-4, 2015, Beijing, China. (acceptance rate: 99/305=32.5%)

    [DSN'15] Yongzhe Zhang, *Chentao Wu, Jie Li, and Miniyi Guo. TIP-code: A Three Independent Parity Code to Tolerate Triple Disk Failures with Optimal Update Complexity. In: Proceedings of the 45th Annual IEEE/IFIP International Conference on Dependable Systems and Networks (DSN 2015), June 22-25, 2015, Rio de Janeiro, Brazil. (acceptance rate: 50/227=22%)

    [ICPP'13] Chentao Wu and Xubin He. A Flexible Framework to Enhance RAID-6 Scalability via Exploiting the Similarities among MDS Codes. In: Proceedings of the 42nd International Conference on Parallel Processing (ICPP 2013), October 1-4, 2013, Lyon, France. (acceptance rate: 59/193=30.6%)

    [Cluster'12] Chentao Wu, Xubin He, Jizhong Han, Huailiang Tan, and Changsheng Xie. SDM: A Stripe-based Data Migration Scheme to Improve the Scalability of RAID-6. In: Proceedings of the IEEE International Conference on Cluster Computing (Cluster 2012), September 24-28, 2012, Beijing, China. (acceptance rate: 58/200=28.9%)

    [ICPP'12] Chentao Wu and Xubin He. GSR: A Global Stripe-based Redistribution Approach to Accelerate RAID-5 Scaling. In: Proceedings of the 41st International Conference on Parallel Processing (ICPP 2012), September 10-13, 2012, Pittsburgh, USA. (acceptance rate: 53/187=28%)

    [DSN'11] Chentao Wu, Xubin He, Guanying Wu, Shenggang Wan, Xiaohua Liu, Qiang Cao, and Changsheng Xie. HDP Code: A Horizontal-Diagonal Parity Code to Optimize I/O Load Balancing in RAID-6. In: Proceedings of the 41st Annual IEEE/IFIP International Conference on Dependable Systems and Networks (DSN 2011), June 27-30, 2011, Hong Kong, China. (acceptance rate: 26/148=17.6%)

    [IPDPS'11] Chentao Wu, Shenggang Wan, Xubin He, Qiang Cao, and Changsheng Xie. H-Code: A Hybrid MDS Array Code to Optimize Partial Stripe Writes in RAID-6. In: Proceedings of the 25th IEEE International Parallel & Distributed Processing Symposium (IPDPS 2011), May 13-16, 2011, Anchorage, USA. (acceptance rate: 112/571=19.6%)

    [ICPP'10] Chentao Wu, Xubin He, Qiang Cao, and Changsheng Xie. Hint-K: An Efficient Multi-level Cache Using K-step Hints. In: Proceedings of the 39th International Conference on Parallel Processing (ICPP 2010), September 13-16, 2010, San Diego, USA. (acceptance rate: 72/225=32%)

Projects

  • Principle Investigator (PI)

    National Key Research and Development Project (sub-project) No.2018YFB0105203

    National Natural Science Foudation of China (NSFC) No. 61303012, No. 61628208 (Co-PI), No. 61972246

    Shanghai Natural Science Foudation No. 13ZR1421900, No. 18ZR1418500

    Scientific Research Foundation for the Returned Overseas Chinese Scholars

  • Major Participant

    National Natural Science Foudation of China (NSFC) No. 61332001 (key project), No.61572323

    Shanghai Innovative Action Plan No. 13511504200

  • Participant

    973 projects: No. 2004CB318203, No. 2011CB302303

    863 projects: No. 2009AA01A402

    National Natural Science Foundation of China (NSFC): No.60933002 (key project), No.60603074, No.60603075

    U.S. Natural Science Foudation (NSF): CCF-1102605, CCF-1102624, CNS-1218960

Service

  • Technical Committee Member

    Standing Committee Member, Data Storage Technical Committee, China Computer Federation (CCF)

    Member, Computer Architecture Technical Committee, China Computer Federation (CCF)

    Standing Committee Member, Computer Education in Primary and Middle Schools, China Computer Federation (CCF)

    Vice Director, Data Storage Technical Committee, Shanghai Computer Society

    Member, Computer Architecture Technical Committee, Shanghai Computer Society

  • Chair

    Publicity co-chair, the 15th International Conference on Networking, Architecture, and Storage (NAS 2021)

    Program co-chair, China National Conference on Information Storage (NCIS) 2020

    Local chair, the 39th International Symposium on Reliable Distributed Systems (SRDS 2020)

    Publicity co-chair, the 13th International Conference on Networking, Architecture, and Storage (NAS 2018)

  • Program Committee Member

    The 40th IEEE International Performance Computing and Communications Conference (IPCCC) 2021

    The 39th IEEE International Performance Computing and Communications Conference (IPCCC) 2020

    The 39th IEEE International Conference on Distributed Computing Systems (ICDCS) 2019

    IEEE Big Data Service 2019

    China National Conference on Information Storage (NCIS) 2018

    The 37th IEEE International Performance Computing and Communications Conference (IPCCC) 2018

    IEEE Big Data Service 2018

    China National Conference on Information Storage (NCIS) 2017

    The 36th IEEE International Performance Computing and Communications Conference (IPCCC) 2017

    IEEE Big Data Service 2017

    China National Conference on Information Storage (NCIS) 2016

    IEEE Big Data Service 2016

    China National Conference on Information Storage (NCIS) 2015

    The 21st International Conference on Parallel and Distributed Systems (ICPADS) 2015

    IEEE Big Data Service 2015

    CCF Annual Conference on Advanced Computer Architecture (ACA) 2014

    China National Conference on Information Storage (NCIS) 2014

  • Reviewer

    IEEE Computer

    IEEE Transactions on Computers (TC)

    IEEE Transactions on Parallel and Distributed Systems (TPDS)

    IEEE Transactions on Communications (ToC)

    IEEE Transactions on Cloud Computing (TCC)

    Journal of Parallel and Distributed Computing (JPDC)

    IEEE Access

    Frontiers of Computer Science (FCS)

    Chinese Journal of Computers (in Chinese)

    Journal of Computer Research and Development (in Chinese)

    IEEE/IFIP International Conference on Dependable Systems and Networks (DSN)

    IEEE International Parallel and Distributed Processing Symposium (IPDPS)

    IEEE International Conference on Massive Storage Systems and Technology (MSST)

    IEEE International Conference on Communications (ICC)

    IEEE International Performance Computing and Communication Conference (IPCCC)

Advised Students

  • Current Students

    Ph.D. Students

    Starting from Spring 2021: Yunfei Gu, Chi Zhang

    Starting from Fall 2020: Ranhao Jia, Piao Hu

    Master Students

    Starting from Fall 2021: Guofeng Yang, Mizhipeng Zhang, Xinzhe Cao

    Starting from Fall 2020: Yihui Lu, Haiwei Deng, Weidong Liu

    Starting from Fall 2019: Heming Zeng, Zhehan Lin (Paris Tech), Hanchen Guo (Paris Tech, co-supervised with Prof. Li Jiang)

  • Alumni

    Master Degree

    Huayi Jin, Date Graduated: March 2021, First employment after graduation: Kuaishou, China

    Xin Xie, Date Graduated: March 2021, First employment after graduation: Alibaba, China

    Han Qiu, Date Graduated: March 2021, First employment after graduation: Alibaba, China

    Zhenping Shi (Co-supervised with Prof. Jie Li), Date Graduated: March 2020, First employment after graduation: eBay, China

    Jian Liu, Date Graduated: March 2020, First employment after graduation: Tencent (Wechat Group), China

    Junqing Gu, Date Graduated: March 2020, First employment after graduation: Alibaba, China

    Xunsong Huang, Date Graduated: June 2019, First employment after graduation: Intel, China

    Shuaijie Jia, Date Graduated: March 2019, First employment after graduation: Alibaba, China

    Luyu Li, Date Graduated: March 2018, First employment after graduation: Optiver, China

    Chao Tan, Date Graduated: March 2018, First employment after graduation: Baidu, China

    Bo Feng, Date Graduated: March 2018, First employment after graduation: Alibaba, China

    Yanbing Jiang, Date Graduated: March 2017, First employment after graduation: Intel, China

    Huashen Shi (Co-supervised with Prof. Jie Li), Date Graduated: March 2016, First employment after graduation: Dianping.com, China

    Yongzhe Zhang (Co-supervised with Prof. Jie Li), Date Graduated: March 2016, First employment after graduation: Ph.D. student at National Institute of Informatics, Japan

    Bachelor Degree

    Yihui Lu, Date Graduated: June 2020, First employment after graduation: Master student at Shanghai Jiao Tong University, China.

    Haiwei Deng, Date Graduated: June 2020, First employment after graduation: Master student at Shanghai Jiao Tong University, China.

    Rongyi Sun, Date Graduated: June 2020, First employment after graduation: Master student at Tsinghua University, China.

    Congyao Xia, Date Graduated: June 2019, First employment after graduation: Master student at the University of Hong Kong, China.

    Zheng Luo, Date Graduated: June 2018, First employment after graduation: Master student at UCSD, U.S.

    Jinyun Shen, Date Graduated: June 2018, First employment after graduation: Master student at the University of New South Wales, Australia.

    Houxiang Ji, Date Graduated: June 2018, First employment after graduation: Ph.D. student at UIUC, U.S.

    Fang Xu, Date Graduated: June 2018, First employment after graduation: Master student at University of Southern California, U.S.

    Han Qiu, Date Graduated: June 2018, First employment after graduation: Master student at Shanghai Jiao Tong University, China.

    Xin Xie, Date Graduated: June 2018, First employment after graduation: Master student at Shanghai Jiao Tong University, China.

    Yu Li, Date Graduated: June 2017, First employment after graduation: Master student at Carnegie Mellon University, U.S.

    Junqing Gu, Date Graduated: June 2017, First employment after graduation: Master student at Shanghai Jiao Tong University, China.

    Min Wu, Date Graduated: June 2017, First employment after graduation: Master student at PLA Information Engineering University, China.

    Hongyuan Gao, Date Graduated: June 2016, First employment after graduation: Master student at University of Southern California, U.S.

    Gi Gao, Date Graduated: June 2015, First employment after graduation: Ph.D. student at University of Virginia, U.S.

    Bo Feng, Date Graduated: June 2015, First employment after graduation: Master student at Shanghai Jiao Tong University, China.

    Congjin Du, Date Graduated: June 2014, First employment after graduation: Ph.D. student at Shanghai Jiao Tong University, China.

    Kai Huang, Date Graduated: June 2013, First employment after graduation: Master student at Zhejiang University, China.

    Jishen Xu, Date Graduated: June 2013, First employment after graduation: IBM, China.