Chreston Miller, Patrick Butler, Ankur Shah, and Ali R. Butt. PeerStripe: A P2P-Based Large-File Storage for Desktop Grids . In Proc. IEEE International Symposium on High Performance Distributed Computing , Monterey Bay, CA. June 27 - 29, 2007.

Pavan Konanki and Ali R. Butt. FlexiCache: A Flexible Interface for Customizing Linux File System Buffer Cache Replacement Policies . In Work-in-Progress, 5th USENIX Conference on File and Storage Technologies , San Jose, CA. February 14 - 16, 2007. [Slides]

Ali R. Butt, Chris Gniady, and Y. Charlie Hu. The Performance Impact of Kernel Prefetching on Buffer Cache Replacement Algorithms. In IEEE Transactions on Computers, 56(7):889-908, July 2007.

Ali R. Butt, Troy A. Johnson, Yili Zheng and Y. Charlie Hu. Kosha: A Peer-to-Peer Enhancement for the Network File System. In Journal of Grid Computing - Special issue on Global and Peer-to-Peer Computing, 4(3):323-341, 2006. [ Link to online version]

Shuo Yang, Ali R. Butt, Xing Fang, Y. Charlie Hu and Samuel P. Midkiff. A Fair, Secure and Trustworthy Peer-to-Peer Based Cycle-Sharing System. In Journal of Grid Computing - Special issue on Global and Peer-to-Peer Computing, 4(3):265-286, September 2006. [ Link to online version]

Chris Gniady, Ali R. Butt, Y. Charlie Hu, and Yung-Hsiang Lu. Program Counter-Based Prediction Techniques for Dynamic Power Management. In IEEE Transactions on Computers, 55(6):641-658, June 2006.

Ali R. Butt, Rongmei Zhang and Y. Charlie Hu. A Self-Organizing Flock of Condors. In Journal of Parallel and Distributed Computing (JPDC), 66(1):145-161, January 2006. [ Link to paper on ScienceDirect]

Shuo Yang, Ali R. Butt, Y.Charlie Hu and Samuel P. Midkiff. Lightweight Monitoring of the Progress of Remotely Executing Computations. In Lecture Notes in Computer Science 4339:319-333, Proceedings of the 18th International Workshop on Languages and Compilers for Parallel Computing (LCPC'05), Hawthorne, NY, October 20-22, 2005. © Springer-Verlag
A poster on this project also appears in IEEE/ACM SC2005, Seattle, WA, November 12-18, 2005.

Ali R. Butt, Chris Gniady, and Y. Charlie Hu. The Performance Impact of Kernel Prefetching on Buffer Cache Replacement Algorithms. In Proceedings of the ACM International Conference on Measurement & Modeling of Computer Systems (SIGMETRICS'05), Banff, Canada, June 6-10, 2005.
An extended version of this paper is available as Purdue University Technical Report #TR-ECE-05-04.

Shuo Yang, Ali R. Butt, Y.Charlie Hu and Samuel P. Midkiff. Trust but Verify: Monitoring Remotely Executing Programs for Progress and Correctness. In Proceedings of the ACM SIGPLAN Symposium on Principles and Practice of Parallel Programming (PPoPP'05), Chicago, IL, June 15-17, 2005.

Rongmei Zhang, Ali R. Butt, and Y.Charlie Hu. MetaStream: Topology-Aware Peer-to-Peer On-Demand Streaming. In Proceedings of the IFIP Networking Conference, Waterloo, Ontario, Canada, May 2-6, 2005.

Chris Gniady, Ali R. Butt, and Y. Charlie Hu. Program Counter Based Pattern Classification in Buffer Caching. In Proceedings of the 6th Symposium on Operating Systems Design and Implementation (OSDI'04), San Francisco, CA, December 6-8, 2004.

Ali R. Butt, Troy A. Johnson, Yili Zheng and Y. Charlie Hu. Kosha: A Peer-to-Peer Enhancement for the Network File System. In Proceedings of the ACM/IEEE SC2004: High Performance Computing, Networking and Storage Conference, Pittsburgh, PA, November 6-12, 2004. [Slides]
An earlier version of this paper appeared as Purdue University Technical Report #TR-ECE-03-08.

Ali Raza Butt, Nipoon Malhotra, Sunil Patro and Y. Charlie Hu. On the Equivalence of Forward and Reverse Query Cache Proxying in Peer-to-Peer Overlay Networks. In Lecture Notes in Computer Science 3293:169-181, Proceedings of the 9th International Workshop on Web Content Caching and Distribution (WCW 2004), Beijing, China, October 18-20, 2004. © Springer-Verlag

Rongmei Zhang, Ali R. Butt, and Y. Charlie Hu. Topology-Aware Peer-to-Peer On-Demand Streaming . Poster, 12th IEEE International Conference on Network Protocols (ICNP 2004), Berlin, Germany, October 5-8, 2004.

Ali Raza Butt, Xing Fang, Y. Charlie Hu, and Samuel Midkiff. Java, Peer-to-Peer, and Accountability: Building Blocks for Distributed Cycle Sharing. In Proceedings of the 3rd Virtual Machine Research and Technology Symposium (VM'04), San Jose, CA, May 6-7, 2004. [Slides]

Ali Raza Butt, Rongmei Zhang and Y. Charlie Hu. A Self-Organizing Flock of Condors. In Proceedings of the ACM/IEEE SC2003: International Conference for High Performance Computing and Communications, Phoenix, AZ, November 15-21, 2003. (nominated for the Best Student Paper of SC2003 award). [Slides]

Ali Raza Butt, Sumalatha Adabala, Renato J. Figueiredo, Nirav H. Kapadia and Jose' A. B. Fortes. Computational Grid Portals and Security Issues . In Journal of Parallel and Distributed Computing - Special Issue on Scalable Web Services and Architecture, 63(10):1006-1014, October 2003. [ Link to paper on ScienceDirect] JPDC most requested (Jan'04 - Aug'04)

Ali Raza Butt, Xing Fang, Y. Charlie Hu, Sam Midkiff and Jan Vitek. An Open Peer-to-Peer Infrastructure for Cycle-Sharing . In Work-in-Progress, 19th ACM Symposium on Operating Systems Principles (SOSP'03), Bolton Landing (Lake George), NY, October 19-22, 2003.

Ali Raza Butt and Y. Charlie Hu. Extending Peer-to-Peer Computing Infrastructures for Compute-Cycle Sharing. School of ECE, Purdue University Technical Report #TR-ECE-03-01, January 2003.

Sebastien Goasguen, Ali R. Butt, Kevin D. Colby and Mark Lundstrom. Parallelization of Nanoscale Device Simulator nanoMOS 2.0 Using a 100 node Linux Cluster. In Proceedings of the IEEE Nanotechnology Conference, DC, August 26-28, 2002.

Ali Raza Butt, Sumalatha Adabala, Renato J. Figueiredo, Nirav H. Kapadia and Jose' A. B. Fortes. Fine-grain Access Control for Securing Shared Resources in Computational Grids. In Proceedings of the International Parallel and Distributed Processing Symposium (IPDPS '02), Ft. Lauderdale, FL, April 2002.

Ali Raza Butt, Sumalatha Adabala, Mark S. Lundstrom, Renato J. Figueiredo, Nirav H. Kapadia, Jose' A. B. Fortes and Dolors Royo. PUNCH: The Purdue University Network Computing Hubs. Poster in Research@Indiana booth at SC '01, Denver, CO, November 2001.

Sumalatha Adabala, Ali Raza Butt, Renato J. Figueiredo, Nirav H. Kapadia and Jose' A. B. Fortes. Security Implications of Making Computing Resources Available via Computational Grids. School of ECE, Purdue University Technical Report #TR-ECE 01-2, September 2001.

Ali Raza Butt and Jahangir Hasan. Automated Installation of Large-Scale Linux Networks. In Linux Journal, vol. 78, October 2000. [ Html source at ACM Digital Library] [cached copy]

Ali Raza Butt, Jahangir Hasan, Kamran Khalid, Farhan-ud-din Mirza. Economical Fault-Tolerant Networks. In Linux Journal, vol. 74, June 2000. [ Html source at ACM Digital Library] [cached copy]