Rajeev Thakur's Publications

Jiajun Huang, Sheng Di, Xiaodong Yu, Yujia Zhai, Jinyang Liu, Zizhe Jian, Xin Liang, Kai Zhao, Xiaoyi Lu, Zizhong Chen, Franck Cappello, Yanfei Guo, and Rajeev Thakur, "hZCC: Accelerating Collective Communication with Co-designed Operation-supported Compression," in Proc. of SC24: Int'l Conference for High Performance Computing, Networking, Storage and Analysis, November 2024.

Hui Zhou, Robert Latham, Ken Raffenetti, Yanfei Guo, and Rajeev Thakur, "MPI Progress for All," in Proc. of the Workshop on Extreme Scale MPI (ExaMPI) at SC24, November 2024.

Logan Ward, Gregory Pauloski, Valerie Hayot-Sasson, Yadu Babuji, Alexander Brace, Ryan Chard, Kyle Chard, Rajeev Thakur, and Ian Foster, "Employing Artificial Intelligence to Steer Exascale Workflows with Colmena," Int'l Journal of High Performance Computing Applications, November 2024.

Michael Heroux, Lois Curfman McInnes, James Ahrens, Todd Gamblin, Timothy Germann, Xiaoye Sherry, Kathryn Mohror, Todd Munson, Sameer Shende, Rajeev Thakur, Jeffrey Vetter, and James Willenbring, "ECP Libraries and Tools: An Overview," Int'l Journal of High Performance Computing Applications, Vol. 38, Issue 5, September 2024. (pdf)

Hui Zhou, Ken Raffenetti, Yanfei Guo, Thomas Gillis, Robert Latham, Rajeev Thakur, "Designing and prototyping extensions to the Message Passing Interface in MPICH," Int'l Journal of High Performance Computing Applications, Vol. 38, Issue 5, August 2024. (pdf)

Jiajun Huang, Sheng Di, Xiaodong Yu, Yujia Zhai, Jinyang Liu, Yafan Huang, Ken Raffenetti, Hui Zhou, Kai Zhao, Xiaoyi Lu, Zizhong Chen, Franck Cappello, Yanfei Guo, and Rajeev Thakur, "gZCCL: Compression-Accelerated Collective Communication Framework for GPU Clusters," in Proc. of the 38th ACM Int'l Conference on Supercomputing (ICS '24), June 2024. (pdf)

Jiajun Huang, Sheng Di, Xiaodong Yu, Yujia Zhai, Zhaorui Zhang, Jinyang Liu, Xiaoyi Lu, Ken Raffenetti, Hui Zhou, Kai Zhao, Zizhong Chen, Franck Cappello, Yanfei Guo, and Rajeev Thakur, "An Optimized Error-controlled MPI Collective Framework Integrated with Lossy Compression," in Proc. of 38th IEEE Int'l Parallel & Distributed Processing Symposium (IPDPS 2024), May 2024. (pdf)

Murali Emani, Sam Foreman, Varuni Sastry, Zhen Xie, Siddhisanket Raskar, William Arnold, Rajeev Thakur, Venkatram Vishwanath, Michael Papka, Sanjif Shanmugavelu, Darshan Gandhi, Hengyu Zhao, Dun Ma, Kiran Ranganath, Rick Weisner, Jiunn-yeu Chen, Yuting Yang, Natalia Vassilieva, Bin Zhang, Sylvia Howland, Alexander Tsyplikhin, "Toward a Holistic Performance Evaluation of Large Language Models Across Diverse AI Accelerators," in Proc. of the 33rd Heterogeneity in Computing Workshop (HCW) at IPDPS 2024), May 2024. (pdf)

Michael Wilkins, Hanming Wang, Peizhi Liu, Bangyen Pham, Yanfei Guo, Rajeev Thakur, Nikos Hardavellas, Peter Dinda, "Generalized Collective Algorithms for the Exascale Era," in Proc. of the IEEE Int'l Conference on Cluster Computing (Cluster 2023), October 2023. (pdf)

Jiajun Huang, Kaiming Ouyang, Yujia Zhai, Jinyang Liu, Min Si, Ken Raffenetti, Hui Zhou, Atsushi Hori, Zizhong Chen, Yanfei Guo, Rajeev Thakur, "PiP-MColl: Process-in-Process-based Multi-object MPI Collectives," in Proc. of the IEEE Int'l Conference on Cluster Computing (Cluster 2023), October 2023. (pdf)

Hui Zhou, Ken Raffenetti, Junchao Zhang, Yanfei Guo, Rajeev Thakur, "Frustrated With MPI+Threads? Try MPIxThreads!," in Proc. of EuroMPI 2023, September 2023. (pdf)

Thomas Gillis, Ken Raffenetti, Hui Zhou, Yanfei Guo, Rajeev Thakur, "Quantifying the Performance Benefits of Partitioned Communication in MPI," in Proc. of the 52nd Int'l Conference on Parallel Processing (ICPP), August 2023. (pdf)

Logan Ward, J. Gregory Pauloski, Valerie Hayot-Sasson, Ryan Chard, Yadu Babuji, Ganesh Sivaraman, Sutanay Choudhury, Kyle Chard, Rajeev Thakur, Ian Foster, "Cloud Services Enable Efficient AI-Guided Simulation Workflows across Heterogeneous Resources," in Proc. of the Heterogeneity in Computing (HCW) Workshop at IPDPS 2023, May 2023. (pdf)

M. Emani et al, "A Comprehensive Evaluation of Novel AI Accelerators for Deep Learning Workloads," in Proc. of 13th IEEE Int'l Workshop on Performance Modeling, Benchmarking and Simulation of High Performance Computer Systems (PMBS22) (held in conjunction with SC22), November 2022. (pdf)

Michael Wilkins, Yanfei Guo, Rajeev Thakur, Nikos Hardavellas, Peter Dinda, "ACCLAiM: Advancing the Practicality of MPI Collective Communication Autotuning Using Machine Learning," in Proc. of the IEEE Int'l Conference on Cluster Computing (Cluster 2022), September 2022. (pdf)

Hui Zhou, Ken Raffenetti, Yanfei Guo, Rajeev Thakur, "MPIX Stream: An Explicit Solution to Hybrid MPI+X Programming," in Proc. of EuroMPI/USA 2022, September 2022. (pdf)

Michael Wilkins, Yanfei Guo, Rajeev Thakur, Nikos Hardavellas, Peter Dinda, Min Si, "A FACT-based Approach: Making Machine Learning Collective Autotuning Feasible on Exascale Systems," in Proc. of ExaMPI21: Workshop on Exascale MPI (held in conjunction with SC21), November 2021. (pdf)

Logan Ward, Ganesh Sivaraman, Gregory Pauloski, Yadu Babuji, Ryan Chard, Naveen Dandu, Paul Redfern, Rajeev Assary, Kyle Chard, Larry Curtiss, Rajeev Thakur, Ian Foster, "Colmena: Scalable Machine-Learning-Based Steering of Ensemble Simulations for High Performance Computing," in Proc. of 7th Workshop on Machine Learning in High Performance Computing Environments (MLHPC) (held in conjunction with SC21), November 2021. (pdf)

Anshu Dubey, Lois Curfman Mcinnes, Rajeev Thakur, Erik Draeger, Thomas Evans, Timothy Germann, William Hart, "Performance Portability in the Exascale Computing Project: Exploration Through a Panel Series," Computing in Science & Engineering, (23)5:46–54, September/October 2021. (pdf)

F. Alexander et al, "Co-design Center for Exascale Machine Learning Technologies (ExaLearn)," Int'l Journal of High Performance Computing Applications, (35)6:598-616, November 2021. (pdf)

William Gropp, Rajeev Thakur, and Pavan Balaji, "Translational research in the MPICH project," Journal of Computational Science, Vol. 52, May 2021. (pdf)

Michael Heroux, Lois Curfman McInnes, Rajeev Thakur, Jeffrey Vetter, Sherry Li, James Ahrens, Todd Munson, Kathryn Mohror, "ECP Software Technology Capability Assessment Report," Version 2.5, November 2020. (pdf)

Anthony Kougkas, Hassan Eslami, Xian-He Sun, Rajeev Thakur, and William Gropp, "Rethinking Key–Value Store for Parallel I/O Optimization," Int'l Journal of High Performance Computing Applications, 31(4):335-356, July 2017. (pdf)

James Dinan, Pavan Balaji, Darius Buntinas, David Goodell, William Gropp, Rajeev Thakur, "An Implementation and Evaluation of the MPI 3.0 One-Sided Communication Interface," Concurrency and Computation: Practice and Experience, 28(17):4385-4404, December 2016. (pdf)
Yong Chen, Chao Chen, Yanlong Yin, Xian-He Sun, Rajeev Thakur, William Gropp, "Rethinking High Performance Computing System Architecture for Scientific Big Data Applications," in Proc. of the 14th IEEE Int'l Symposium on Parallel and Distributed Processing with Applications (ISPA-16), August 2016. (pdf)
Ashwin M. Aji, Lokendra S. Panwar, Feng Ji, Karthik Murthy, Milind Chabbi, Pavan Balaji, Keith R. Bisset, James Dinan, Wu-chun Feng, John Mellor-Crummey, Xiaosong Ma, and Rajeev Thakur, "MPI-ACC: Accelerator-Aware MPI for Scientific Applications," IEEE Transactions on Parallel and Distributed Systems, 27(5):1401-1414, May 2016. (pdf)

William Gropp and Rajeev Thakur, "Message Passing Interface," Programming Models for Parallel Computing, MIT Press, Ch. 1, pp. 1-21, 2015. (link)
Hassan Eslami, Anthony Kougkas, Maria Kotsifakou, Theodoros Kasampalis, Kun Feng, Yin Lu, William Gropp, Xian-He Sun, Yong Chen, Rajeev Thakur, "Efficient Disk-to-Disk Sorting: A Case Study in the Decoupled Execution Paradigm," in Proc. of the 2015 Int'l Workshop on Data-Intensive Scalable Computing Systems (DISCS) (held in conjunction with SC15), November 2015. (pdf)
Swann Perarnau, Rajeev Thakur, Kamil Iskra, Ken Raffenetti, Franck Cappello, Rinku Gupta, Pete Beckman, Marc Snir, Henry Hoffmann, Martin Schulz, and Barry Rountree, "Distributed Monitoring and Management of Exascale Systems in the Argo Project," in Proc. of the 15th IFIP Int'l Conference on Distributed Applications and Interoperable Systems (DAIS), June 2015. (pdf)
Torsten Hoefler, James Dinan, Rajeev Thakur, Brian Barrett, Pavan Balaji, and William Gropp, "Remote Memory Access Programming in MPI-3," ACM Transactions on Parallel Computing, Vol. 7, No. 2, pp. 9:1-9:26, July 2015. (pdf)
Yong Chen, Yin Lu, Prathamesh Amritkar, Rajeev Thakur, and Yu Zhuang, "Performance Model Directed Data Sieving for High Performance I/O," Journal of Supercomputing, 71(6):2066-2090, June 2015. (pdf)
Seong Jo Kim, Yuanrui Zhang, Seung Woo Son, Mahmut Kandemir, Wei-keng Liao, Rajeev Thakur, Alok Choudhary, "IOPro: A Parallel I/O Profiling and Visualization Framework for High-Performance Storage Systems," Journal of Supercomputing, 71(3):840-870, March 2015. (pdf)
Yin Lu, Yong Chen, Yu Zhuang, Jialin Liu, Rajeev Thakur, "Collective Input/Output under Memory Constraints," Int'l Journal of High Performance Computing Applications, 29(1):21-36, February 2015. (pdf)

James Dinan, Ryan E. Grant, Pavan Balaji, David Goodell, Douglas Miller, Marc Snir, and Rajeev Thakur, "Enabling Communication Concurrency Through Flexible MPI Endpoints," Int'l Journal of High Performance Computing Applications, 28(4):390-405, November 2014. (pdf)
Yanlong Yin, Antonios Kougkas, Kun Feng, Hassan Eslami, Yin Lu, Xian-He Sun, Rajeev Thakur, and William Gropp, "Rethinking Key-Value Store for Parallel I/O Optimization," in Proc. of the 3rd Int'l Workshop on Data-Intensive Scalable Computing Systems (DISCS) (held in conjunction with SC14), November 2014. (pdf)
Wei-keng Liao and Rajeev Thakur, "MPI-IO," High Performance Parallel I/O, CRC Press, Ch. 13, pp. 157-169, 2014.
John Jenkins, James Dinan, Pavan Balaji, Tom Peterka, Nagiza F. Samatova, and Rajeev Thakur, "Processing MPI Derived Datatypes on Noncontiguous GPU-Resident Data," IEEE Transactions on Parallel and Distributed Systems, 25(10):2627-2637, October 2014. (pdf)
Anshu Dubey, Steve R. Brandt, Richard Brower, Merle Giles, Paul Hovland, Donald Q. Lamb, Frank Loffler, Boyana Norris, Brian W. O'Shea, Claudio Rebbi, Marc Snir, Rajeev Thakur, and Petros Tzeferacos, "Software Abstractions and Methodologies for HPC Simulation Codes on Future Architectures," Journal of Open Research Software, 2(1):e14, pp. 1-5, 2014. (pdf)
Chao Chen, Yong Chen, Kun Feng, Yanlong Yin, Hassan Eslami, Rajeev Thakur, Xian-He Sun, and William D. Gropp, "Decoupled I/O for Data-Intensive High Performance Computing," in Proceedings of the 7th Int'l Workshop on Parallel Programming Models and Systems Software for High-End Computing (P2S2), September 2014. (pdf)

Torsten Hoefler, James Dinan, Darius Buntinas, Pavan Balaji, Brian Barrett, Ron Brightwell, William Gropp, Vivek Kale, and Rajeev Thakur, "MPI+MPI: A New, Hybrid Approach to Parallel Programming with MPI Plus Shared Memory Computing," Computing, 95(12):1121–1136, December 2013. (pdf)
Xin Zhao, Pavan Balaji, William Gropp, and Rajeev Thakur, "Optimization Strategies for MPI-Interoperable Active Messages," in Proc. of the 13th IEEE Int'l Conference on Scalable Computing and Communication (ScalCom 2013), December 2013. (pdf) (Best Paper Award)
Xin Zhao, Pavan Balaji, William Gropp, and Rajeev Thakur, "MPI-Interoperable Generalized Active Messages," in Proc. of 19th IEEE Int'l Conference on Parallel and Distributed Systems (ICPADS'13), December 2013. (pdf)
James Dinan, Pavan Balaji, David Goodell, Douglas Miller, Marc Snir, and Rajeev Thakur, "Enabling MPI Interoperability Through Flexible Communication Endpoints," in Proc. of the 20th European MPI Users' Group Meeting (EuroMPI 2013), September 2013. (pdf)
Antonio J. Peña, Ralf G. Correa Carvalho, James Dinan, Pavan Balaji, Rajeev Thakur, and William Gropp, "Analysis of Topology-Dependent MPI Performance on Gemini Networks," in Proc. of the 19th European MPI Users' Group Meeting (EuroMPI 2013), September 2013. (pdf)
Palden Lama, Yan Li, Ashwin M. Aji, Pavan Balaji, James Dinan, Shucai Xiao, Yunquan Zhang, Wu-chun Feng, Rajeev Thakur, and Xiaobo Zhou, "pVOCL: Power-Aware Dynamic Placement and Migration in Virtualized GPU Environments," in Proc. of the 33rd Int'l Conference on Distributed Computing Systems (ICDCS), July 2013. (pdf)
Ashwin M. Aji, Lokendra S. Panwar, Feng Ji, Milind Chabbi, Karthik Murthy, Pavan Balaji, Keith R. Bisset, James Dinan, Wu-chun Feng, John Mellor-Crummey, Xiaosong Ma, and Rajeev Thakur, "On the Efficacy of GPU-Integrated MPI for Scientific Applications," in Proc. of the 22nd ACM Symposium on High-Performance Parallel and Distributed Computing (HPDC'13), June 2013. (pdf)
Yin Lu, Yong Chen, Rajeev Thakur, and Yu Zhuang, "Memory-Conscious Collective I/O for Extreme Scale HPC Systems," in Proc. of the Int'l Workshop on Runtime and Operating Systems for Supercomputers (ROSS 2013) at ICS 2013, June 2013. (pdf)
Ashwin Aji, Pavan Balaji, James Dinan, Wuchun Feng, and Rajeev Thakur, "Synchronization and Ordering Semantics in Hybrid MPI+GPU Programming," in Proc. of the 3rd Int'l Workshop on Accelerators and Hybrid Exascale Systems (AsHES) at IPDPS 2013, May 2013. (pdf)
Yanlong Yin, Jibing Li, Jun He, Xian-He Sun, and Rajeev Thakur, "Pattern-Direct and Layout-Aware Replication Scheme for Parallel I/O Systems," in Proc. of the 27th IEEE Int'l Parallel and Distributed Processing Symposium (IPDPS 2013), May 2013. (pdf)
Xin Zhao, Darius Buntinas, Judicael Zounmevo, James Dinan, David Goodell, Pavan Balaji, Rajeev Thakur, Ahmad Afsahi, and William Gropp, "Towards Asynchronous, MPI-Interoperable Active Messages," in Proc. of the 13th IEEE Int'l Symposium on Cluster Computing and the Grid (CCGrid 2013), May 2013. (pdf)

Seong Jo Kim, Seung Woo Son, Wei-keng Liao, Mahmut Kandemir, Rajeev Thakur, and Alok Choudhary, "IOPin: Runtime Profiling of Parallel I/O in HPC Systems," in Proc. of the 7th Parallel Data Storage Workshop (PDSW) (held in conjunction with SC12), November 2012. (pdf)
Yong Chen, Chao Chen, Xian-He Sun, William D. Gropp, Rajeev Thakur, "A Decoupled Execution Paradigm for Data-Intensive High-End Computing," in Proc. of the IEEE Int'l Conference on Cluster Computing (Cluster 2012), September 2012. (pdf)
Jun He, Xian-He Sun, Rajeev Thakur, "KNOWAC: I/O Prefetch via Accumulated Knowledge," in Proc. of the IEEE Int'l Conference on Cluster Computing (Cluster 2012), September 2012. (pdf)
John Jenkins, James Dinan, Pavan Balaji, Nagiza F. Samatova, Rajeev Thakur, "Enabling Fast, Noncontiguous GPU Data Movement in Hybrid MPI+GPU Environments," in Proc. of the IEEE Int'l Conference on Cluster Computing (Cluster 2012), September 2012. (pdf)
James Dinan, David Goodell, William Gropp, Rajeev Thakur and Pavan Balaji, "Efficient Multithreaded Context ID Allocation in MPI," in Proc. of the 19th European MPI Users' Group Meeting (EuroMPI 2012), September 2012. (pdf)
Torsten Hoefler, James Dinan, Darius Buntinas, Pavan Balaji, Brian Barrett, Ron Brightwell, William Gropp, Vivek Kale and Rajeev Thakur, "Leveraging MPI's One-Sided Communication Interface for Shared-Memory Programming," in Proc. of the 19th European MPI Users' Group Meeting (EuroMPI 2012), September 2012. (pdf)
Hui Jin, Jiayu Ji, Xian-He Sun, Yong Chen, Rajeev Thakur, "CHAIO: Enabling HPC Applications on Data-Intensive File Systems," in Proc. of the 2012 Int'l Conference on Parallel Processing, September 2012. (pdf)
Ashwin Aji, James Dinan, Darius Buntinas, Pavan Balaji, Wu-chun Feng, Keith Bisset, Rajeev Thakur, "MPI-ACC: An Integrated and Extensible Approach to Data Movement in Accelerator-Based Systems," in Proc. of the 14th IEEE Int'l Conference on High Performance Computing and Communications (HPCC-2012), June 2012. (pdf)
Feng Ji, Ashwin M. Aji, James Dinan, Darius Buntinas, Pavan Balaji, Rajeev Thakur, Wu-Chun Feng, Xiaosong Ma, "DMA-Assisted, Intranode Communication in GPU Accelerated Systems," in Proc. of the 14th IEEE Int'l Conference on High Performance Computing and Communications (HPCC-2012), June 2012. (pdf)
Yin Lu, Yong Chen, Prathamesh Amritkar, Rajeev Thakur, and Yu Zhuang, "A New Data Sieving Approach for High Performance I/O," in Proc. of the 7th Int'l Conference on Future Information Technology (FutureTech'12), June 2012. (pdf) (Best Paper Award)
Huaiming Song, Hui Jin, Jun He, Xian-He Sun, and Rajeev Thakur, "A Server-Level Adaptive Data Layout Strategy for Parallel File Systems," in Proc. of the 2012 Int'l Workshop on High Performance Data Intensive Computing (HPDIC 2012) (held in conjunction with IPDPS 2012), May 2012. (pdf)
Shucai Xiao, Pavan Balaji, Qian Zhu, Rajeev Thakur, Susan Coghlan, Heshan Lin, Gaojin Wen, Jue Hong and Wu-chun Feng, "VOCL: An Optimized Environment for Transparent Virtualization of Graphics Processing Units," in Proc. of 2012 Innovative Parallel Computing: Foundations & Applications of GPU, Manycore, and Heterogeneous Systems (InPar 2012), May 2012. (pdf)
Shucai Xiao, Pavan Balaji, James Dinan, Qian Zhu, Rajeev Thakur, Susan Coghlan, Heshan Lin, Gaojin Wen, Jue Hong, and Wu-Chun Feng, "Transparent Accelerator Migration in a Virtualized GPU Environment," in Proc. of the 12th IEEE Int'l Symposium on Cluster Computing and the Grid (CCGrid 2012), May 2012. (pdf)
Yanlong Yin, Surendra Byna, Huaiming Song, Xian-He Sun, and Rajeev Thakur, "Boosting Application-Specific Parallel I/O Optimization Using IOSIG," in Proc. of the 12th IEEE Int'l Symposium on Cluster Computing and the Grid (CCGrid 2012), May 2012. (pdf)

Ganesh Gopalakrishnan, Robert M. Kirby, Stephen Siegel, Rajeev Thakur, William Gropp, Ewing Lusk, Bronis R. de Supinski, Martin Schulz, and Greg Bronevetsky, "Formal Analysis of MPI-Based Parallel Programs," Communications of the ACM, 54(12):82-91, December 2011.
Huaiming Song, Yanlong Yin, Xian-He Sun, Rajeev Thakur, Samuel Lang, "Server-Side I/O Coordination for Parallel File Systems," in Proc. of SC11: Int'l Conference on High Performance Computing, Networking, Storage, and Analysis, November 2011. (pdf)
William Gropp, Torsten Hoefler, Rajeev Thakur, and Jesper Larsson Träff, "Performance Expectations and Guidelines for MPI Derived Datatypes," in Proc. of the 18th European MPI Users' Group Meeting (EuroMPI 2011), September 2011. (pdf)
David Goodell, William Gropp, Xin Zhao, and Rajeev Thakur, "Scalable Memory Use in MPI: A Case Study with MPICH2," in Proc. of the 18th European MPI Users' Group Meeting (EuroMPI 2011), September 2011. (pdf)
Huaiming Song, Yanlong Yin, Xian-He Sun, Rajeev Thakur and Samuel Lang, "A Segment-Level Adaptive Data Layout Scheme for Improved Load Balance in Parallel File Systems," in Proc. of the 11th IEEE Int'l Symposium on Cluster Computing and the Grid (CCGrid 2011), May 2011. (pdf)
Yong Chen, Xian-He Sun, Rajeev Thakur, Philip C. Roth, and William D. Gropp, "LACIO: A New Collective I/O Strategy for Parallel I/O Systems," in Proc. of the 25th IEEE Int'l Parallel and Distributed Processing Symposium (IPDPS 2011), May 2011. (pdf)
Seung Woo Son, Samuel Lang, Robert Latham, Robert Ross, and Rajeev Thakur, "Reliable MPI-IO through Layout-Aware Replication," in Proc. of the 7th IEEE Int'l Workshop on Storage Network Architecture and Parallel I/O (SNAPI 2011), May 2011. (pdf)
Pavan Balaji, Darius Buntinas, David Goodell, William Gropp, Torsten Hoefler, Sameer Kumar, Ewing Lusk, Rajeev Thakur, and Jesper Larsson Träff, "MPI on Millions of Cores," Parallel Processing Letters, 21(1):45-60, March 2011. (pdf)
Torsten Hoefler, Rolf Rabenseifner, Hubert Ritzdorf, Bronis R. de Supinski, Rajeev Thakur, and Jesper Larsson Träff, "The Scalable Process Topology Interface of MPI 2.2," Concurrency and Computation: Practice and Experience, 23(4):293-310, March 2011. (pdf)

P. Balaji, W. Feng, H. Lin, J. Archuleta, S. Matsuoka, A. Warren, J. Setubal, E. Lusk, R. Thakur, I. Foster, K. Shinpaugh, S. Coghlan, and D. Reed, "Global-scale Distributed I/O with ParaMEDIC," Concurrency and Computation: Practice and Experience, 22(16):2266-2281, November 2010. (pdf)
David Goodell, Pavan Balaji, Darius Buntinas, Gabor Dozsa, William Gropp, Sameer Kumar, Bronis R. de Supinski, and Rajeev Thakur, "Minimizing MPI Resource Contention in Multithreaded Multicore Environments," in Proc. of the IEEE Int'l Conference on Cluster Computing (Cluster 2010), September 2010. (pdf)
Yong Chen, Xian-He Sun, Rajeev Thakur, Huaiming Song, and Hui Jin, "Improving Parallel I/O Performance with Data Layout Awareness," in Proc. of the IEEE Int'l Conference on Cluster Computing (Cluster 2010), September 2010. (pdf)
Gabor Dozsa, Sameer Kumar, Pavan Balaji, Darius Buntinas, David Goodell, William Gropp, Joseph Ratterman, and Rajeev Thakur, "Enabling Concurrent Multithreaded MPI Communication on Multicore Petascale Systems," in Proc. of the 17th European MPI Users' Group Meeting (EuroMPI 2010), September 2010. (pdf)
Torsten Hoefler, William Gropp, Rajeev Thakur, and Jesper Larsson Träff, "Toward Performance Models of MPI Implementations for Understanding Application Scaling Issues," in Proc. of the 17th European MPI Users' Group Meeting (EuroMPI 2010), September 2010. (pdf)
Pavan Balaji, Darius Buntinas, David Goodell, William Gropp, Jayesh Krishna, Ewing Lusk, and Rajeev Thakur, "PMI: A Scalable Parallel Process Management Interface for Extreme-Scale Systems," in Proc. of the 17th European MPI Users' Group Meeting (EuroMPI 2010), September 2010. (pdf)
Jayesh Krishna, Pavan Balaji, Ewing Lusk, Rajeev Thakur, and Fabian Tillier, "Implementing MPI on Windows: Comparison with Common Approaches on Unix," in Proc. of the 17th European MPI Users' Group Meeting (EuroMPI 2010), September 2010. (pdf)
Zhiling Lan, Jiexing Gu, Ziming Zheng, Rajeev Thakur, and Susan Coghlan, "A Study of Dynamic Meta-Learning for Failure Prediction in Large-Scale Systems," Journal of Parallel and Distributed Computing, 70(6): 630-643, June 2010. (pdf)
James Dinan, Pavan Balaji, Ewing Lusk, P. Sadayappan, and Rajeev Thakur, "Hybrid Parallel Programming with MPI and Unified Parallel C," in Proc. of the 2010 ACM Int'l Conference on Computing Frontiers, May 2010. (pdf)
Seung Woo Son, Samuel Lang, Philip Carns, Robert Ross, Rajeev Thakur, Berkin Ozisikyilmaz, Prabat Kumar, Wei-Keng Liao, and Alok Choudhary, "Enabling Active Storage on Parallel I/O Software Stacks," in Proc. of the 26th IEEE Symposium on Massive Storage Systems and Technologies, May 2010. (pdf)
Jesper Larsson Träff, William D. Gropp, and Rajeev Thakur, "Self-Consistent MPI Performance Guidelines," IEEE Transactions on Parallel and Distributed Systems, (21)5:698-709, May 2010. (pdf)
Pavan Balaji, Anthony Chan, William Gropp, Rajeev Thakur, and Ewing Lusk, "The Importance of Non-Data-Communication Overheads in MPI," Int'l Journal of High Performance Computing Applications, 24(1):5-15, Spring 2010. (pdf)
Pavan Balaji, Darius Buntinas, David Goodell, William Gropp, and Rajeev Thakur, "Fine-Grained Multithreading Support for Hybrid Threaded MPI Programming," Int'l Journal of High Performance Computing Applications, 24(1):49-57, Spring 2010. (pdf)
Jesper Larsson Träff, Andreas Ripke, Christian Siebert, Pavan Balaji, and Rajeev Thakur, and William Gropp, "A Pipelined Algorithm for Large, Irregular All-Gather Problems," Int'l Journal of High Performance Computing Applications, 24(1):58-68, Spring 2010. (pdf)
Salman Pervez, Ganesh Gopalakrishnan, Robert M. Kirby, Rajeev Thakur, and William Gropp, "Formal Methods Applied to High Performance Computing Software Design: A Case Study of MPI One-Sided Communication Based Locking," Software: Practice and Experience, 40(1):23-43, January 2010. (pdf)

Rajeev Thakur and William Gropp, "Test Suite for Evaluating Performance of Multithreaded MPI Communication," Parallel Computing, 35(12):608-617, December 2009. (pdf)
Tom Peterka, David Goodell, Robert Ross, Han-Wei Shen, and Rajeev Thakur, "A Configurable Algorithm for Parallel Image Compositing Applications," in Proc. of SC09: Int'l Conference on High Performance Computing, Networking, Storage, and Analysis, November 2009. (pdf)
Pavan Balaji, Darius Buntinas, David Goodell, William Gropp, Sameer Kumar, Ewing Lusk, Rajeev Thakur, and Jesper Larsson Träff, "MPI on a Million Processors," in Proc. of the 16th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2009), September 2009. (pdf) (selected as outstanding paper)
Robert Ross, Robert Latham, William Gropp, Ewing Lusk, and Rajeev Thakur, "Processing MPI Datatypes outside MPI," in Proc. of the 16th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2009), September 2009. (pdf) (selected as outstanding paper)
Anh Vo, Sarvani Vakkalanka, Jason Williams, Ganesh Gopalakrishnan, Robert Kirby, and Rajeev Thakur, "Sound and Efficient Dynamic Verification of MPI Programs with Probe Non-Determinism," in Proc. of the 16th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2009), September 2009. (pdf)
Sriram Aananthakrishnan, Michael DeLisi, Sarvani Vakkalanka, Anh Vo, Ganesh Gopalakrishnan, Robert Kirby, and Rajeev Thakur, "How Formal Dynamic Verification Tools Facilitate Novel Concurrency Visualizations," in Proc. of the 16th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2009), September 2009. (pdf)
Saba Sehrish, Jun Wang, and Rajeev Thakur, "Conflict Detection Algorithm to Minimize Locking For MPI-IO Atomicity," in Proc. of the 16th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2009), September 2009. (pdf)
Vinod Tipparaju, William Gropp, Hubert Ritzdorf, Rajeev Thakur, and Jesper Larsson Träff, "Investigating High Performance RMA Interfaces for the MPI-3 Standard," in Proc. of the 2009 Int'l Conference on Parallel Processing, September 2009. (pdf)
Alok Choudhary, Wei-keng Liao, Kui Gao, Arifa Nisar, Robert Ross, Rajeev Thakur, and Robert Latham, "Scalable I/O and Analytics," Journal of Physics: Conference Series (SciDAC 2009), Vol 180, 2009. (pdf)
P. Lai, P. Balaji, R. Thakur, and D. K. Panda, "ProOnE: A General Purpose Protocol Onload Engine for Multi- and Many-Core Architectures," Computer Science -- Research and Development23(3-4):133-142, June 2009. (pdf)
Pavan Balaji, Anthony Chan, Rajeev Thakur, William Gropp, and Ewing Lusk, "Toward Message Passing for a Million Processes: Characterizing MPI on a Massive Scale Blue Gene/P," Computer Science -- Research and Development, 24(1-2):11-19, September 2009. (pdf) (Best Paper Award at the Int'l Supercomputing Conference (ISC) 2009)
G. Santhanaraman, P. Balaji, K. Gopalakrishnan, R. Thakur, W. Gropp and D. K. Panda. "Natively Supporting True One-sided Communication in MPI on Multi-core Systems with InfiniBand," in Proc. of the 9th IEEE Int'l Symposium on Cluster Computing and the Grid (CCGrid 2009), May 2009. (pdf)
Anh Vo, Sarvani Vakkalanka, Michael Delisi, Ganesh Gopalakrishnan, Robert M. Kirby, Rajeev Thakur, "Formal Verification of Practical MPI Programs," in Proc. of the 14th ACM SIGPLAN Symposium on Principles and Practice of Parallel Programming (PPoPP 2009), February 2009. (pdf)

Pavan Balaji, Sitha Bhagvat, Rajeev Thakur, and Dhabaleswar Panda, "Sockets Direct Protocol for Hybrid Network Stacks: A Case Study with iWARP over 10G Ethernet," in Proc. of the 15th Int'l Conference on High Performance Computing (HiPC 2008), December 2008. (pdf)
Anthony Chan, Pavan Balaji, William Gropp, and Rajeev Thakur, "Communication Analysis of Parallel 3D FFT for Flat Cartesian Meshes on Large Blue Gene Systems," in Proc. of the 15th Int'l Conference on High Performance Computing (HiPC 2008), December 2008. (pdf)
Yong Chen, Surendra Byna, Xian-He Sun, Rajeev Thakur, and William Gropp, "Hiding I/O Latency with Pre-execution Prefetching for Parallel Applications," in Proc. of SC08: Int'l Conference on High Performance Computing, Networking, Storage, and Analysis, November 2008. (pdf)
Surendra Byna, Yong Chen, Xian-He Sun, Rajeev Thakur, and William Gropp, "Parallel I/O Prefetching Using MPI File Caching and I/O Signatures," in Proc. of SC08: Int'l Conference on High Performance Computing, Networking, Storage, and Analysis, November 2008. (pdf)
P. Balaji, A. Chan, W. Gropp, R. Thakur, and E. Lusk, "Non-Data-Communication Overheads in MPI: Analysis on Blue Gene/P," in Proc. of the 15th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2008), September 2008. (pdf) (selected as outstanding paper)
Pavan Balaji, Darius Buntinas, David Goodell, William Gropp, and Rajeev Thakur, "Toward Efficient Support for Multithreaded MPI Communication," in Proc. of the 15th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2008), September 2008. (pdf)
William Gropp, Dries Kimpe, Robert Ross, Rajeev Thakur and Jesper Larsson Träff, "Self-Consistent MPI-IO Performance Requirements and Expectations," in Proc. of the 15th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2008), September 2008. (pdf)
Jesper Larsson Träff, Andreas Ripke, Christian Siebert, Pavan Balaji, and Rajeev Thakur, and William Gropp, "A Simple, Pipelined Algorithm for Large, Irregular All-Gather Problems," in Proc. of the 15th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2008), September 2008. (pdf)
Subodh Sharma, Sarvani Vakkalanka, Ganesh Gopalakrishnan, Robert M. Kirby, Rajeev Thakur, and William Gropp, "A Formal Approach to Detect Functionally Irrelevant Barriers in MPI Programs," in Proc. of the 15th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2008), September 2008. (pdf)
Sarvani Vakkalanka, Michael DeLisi, Ganesh Gopalakrishnan, Robert M. Kirby, Rajeev Thakur, and William Gropp, "Implementing Efficient Dynamic Formal Verification Methods for MPI Programs," in Proc. of the 15th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2008), September 2008. (pdf)
P. Balaji, W. Feng, H. Lin, J. Archuleta, S. Matsuoka, A. Warren, J. Setubal, E. Lusk, R. Thakur, I. Foster, D. S. Katz, S. Jha, K. Shinpaugh, S. Coghlan, and D. Reed, "Distributed I/O with ParaMEDIC: Experiences with a Worldwide Supercomputer," in Proc. of the Int'l Supercomputing Conference (ISC'08), June 2008. (pdf) (Best Paper Award)
P. Balaji, W. Feng, J. Archuleta, H. Lin, R. Kettimuttu, R. Thakur, and X. Ma, "Semantics-based Distributed I/O for mpiBLAST", in Proc. of the 13th ACM SIGPLAN Symposium on Principles and Practice of Parallel Programming (PPoPP 2008), February 2008. (short paper) (pdf)

P. Balaji, W. Feng, S. Bhagvat, D. K. Panda, R. Thakur, W. Gropp, "Analyzing the Impact of Supporting Out-of-Order Communication on In-Order Performance with iWARP," in Proc. of SC07, November 2007. (pdf)
Jesper Larsson Träff, William Gropp, and Rajeev Thakur, "Self-Consistent MPI Performance Requirements," in Proc. of the 14th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2007), September 2007, pp. 36-45. (pdf) (selected as outstanding paper)
Rajeev Thakur and William Gropp, "Test Suite for Evaluating Performance of MPI Implementations That Support MPI_THREAD_MULTIPLE," in Proc. of the 14th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2007), September 2007, pp. 46-55. (pdf) (selected as outstanding paper)
William Gropp and Rajeev Thakur, "Revealing the Performance of MPI RMA Implementations," in Proc. of the 14th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2007), September 2007, pp. 272-280. (pdf)
Salman Pervez, Ganesh Gopalakrishnan, Robert M. Kirby, Robert Palmer, Rajeev Thakur, and William Gropp, "Practical Model Checking Method for Verifying Correctness of MPI Programs," Proc. of the 14th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2007), September 2007, pp. 344-353. (pdf)
Robert Latham, William Gropp, Robert Ross, and Rajeev Thakur, "Extending the MPI-2 Generalized Request Interface," in Proc. of the 14th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2007), September 2007, pp. 223-232. (pdf)
Rajeev Thakur and William Gropp, "Open Issues in MPI Implementation," in Proc. of the 12th Asia-Pacific Computer Systems Architecture Conference (ACSAC 2007), August 2007, pp. 327-338. (pdf)
William Gropp and Rajeev Thakur, "Thread Safety in an MPI Implementation: Requirements and Analysis," Parallel Computing, 33(9):595-604, September 2007. (pdf)
Prashasta Gujrati, Yawei Li, Zhiling Lan, Rajeev Thakur, and John White, "A Meta-Learning Failure Predictor for Blue Gene/L Systems," in Proc. of the 2007 Int'l Conference on Parallel Processing, September 2007. (pdf)
Pavan Balaji, Sitha Bhagvat, Dhabaleswar Panda, Rajeev Thakur, and William Gropp, "Advanced Flow-control Mechanisms for the Sockets Direct Protocol over InfiniBand," in Proc. of the 2007 Int'l Conference on Parallel Processing, September 2007. (pdf)
Robert Latham, Robert Ross, and Rajeev Thakur, "Implementing MPI-IO Atomic Mode and Shared File Pointers Using MPI One-Sided Communication," Int'l Journal of High Performance Computing Applications, 21(2):132-143, Summer 2007. (pdf)
Subhash Saini, Dale Talcott, Rajeev Thakur, Panagiotis Adamidis, Rolf Rabenseifner, and Robert Ciotti, "Parallel I/O Performance Characterization of Columbia and NEC SX-8 Superclusters," in Proc. of the 21st IEEE Int'l Parallel and Distributed Processing Symposium (IPDPS 2007), March 2007. (pdf)
P. Balaji, D. Buntinas, S. Balay, B. Smith, R. Thakur, W. Gropp, "Nonuniformly Communicating Noncontiguous Data: A Case Study with PETSc and MPI," in Proc. of the 21st IEEE Int'l Parallel and Distributed Processing Symposium (IPDPS 2007), March 2007. (pdf)

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 Proc. of the IEEE Int'l Conference on Cluster Computing (Cluster 2006), September 2006. (pdf)
William Gropp and Rajeev Thakur, "Issues in Developing a Thread-Safe MPI Implementation," in Proc. of the 13th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2006), September 2006, pp. 12-21. (pdf) (selected as outstanding paper)
Salman Pervez, Ganesh Gopalakrishnan, Robert M. Kirby, Rajeev Thakur, and William Gropp, "Formal Verification of Programs That Use MPI One-Sided Communication," in Proc. of the 13th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2006), September 2006, pp. 30-39. (pdf) (selected as outstanding paper)
Robert Latham, Robert Ross, and Rajeev Thakur, "Can MPI Be Used for Persistent Parallel Services?," in Proc. of the 13th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2006), September 2006, pp. 275-284. (pdf)
Surendra Byna, Xian-He Sun, Rajeev Thakur, and William Gropp, "Automatic Memory Optimizations for Improving MPI Derived Datatype Performance," in Proc. of the 13th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2006), September 2006, pp. 238-246. (pdf)
Ernie Chan, Robert van de Geijn, William Gropp, Rajeev Thakur, "Collective Communication on Architectures that Support Simultaneous Communication over Multiple Links," in Proc. of the ACM SIGPLAN 2006 Symposium on Principles and Practice of Parallel Programming (PPoPP 2006), March 2006. (pdf)
Jonghyun Lee, Robert Ross, Scott Atchley, Micah Beck, and Rajeev Thakur, "MPI-IO/L: Efficient Remote I/O for MPI-IO via Logistical Networking," in Proc. of the 20th IEEE Int'l Parallel and Distributed Processing Symposium (IPDPS 2006), April 2006. (pdf)
H. Yu, R. K. Sahoo, C. Howson, G. Almasi, J. G. Castanos, M. Gupta J. E. Moreira, J. J. Parker, T. E. Engelsiepen, R. Ross, R. Thakur, R. Latham, and W. D. Gropp, "High Performance File I/O for the BlueGene/L Supercomputer," in Proc. of the 12th Int'l Symposium on High-Performance Computer Architecture (HPCA-12), February 2006. (pdf)
Murali Vilayannur, Anand Sivasubramaniam, Mahmut Kandemir, Rajeev Thakur, and Robert Ross, "Discretionary Caching for I/O on Clusters," in Cluster Computing, 9(1):29-44, January 2006. (ps, pdf)

William Gropp and Rajeev Thakur, "An Evaluation of Implementation Options for MPI One-Sided Communication," in Proc. of the 12th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2005), Recent Advances in Parallel Virtual Machine and Message Passing Interface, Lecture Notes in Computer Science, LNCS 3666, Springer, September 2005, pp. 415-424. (ps, pdf)
Rajeev Thakur, Robert Ross, and Robert Latham, "Implementing Byte-Range Locks Using MPI One-Sided Communication," in Proc. of the 12th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2005), Recent Advances in Parallel Virtual Machine and Message Passing Interface, Lecture Notes in Computer Science, LNCS 3666, Springer, September 2005, pp. 119-128. (ps, pdf) (Note: We subsequently discovered a bug in this algorithm that can lead to deadlock. See this paper published in Euro PVM/MPI 2006 for details and proposed fixes.)
Robert Latham, Robert Ross, Rajeev Thakur, and Brian Toonen, "Implementing MPI-IO Shared File Pointers without File System Support," in Proc. of the 12th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2005), Recent Advances in Parallel Virtual Machine and Message Passing Interface, Lecture Notes in Computer Science, LNCS 3666, Springer, September 2005, pp. 84-93. (ps, pdf)
Robert Ross, Rajeev Thakur, and Alok Choudhary, "Achievements and Challenges for I/O in Computational Science," Journal of Physics: Conference Series (SciDAC 2005), 16:501-509, 2005. (pdf)
Rajeev Thakur, William Gropp, and Brian Toonen, "Optimizing the Synchronization Operations in MPI One-Sided Communication," Int'l Journal of High Performance Computing Applications, 19(2):119-128, Summer 2005. (ps, pdf)
Robert Ross, Robert Latham, William Gropp, Rajeev Thakur, and Brian Toonen, "Implementing MPI-IO Atomic Mode Without File System Support," in Proc. of the 5th IEEE/ACM Int'l Symposium on Cluster Computing and the Grid (CCGrid 2005), May 2005. (pdf)
Rajeev Thakur, Rolf Rabenseifner, and William Gropp, "Optimization of Collective Communication Operations in MPICH," Int'l Journal of High Performance Computing Applications, 19(1):49-66, Spring 2005. (ps, pdf)

Rob Latham, Rob Ross, and Rajeev Thakur, "The Impact of File Systems on MPI-IO Scalability," in Proc. of the 11th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2004), Recent Advances in Parallel Virtual Machine and Message Passing Interface, Lecture Notes in Computer Science, LNCS 3241, Springer, September 2004, pp. 87-96. (pdf)
Weihang Jiang, Jiuxing Liu, Hyun-Wook Jin, Dhabaleswar K. Panda, Darius Buntinas, Rajeev Thakur, and William Gropp, "Efficient Implementation of MPI-2 Passive One-Sided Communication on InfiniBand Clusters," in Proc. of the 11th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2004), Recent Advances in Parallel Virtual Machine and Message Passing Interface, Lecture Notes in Computer Science, LNCS 3241, Springer, September 2004, pp. 68-76. (pdf)
Rajeev Thakur, William Gropp, and Brian Toonen, "Minimizing Synchronization Overhead in the Implementation of MPI One-Sided Communication," in Proc. of the 11th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2004), Recent Advances in Parallel Virtual Machine and Message Passing Interface, Lecture Notes in Computer Science, LNCS 3241, Springer, September 2004, pp. 57-67. (ps, pdf)
Jonghyun Lee, Xiaosong Ma, Robert Ross, Rajeev Thakur, and Marianne Winslett, "RFS: Efficient and Flexible Remote File Access for MPI-IO," in Proc. of the IEEE Int'l Conference on Cluster Computing (Cluster 2004), September 2004. (pdf)
Surendra Byna, Xian-He Sun, William Gropp, and Rajeev Thakur, "Predicting Memory-Access Cost Based on Data-Access Patterns," in Proc. of the IEEE Int'l Conference on Cluster Computing (Cluster 2004), September 2004. (pdf)
Weihang Jiang, Jiuxing Liu, Hyun-Wook Jin, Dhabaleswar K. Panda, William Gropp, and Rajeev Thakur, "High Performance MPI-2 One-Sided Communication over Infiniband," in Proc. of the 4th IEEE/ACM Int'l Symposium on Cluster Computing and the Grid (CCGrid 2004), April 2004. (pdf)
Tarek El-Ghazawi, Francois Cantonnet, Proshanta Saha, Rajeev Thakur, Rob Ross, and Dan Bonachea, "UPC-IO: A Parallel I/O API for UPC," Version 1.0, Technical Report, High Performance Computing Laboratory, George Washington University, July 2004. (pdf)
Murali Vilayannur, Robert B. Ross, Philip H. Carns, Rajeev Thakur, Anand Sivasubramaniam, and Mahmut Kandemir, "On the Peformance of the POSIX I/O Interface to PVFS," in Proc. of the 12th Euromicro Conference on Parallel, Distributed, and Network-based Processing, February 2004, pp. 332-339. (ps, pdf)

Surendra Byna, William Gropp, Xian-He Sun, and Rajeev Thakur, "Improving the Performance of MPI Derived Datatypes by Optimizing Memory-Access Cost," in Proc. of the IEEE Int'l Conference on Cluster Computing (Cluster 2003), December 2003, pp. 412-419. (ps, pdf)
Jianwei Li, Wei-keng Liao, Alok Choudhary, Robert Ross, Rajeev Thakur, William Gropp, Rob Latham, Andrew Siegel, Brad Gallagher, and Michael Zingale, "Parallel netCDF: A High-Performance Scientific I/O Interface," in Proc. of SC2003, November 2003. (pdf)
Rajeev Thakur and William Gropp, "Improving the Performance of Collective Operations in MPICH," in Proc. of the 10th European PVM/MPI Users' Group Meeting (Euro PVM/MPI 2003), Recent Advances in Parallel Virtual Machine and Message Passing Interface, Lecture Notes in Computer Science, LNCS 2840, Springer, September 2003, pp. 257-267. (ps, pdf)
Jaechun No, Rajeev Thakur, and Alok Choudhary, "High-Performance Scientific Data Management System," Journal of Parallel and Distributed Computing, 64(4):434-447, April 2003. (ps, pdf)

Books

William Gropp, Torsten Hoefler, Rajeev Thakur, and Ewing Lusk, Using Advanced MPI: Modern Features of the Message-Passing Interface, MIT Press, 2014.
William Gropp, Ewing Lusk, and Rajeev Thakur, Using MPI-2: Advanced Features of the Message-Passing Interface, MIT Press, 1999.

Older Publications

MPI-IO

Rajeev Thakur, William Gropp, and Ewing Lusk, "Optimizing Noncontiguous Accesses in MPI-IO," Parallel Computing, 28(1):83-105, January 2002. (ps, pdf)
Rajeev Thakur, William Gropp, and Ewing Lusk, "On Implementing MPI-IO Portably and with High Performance," in Proc. of the Sixth Workshop on I/O in Parallel and Distributed Systems, May 1999, pp. 23-32. (ps, pdf)
Rajeev Thakur, William Gropp, and Ewing Lusk, "Data Sieving and Collective I/O in ROMIO," in Proc. of the 7th Symposium on the Frontiers of Massively Parallel Computation, February 1999, pp. 182-189. (ps, pdf)
Rajeev Thakur, William Gropp, and Ewing Lusk, "A Case for Using MPI's Derived Datatypes to Improve I/O Performance," in Proc. of SC98: High Performance Networking and Computing, November 1998. (html)
Rajeev Thakur, William Gropp, and Ewing Lusk, "An Abstract-Device Interface for Implementing Portable Parallel-I/O Interfaces," in Proc. of the 6th Symposium on the Frontiers of Massively Parallel Computation, October 1996, pp. 180-187. (ps, pdf)
Rajeev Thakur, Robert Ross, Ewing Lusk, and William Gropp, "Users Guide for ROMIO: A High-Performance, Portable MPI-IO Implementation," Technical Memorandum ANL/MCS-TM-234, Mathematics and Computer Science Division, Argonne National Laboratory, Revised May 2004. (ps, pdf)

Other Parallel I/O

Rajeev Thakur and William Gropp, "Parallel I/O," Sourcebook of Parallel Computing, Morgan Kaufmann Publishers, Ch. 11, pp. 331-355, 2002.
Alok Choudhary, Mahmut Kandemir, Sachin More, Jaechun No, and Rajeev Thakur, "Collective I/O and Large-Scale Data Management," Scalable Input/Output: Achieving System Balance, MIT Press, Ch. 2, pp. 35-75, 2004.
Rajeev Thakur, William Gropp, and Ewing Lusk, "ADIO: A Framework for High-Performance, Portable Parallel I/O," Scalable Input/Output: Achieving System Balance, MIT Press, Ch. 4, pp. 111-134, 2004.
Murali Vilayannur, Anand Sivasubramaniam, Mahmut Kandemir, Rajeev Thakur, and Robert Ross, "Discretionary Caching for I/O on Clusters," in Proc. of the 3rd IEEE/ACM Int'l Symposium on Cluster Computing and the Grid (CCGrid 2003), May 2003, pp. 96-103. (ps, pdf)
Phillip Dickens and Rajeev Thakur, "Evaluation of Collective I/O Implementations on Parallel Architectures," Journal of Parallel and Distributed Computing, 61(8):1052-1076, August 1, 2001. (ps, pdf)
Philip H. Carns, Walter B. Ligon III, Robert B. Ross, and Rajeev Thakur, "PVFS: A Parallel File System for Linux Clusters," in Proc. of the 4th Annual Linux Showcase and Conference, Atlanta, October 2000, pp. 317-327. (Best Paper Award.) (ps, pdf)
Phillip Dickens and Rajeev Thakur, "Improving Collective I/O Performance Using Threads," in Proc. of the 13th Int'l Parallel Processing Symposium and 10th Symposium on Parallel and Distributed Processing, April 1999, pp. 38-45. (ps, pdf)
Rajeev Thakur, Ewing Lusk, and William Gropp, "I/O in Parallel Applications: The Weakest Link," The Int'l Journal of High Performance Computing Applications, 12(4):389-395, Winter 1998. (ps, pdf)
Rajeev Thakur, William Gropp, and Ewing Lusk, "An Experimental Evaluation of the Parallel I/O Systems of the IBM SP and Intel Paragon Using a Production Application," in Proc. of the 3rd Int'l Conf. of the Austrian Center for Parallel Computation (ACPC) with special emphasis on Parallel Databases and Parallel I/O, September 1996. Lecture Notes in Computer Science 1127, Springer-Verlag, pp. 24-35. (ps, pdf)
Rajeev Thakur and Alok Choudhary, "An Extended Two-Phase Method for Accessing Sections of Out-of-Core Arrays," Scientific Programming, 5(4):301-317, Winter 1996. (ps, pdf)
Rajeev Thakur, Ewing Lusk, and William Gropp, "I/O Characterization of a Portable Astrophysics Application on the IBM SP and Intel Paragon," Preprint MCS-P534-0895, Mathematics and Computer Science Division, Argonne National Laboratory, Revised October 1995. (ps, pdf)
Rajeev Thakur, Alok Choudhary, Rajesh Bordawekar, Sachin More, and Sivaramakrishna Kuditipudi, "Passion: Optimized I/O for Parallel Applications," IEEE Computer, 29(6):70-78, June 1996.
Rajeev Thakur and Alok Choudhary, "Runtime Support for Out-of-Core Parallel Programs," chapter in Input/Output in Parallel and Distributed Computer Systems, Kluwer Academic Publishers, 1996.
Alok Choudhary, Rajesh Bordawekar, Sachin More, K. Sivaram, and Rajeev Thakur, "PASSION Runtime Library for the Intel Paragon," in Proc. of the Intel Supercomputer User's Group Conference, June 1995. (ps, pdf)
Rajeev Thakur, Rajesh Bordawekar, Alok Choudhary, Ravi Ponnusamy, and Tarvinder Singh, "PASSION Runtime Library for Parallel I/O," in Proc. of the Scalable Parallel Libraries Conference, October 1994, pp. 119-128. (ps, pdf)
Rajeev Thakur, Rajesh Bordawekar, and Alok Choudhary, "Compiler and Runtime Support for Out-of-core HPF Programs," in Proc. of 8th ACM Int. Conf. on Supercomputing, July 1994, pp. 382-391. (ps, pdf)
Alok Choudhary, Rajesh Bordawekar, Michael Harry, Rakesh Krishnaiyer, Ravi Ponnusamy, Tarvinder Singh, and Rajeev Thakur, "PASSION: Parallel and Scalable Software for Input-Output," NPAC Technical Report SCCS-636, Syracuse University, September 1994. Also available as CRPC Technical Report CRPC-TR94483-S. (ps, pdf)
Rajesh Bordawekar, Alok Choudhary, and Rajeev Thakur, "Data Access Reorganizations in Compiling Out-of-Core Data Parallel Programs on Distributed Memory Machines," NPAC Technical Report SCCS-622, Syracuse University, September 1994. (ps, pdf)

Java I/O

Dan Bonachea, Phillip Dickens, and Rajeev Thakur, "High-Performance File I/O in Java: Existing Approaches and Bulk I/O Extensions," Concurrency: Practice and Experience, 13(8-9):713-736, 2001. (ps, pdf)
Phillip Dickens and Rajeev Thakur, "An Evaluation of Java's I/O Capabilities for High-Performance Computing," in Proc. of the ACM 2000 Java Grande Conference, June 2000, pp. 26-35. (ps, pdf)

Scientific Data Management

Jaechun No, Rajeev Thakur, and Alok Choudhary, "High-Performance Scientific Data Management System," Journal of Parallel and Distributed Computing, 64(4):434-447, April 2003. (ps, pdf)
Jaechun No, Rajeev Thakur, Dinesh Kaushik, Lori Freitag, and Alok Choudhary, "A Scientific Data Management System for Irregular Applications," in Proc. of the Eighth Int'l Workshop on Solving Irregular Problems in Parallel (Irregular 2001), April 2001. (ps, pdf)
Jaechun No, Rajeev Thakur, and Alok Choudhary, "Integrating Parallel File I/O and Database Support for High-Performance Scientific Data Management," in Proc. of SC2000: High Performance Networking and Computing, November 2000. (ps, pdf)
A. Choudhary, M. Kandemir, H. Nagesh, J. No, X. Shen, V. Taylor, S. More, and R. Thakur, "Data Management for Large-Scale Scientific Computations in High Performance Distributed Systems," in Proc. of the Eighth IEEE Int'l Symposium on High Performance Distributed Computing, August 1999, pp. 263-272.
A. Choudhary, M. Kandemir, J. No, G. Memik, X. Shen, W. Liao, H. Nagesh, S. More, V. Taylor, R. Thakur, and R. Stevens, "Data Management for Large-Scale Scientific Computations in High Performance Distributed Systems," Cluster Computing, 3(1):45-60, 2000. (ps, pdf)

Other

Rajeev Thakur, Alok Choudhary, and J. Ramanujam, "Efficient Algorithms for Array Redistribution," IEEE Transactions on Parallel and Distributed Systems, 7(6):587-594, June 1996. (ps, pdf)
Rajeev Thakur and Alok Choudhary, "All-to-All Communication on Meshes with Wormhole Routing," in Proc. of 8th Int. Parallel Processing Symposium, April 1994, pp. 561-565. (ps, pdf)
Rajeev Thakur, Alok Choudhary, and Geoffrey Fox, "Runtime Array Redistribution in HPF Programs," in Proc. of Scalable High Performance Computing Conference, May 1994, pp. 309-316. (ps, pdf)
Rajeev Thakur, Ravi Ponnusamy, Alok Choudhary, and Geoffrey Fox, "Complete Exchange on the CM-5 and Touchstone Delta," The Journal of Supercomputing, 8(4):305-328, 1995.
Ravi Ponnusamy, Rajeev Thakur, Alok Choudhary, Kishore Velamakanni, and Geoffrey Fox, "Experimental Performance Evaluation of the CM-5," Journal of Parallel and Distributed Computing, November 1993, pp. 192-202.
Alok Choudhary and Rajeev Thakur, "Connected Component Labeling on Coarse Grain Parallel Computers: An Experimental Study," Journal of Parallel and Distributed Computing, January 1994, pp. 78-83.
Ravi Ponnusamy, Rajeev Thakur, Alok Choudhary, and Geoffrey Fox, "Scheduling Regular and Irregular Communication Patterns on the CM-5," in Proc. of Supercomputing 92, Nov. 1992, pp. 394-402. (Best Student Paper Award in the category of Performance Measurement)
Kevin Roe, Rajeev Thakur, Thong Dang, and Edward Bogucz, "Implementation of a 3D Mixing Layer Code on Parallel Computers," in Proc. of AIAA 6th Int'l Aerospace Plane and Hypersonics Technologies Conference, April 1995.
Rajeev Thakur, Rajesh Bordawekar, and Alok Choudhary, "Compilation of Out-of-Core Data Parallel Programs for Distributed Memory Machines," in Proc. of the Workshop on I/O in Parallel Computer Systems at IPPS '94, April 1994.
Zeki Bozkus, Alok Choudhary, Geoffrey Fox, Thomas Haupt, Sanjay Ranka, Rajeev Thakur and J.C. Wang, "Scalable Libraries for High Performance Fortran," in Proc. of the Scalable Parallel Libraries Conference, October 1993, pp. 67-75.
Alok Choudhary and Rajeev Thakur, "Evaluation of Connected Component Labeling Algorithms on Shared and Distributed Memory Multiprocessors," in Proc. of 6th Int. Parallel Processing Symposium, March 1992, pp. 362-365.
Ishfaq Ahmad, Rajesh Bordawekar, Zeki Bozkus, Alok Choudhary, Geoffrey Fox, Kanchana Parasuram, Ravi Ponnusamy, Rajeev Thakur, and Sanjay Ranka, "Fortran 90D Intrinsic Functions on Distributed Memory Machines: Implementation and Scalability," in Proc. of 26th Hawaii Int. Conf. on System Sciences, Jan. 1993.
Rajeev Thakur, Alok Choudhary, and Geoffrey Fox, "Complete Exchange on a Wormhole Routed Mesh," in Proc. of MASCOTS '94, Jan. 1994.