Selected Recent Publications

• Computer Systems

  • ``hStorage-DB: heterogeneity-aware data management to exploit full capacity of hybrid storage systems", Proceedings of 38th International Conference on Very Large Databases (VLDB 2012), Istanbul, Turkey, August 27-31, 2012. (with F. Chen, R. Lee, Michael Mesnier, and T. Luo).

  • ``BWS: Balanced Work Stealing for time-sharing multicores", Proceedings of ACM EuroSys Conference (EuroSys 2012), Bern, Switzerland, April 10-13, 2012. (with X. Ding, P. B. Gibbons and K. Wang)

  • ``Hystor: making the best use of solid state drives in high performance storage systems", Proceedings of 25 ACM International Conference on Supercomputing (ICS 2011), Tucson, Arizona, May 31 - June 4, 2011. Best Paper Award . (with F. Chen, and D. A. Koufaty).
  • ``SRM-Buffer: An OS Buffer Management Technique to Prevent Last Level Caches from Thrashing in multicores", Proceedings of ACM EuroSys Conference (EuroSys 2011), Salzburg, Austria, April 10-13, 2011. (with X. Ding, and K. Wang)

  • ``CAFTL: a content-aware flash translationa layer enhancing the lifespan of flash memory basedsolid state drives", Proceedings of 9th USENIX Conference on File and Storage Technologies (FAST'11), San Jose, California, February 15-17, 2011. (with F. Chen, and T. Luo)

  • ``Essential roles of exploiting internal parallelism of flash memory based solid state drives in high-speed data processing", Proceedings of 17th International Symposium on High Performance Computer Architecture (HPCA-17), San Antonio, Texas, February 12-16, 2011. (with F. Chen, and R. Lee)

  • ``ULCC: a user-level facility for optimizing shared cache performance on multicores", Proceedings of 16th ACM SIGPLAN Annual Symposium on Principles and Practice of Parallel Programming (PPoPP 2011), San Antonio, Texas, February 12-16, 2011. (with X. Ding, and K. Wang).
    ULCC is open source software.

  • ``Splitter: a proxy-based approach for post-migration testing of Web applications", Proceedings of ACM EuroSys Conference (EuroSys 2010), Paris, France, April 13-16, 2010. (with X. Ding, H. Huang, Brian Peterson, Y. Ruan, and A. Shaikh)

  • ``Enabling software management for multicore caches with a lightweight hardware support", Proceedings of 22nd ACM/IEEE Annual Conference on Supercomputing (SC09), Portland, Oregon, November 14-20, 2009. (with X. Ding, J. Lin, Q. Lu, P. (Saday) Sadayappan, and Z. Zhang).

  • ``Soft-OLP: improving hardware cache performance through software-controlled object-level partitioning", Proceedings of the 18th International Conference on Parallel Architectures and Compilation Techniques (PACT 2009), Raleigh, North Carolina, September 12-16, 2009. (with X. Ding, J. Lin, Q. Lu, P. (Saday) Sadayappan, and Z. Zhang).

  • ``MCC-DB: minimizing cache conflicts in multi-core processors for databases", Proceedings of 35th International Conference on Very large Data Bases (VLDB 2009), Lyon, France, August 24-28, 2009 (with F. Chen, X. Ding, R. Lee, and Q. Lu).

  • ``Understanding intrinsic characteristics and system implications of flash memory based solid state drives", Proceedings of 2009 ACM SIGMETRICS Conference on Measurement and Modeling of Computer Systems (SIGMETRICS/Performance 2009), Seattle, WA, June 15-19, 2009 (with (with F. Chen, and D. A. Koufaty).

  • ``BP-Wrapper: a system framework making any replacement algorithms (almost) lock contention free", Proceedings of 25th International Conference on Data Engineering (ICDE'09), Shanghai, China, March 29- April 4, 2009. (with X. Ding, and S. Jiang).

  • ``Gaining insights into multicore cache partitioning: bridging the gap between simulation and real systems", Proceedings of the 14th International Symposium on High Performance Computer Architecture (HPCA-14), Salt Lake City, Utah, February 16-20, 2008. (with X. Ding, J. Lin, Q. Lu, P. (Saday) Sadayappan, and Z. Zhang).

  The cache partitioning method has been adopted by Intel: Intel adopts the methods in this paper as a software solution to manage shared caches in multi-core processors. An acknowledgment letter from Intel Cooporation issued on June 16, 2010.

  • ``DiskSeen: exploiting disk layout and access history to enhance I/O prefetch", Proceedings of 2007 USENIX Annual Technical Conference (USENIX'07), Santa Clara, June 17-22, 2007. (with F. Chen, K. Davis, X. Ding, and S. Jiang).

  • ``SmartSaver: turning flash drive into a disk energy saver for mobile computers" Proceedings of the 11th ACM International Symposium on Low Power Electronics and Design (ISLPED'06), Tegernsee, Germany, October 4-6, 2006. (with F. Chen and S. Jiang).

  • ``DULO: an effective buffer cache management scheme to exploit both temporal and spatial localities", Proceedings of the 4th USENIX Conference on Files and Storage Technologies (FAST'05), San Francisco, CA, December 14-16, 2005. (with F. Chen, X. Ding, S. Jiang, and E. Tan).

• Distributed and Networking Systems

  • ``Spam behavior analysis and detection in user generated content on social networks", Proceedings of 32nd International Conference on Distributed Computing Systems (ICDCS 2012), Macau, China, June 18-21, 2012. (with S. Chen, L. Guo, E. Tan, and Yihong (Eric) Zhao).
    

  • ``DOT: a matrix model for analyzing, optimizing and deploying software for big data analytics in distributed systems", Proceedings of 2nd ACM Symposium on Cloud Computing (SOCC 2011), Cascais, Portugal, October 27-28, 2011. (with Y. Huai, R. Lee, C. H. Xia, and S. Zhang).

  • ``YSmart: Yet another SQL-to-MapReduce Translator", Proceedings of 31st International Conference on Distributed Computing Systems (ICDCS 2011), Minneapolis, Minnesota, June 20-24, 2011. Best Paper Award . (with Y. He, Y. Huai, R. Lee, and F. Wang).

  YSmart is used both as an independent open source software and as a component in large production systems YSmart's Web site for source code, installation instructions, and related publications. YSmart has been patched in Hive, a big data warehouse on top of Hadoop. YSmart is an independent with the Apache 2.0 license.

  • ``RCFile: a fast and space-efficient data placement structure in MapReduce-based warehouse systems", Proceedings of International Conference on Data Engineering (ICDE'11), Hannova, Germany, April 11-16, 2011. (with Y. He, Y. Huai, N. Jain, R. Lee, and Z. Shao, and Z. Xu).

  RCFile has been widely used for big data analytics in distributed systems: RCFile Wikipedia. RCFile is adopted in Hive, a big data warehouse on top of Hadoop. RCFile is a default option in Facebook's Petabyte-scale data warehouse. An overview of RCFile posted in China Software Development Network (CSDN).

  • ``TopBT: a topology-aware and infrastructure-independent BitTorrent client", Proceedings of INFOCOM'10, San Diego, California, March 15-19, 2010. (with S. Chen, L. Guo, T. Luo, S. Ren, and E. Tan).
    TopBT is open source software.

  • ``CUBS: coordinated upload bandwidth sharing in residential networks" , Proceedings of 17th International Conference on Network Protocols (ICNP 2009), Princeton, NJ, October 13-16, 2009. (with S. Chen, L. Guo, and E. Tan).

  • ``Analyzing patterns of user content generation in online social networks" , Proceedings of 15th ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD-2009), Paris, France, June 28- July 1st, 2009.. (with S. Chen, L. Guo, E. Tan, and Y. E. Zhao).

  • ``The stretched exponential distribution of Internet media access patterns" , Proceedings of 27th ACM Symposium on Principles of Distributed Computing (PODC 2008), Toronto, Canada, August 18-21, 2008. (with S. Chen, L. Guo, E. Tan, and Z. Xiao).

  • ``PSM-Throttling: minimizing energy comsumption for bulk data communications in WLANs", Proceedings of the 15th International Conference on Network Protocols (ICNP'07), Beijing, China, October 16-19, 2007. (with S. Chen, L. Guo, and E. Tan).

  • ``SProxy: a caching infrastructure for Internet streaming", IEEE Transactions on Multimedia, Vol. 9, Issue. 5, 2007, pp. 1062-1072. (with S. Chen, B. Shen, and S. Wee).

  • ``Delving into Internet streaming media delivery: a quality and resource utilization perspective", Proceedings of ACM SIGCOMM Internet Measurement Conference (IMC'06), Rio de Janeiro, Brazil, October 25-27, 2006. (with S. Chen, L. Guo, O. Spatscheck, E. Tan, and Z. Xiao)

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