(name)

School Attended: Northwestern University

Field of Study: Computer Engineering

Practicum Experience: Los Alamos National Laboratory, 2005; Sandia National Laboratory, 2006

Degree(s): 
Ph.D. Computer Engineering, Northwestern University, 2008;
B.S. Computer Engineering, Northwestern University, 2002

Current Status: Employed by Yahoo!Search

Contact:

Personal web site: http://cholera.ece.northwestern.edu/~aching/research_webpage/

Research area: High-performance I/O


Publications: 

Journal Publications:

Avery Ching, Alok Choudhary, Wei-keng Liao, Robert Ross, and William Gropp. Evaluating structured I/O methods for parallel file systems. International Journal of High Performance Computing and Networking, 2:133-145, 2004.

Book Chapters:

Avery Ching, Kenin Coloma, Arifa Nisar, Wei-keng Liao, and Alok Choudhary. Distributed file systems. In Wiley Encyclopedia of Computer Science and Engineering. John Wiley & Sons, Inc., 2007 (to appear).

Avery Ching, Kenin Coloma, Jianwei Li, Alok Choudhary, and Wei-keng Liao. High-performance techniques for parallel I/O. In Handbook of Parallel Computing: Models, Algorithms, and Applications. CRC Press, 2007 (to appear).

Avery Ching, Kenin Coloma, and Alok Choudhary. Challenges for parallel I/O in GRID computing. In Engineering the Grid: Status and Perspective. American Scientific Publishers, 2006.

Conference and Workshop Publications:

Avery Ching, Robert Ross, Wei-keng Liao, Lee Ward, and Alok Choudhary. Noncontiguous locking techniques for parallel file systems. In Proceedings of Supercomputing, November 2007 (to appear).

Wei-keng Liao, Avery Ching, Kenin Coloma, Arifa Nisar, Alok Choudhary, Jackie Chen, Ramanan Sankaran, and Scott Klanksy. Using MPI file caching to improve parallel write performance for large-scale scientific applications. In Proceedings of Supercomputing, November 2007 (to appear).

Wei-keng Liao, Avery Ching, Kenin Coloma, and Alok Choudhary. Improving MPI independent write performance using a two-stage write-behind buffering method. In the NSF Next Generation Software Workshop, held in conjunction with the International Parallel and Distributed Processing Symposium. March 2007.

Wei-keng Liao, Avery Ching, Kenin Coloma, Alok Choudhary, and Lee Ward. Implementation and evaluation of client-side file caching for MPI-IO. In Proceedings of the International Parallel and Distributed Processing Symposium. March, 2007.

Wu-chun Feng, Avery Ching, and Chung-hsing Hsu. Green supercomputing for the desktop. In the Workshop on High-Performance, Power-Aware Computing, held in conjunction with the International Parallel and Distributed Processing Symposium. March, 2007.

Kenin Coloma, Avery Ching, Alok Choudhary, Wei-keng Liao, Rob Ross, Rajeev Thakur, and Lee Ward. A new flexible MPI collective I/O implementation. In Proceedings of the IEEE Conference on Cluster Computing, September 2006.

Avery Ching, Wu-chun Feng, Heshan Lin, Xiaosong Ma, and Alok Choudhary. Exploring I/O strategies for parallel sequence database search tools with S3aSim. In Proceedings of the International Symposium on High Performance Distributed Computing, June 2006.

Peter Aarestad, Avery Ching, George Thiruvathukal, and Alok Choudhary. Scalable approaches for supporting MPI-IO atomicity. In Proceedings of the IEEE/ACM International Symposium on Cluster Computing and the Grid, May 2006.

Avery Ching, Alok Choudhary, Wei-keng Liao, Lee Ward, and Neil Pundit. Evaluating I/O characteristics and methods for storing structured scientific data. In Proceedings of the International Parallel and Distributed Processing Symposium, April 2006.

Kenin Coloma, Alok Choudhary, Avery Ching, Wei-keng Liao, Seung Woo Son, Mahmut Kandemir, and Lee Ward. Power and performance in I/O for scientific applications. In the NSF Next Generation Software Program Workshop, held in conjunction with the International Parallel and Distributed Processing Symposium, April 2005.

Avery Ching, Alok Choudhary, Wei-keng Liao, Robert Ross, and William Gropp. Efficient structured data access in parallel file systems. In Proceedings of the IEEE International Conference on Cluster Computing, December 2003.

Avery Ching, Alok Choudhary, Kenin Coloma, Wei-keng Liao, Robert Ross, and William Gropp. Noncontiguous access through MPI-IO. In Proceedings of the IEEE/ACM International Symposium on Cluster Computing and the Grid, May 2003.

Avery Ching, Alok Choudhary, Wei-keng Liao, Robert Ross, and William Gropp. Noncontiguous I/O through PVFS. In Proceedings of the IEEE International Conference on Cluster Computing, September 2002.

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