Journal Articles

• Rolf Riesen, Ron Brightwell, Patrick G. Bridges, Trammell Hudson, Arthur B. Maccabe, Patrick M. Widener, and Kurt Ferreira. Designing and Implementing Lightweight Kernels for Capability Computing. Concurrency and Computation: Practice and Experience. [To appear]
• Ron Brightwell, Trammell Hudson, Kevin Pedretti, Keith D. Underwood. SeaStar Interconnect: Balanced Bandwidth for Scalable Performance . IEEE Micro, Volume 26, Number 2, May/June 2006.
• Fabrizio Petrini, Olav Lysne, Ron Brightwell. Guest Editors' Introduction: High-Performance Interconnects , IEEE Micro, Volume 26, Number 2, May/June 2006.
• Jean-Charles Tournier, Patrick Bridges, Arthur B. Maccabe, Patrick Widener, Zaid Abudayyeh, Ron Brightwell, Rolf Riesen, Trammell Hudson. Towards a Framework for Dedicated Operating Systems Development in High-End Computing Systems . ACM SIGOPS Operating Systems Review, Volume 40, Issue 2, April 2006.
• Ron Brightwell, Sue Goudy, Arun Rodrigues, Keith Underwood. Implications of Application Usage Characteristics for Collective Communication Offload , International Journal of High-Performance Computing and Networking - Special Issue: Design and Performance Evaluation of Group Communication in Parallel and Distributed Systems, 2006, Volume 4, Number 3/4.
• Ron Brightwell, William Camp, Benjamin Cole, Erik DeBenedictis, Robert Leland, Jim Tomkins, Arthur B. Maccabe. Architectural Specification for Massively Parallel Computers - An Experience and Measurement-Based Approach , Concurrency and Computation: Practice and Experience - Special Issue: The High Performance Architectural Challenge: Mass Market versus Proprietary Components?, Volume 17, Issue 10.
• Ron Brightwell, Rolf Riesen, Keith D. Underwood. Analyzing the Impact of Overlap, Offload, and Independent Progress for MPI , International Journal of High-Performance Computing Applications, Volume 19, Summer 2005.
• Adam Wagner, Darius Buntinas, Ron Brightwell, D. K. Panda. Application-Bypass Reduction for Large-Scale Clusters , International Journal of High Performance Computing and Networking, Special Issue: Cluster 2003, Volume 2, Issue 2/3/4.
• Ron Brightwell, Arthur B. Maccabe, Rolf Riesen. Design, Implementation, and Performance of MPI on Portals 3.0 , International Journal of High Performance Computing Applications, Volume 17, Number 1, Spring 2003.
• Ron Brightwell and Steve Plimpton. Scalability and Performance of Two Large Linux Clusters , Journal of Parallel and Distributed Computing - Special Issue on Cluster and Network-Based Computing, Volume 61, Number 11, November 2001.
• Ron Brightwell, Lee Ann Fisk, David S. Greenberg, Tramm Hudson, Mike Levenhagen, Arthur B. Maccabe, Rolf Riesen. Massively Parallel Computing Using Commodity Components , Parallel Computing, Volume 26, Number 2-3, February 2000.

Conference Papers

2008
• Ron Brightwell, Trammell Hudson, Kevin Pedretti. SMARTMAP: Operating System Support for Efficient Data Sharing Among Processes on a Multi-Core Processor International Conference for High Performance Computing, Networking, Storage, and Analysis (SC'08), Austin, TX, November 2008.
• Kurt Ferreira, Ron Brightwell, Patrick Bridges. Characterizing Application Sensitivity to OS Interference Using Kernel-Level Noise Injection International Conference for High Performance Computing, Networking, Storage, and Analysis (SC'08), Austin, TX, November 2008.
• Keith Underwood, Michael Levenhagen, K. Scott Hemmert, Ron Brightwell. High Message Rate, NIC-Based Atomics: Design and Performance Considerations. IEEE International Conference on Cluster Computing, Tsukuba, Japan, Sept/Oct 2008.
• Ron Brightwell. A Prototype Implementation of MPI for SMARTMAP 15th European PVM/MPI Users' Group Conference, Dublin, Ireland, September 2008.
• Matthew Curry, Lee Ward, Tony Skjellum, Ron Brightwell. Accelerating Reed-Solomon Coding in RAID Systems with GPUs, International Parallel and Distributed Processing Symposium, Miami, Florida, April 2008.
  2007
• Keith D. Underwood, Michael J. Levenhagen, Ron Brightwell. Evaluating NIC Hardware Requirements to Achieve High Message Rate PGAS Support on Multi-Core Processors, International Conference for High Performance Computing, Networking, Storage, and Analysis (SC'07), Reno, Nevada, November 2007.
• Richard L. Graham, Ron Brightwell, Brian Barrett, George Bosilca, Jelena Pjesivac-Grbovic. An Evaluation of Open MPI's Matching Transport Layer on the Cray XT, 14th European PVM/MPI Users' Group Conference, Paris, France, September 2007.
• Galen Shipman, Ron Brightwell, Brian Barrett, Jeffrey M. Squyres, Gil Bloch. Investigations on InfiniBand: Efficient Network Buffer Utilization at Scale, 14th European PVM/MPI Users' Group Conference, Paris, France, September 2007.
• Ron Brightwell, Keith D. Underwood, Courtenay Vaughan. An Evaluation of the Impacts of Network Bandwidth and Dual-Core Processors on Scalability, International Supercomputing Conference, Dresden, Germany, June 2007. [ISC Award Winning Paper]
  2006
• Steve Plimpton, Ron Brightwell, Courtenay Vaughan, Keith Underwood, Mike Davis. A Simple Synchronous Distributed-Memory Algorithm for the HPCC RandomAccess Benchmark , IEEE International Conference on Cluster Computing, Barcelona, Spain, September 2006.
• Douglas Doerfler, Ron Brightwell. Measuring MPI Send and Receive Overhead and Application Availability in High Performance Network Interfaces , 13th European PVM/MPI Users' Group Meeting, Bonn, Germany, September 2006.
  
  2005
• Ron Brightwell, Trammell Hudson, Kevin Pedretti, Rolf Riesen, Keith Underwood. Implementation and Performance of Portals 3.3 on the Cray XT3 , IEEE International Conference on Cluster Computing, Boston, Massachusetts, September 2005. ( slides )
• Ron Brightwell. A Comparison of Three MPI Implementations for Red Storm , 12th European PVM/MPI Users' Group Meeting, Sorrento, Italy, September 2005. ( slides )
• Ron Brightwell, Kevin Pedretti, Keith Underwood. Initial Performance Evaluation of the Cray SeaStar Interconnect , 13th IEEE Symposium on High-Performance Interconnects, Stanford, California, August 2005. ( slides )
• Ron Brightwell, Sue Goudy, Keith Underwood. A Preliminary Analysis of the MPI Queue Characteristics of Several Applications , 2005 International Conference on Parallel Processing, Oslo, Norway, June 2005. ( slides )
• Ron Brightwell, K. Scott Hemmert, Richard Murphy, Arun Rodrigues, Keith Underwood. A Hardware Acceleration Unit for MPI Queue Processing , 2005 International Parallel and Distributed Processing Symposium, Denver, Colorado, April 2005.
  
  2004
• Ron Brightwell, Doug Doerfler, Keith Underwood. A Comparison of 4X InfiniBand and Quadrics Elan-4 Technologies , 2004 IEEE International Conference on Cluster Computing, San Diego, California, September 2004.
• Ron Brightwell. A New MPI Implementation for Cray SHMEM , 11th European PVM/MPI Users' Group Meeting, Budapest, Hungary, September 2004. ( slides )
• Ron Brightwell, Keith Underwood, Rolf Riesen. An Initial Analysis of the Impact of Overlap and Independent Progress for MPI , 11th European PVM/MPI Users' Group Meeting, Budapest, Hungary, September 2004.
• Keith Underwood, Ron Brightwell. The Impact of MPI Queue Usage on Message Latency , 2004 International Conference on Parallel Processing, Montreal, Canada, August 2004.
• Ron Brightwell, Keith Underwood. An Analysis of the Impact of MPI Overlap and Independent Progress , 18th ACM International Conference on Supercomputing, St. Malo, France, June 2004. ( slides )
• Kevin Pedretti, Ron Brightwell. A NIC-Offload Implementation of Portals for Quadrics QsNet , Fifth LCI International Conference on Linux Clusters, Austin, Texas, May 2004.
  
  2003
• Ron Brightwell, Rolf Riesen, Keith Underwood, Trammell Hudson, Patrick Bridges, Arthur B. Maccabe. A Performance Comparison of Linux and a Lightweight Kernel , 2003 IEEE International Conference on Cluster Computing, Hong Kong, China, December 2003. ( slides )
• Arun Rodrigues, Richard Murphy, Peter Kogge, Jay Brockman, Ron Brightwell, Keith Underwood. Implications of a PIM Architectural Model for MPI , 2003 IEEE International Conference on Cluster Computing, Hong Kong, China, December 2003.
• Adam Wagner, Darius Buntias, Dhabaleswar K. Panda, Ron Brightwell. Application-Bypass Reduction for Large-Scale Clusters , 2003 IEEE International Conference on Cluster Computing, Hong Kong, China, December 2003.
• Ron Brightwell, Keith Underwood. Evaluation of an Eager Protocol Optimization for MPI , Tenth European PVM/MPI Users' Group Meeting, Venice, Italy, September/October 2003. ( slides )
• Darius Buntinas, Dhabaleswar K. Panda, Ron Brightwell. Application-Bypass Broadcast in MPICH over GM , 2003 IEEE/ACM International Symposium on Cluster Computing and the Grid, Tokyo, Japan, May 2003.
• Ron Brightwell, Arthur B. Maccabe, Rolf Riesen. On The Appropriateness of Commodity Operating Systems for Large-Scale, Balanced Computing Systems , 2003 International Parallel and Distributed Processing Symposium, Nice, France, April 2003. ( slides )
  
  2002
• Manoj Bhardwaj, Ron Brightwell, Garth Reese. Scalability and Performance of Salinas on the Computational Plant , Third Linux Clusters Institute Conference on Linux Clusters, St. Petersburg, Florida, October 2002. ( slides )
• Ron Brightwell, Mike Levenhagen, Arthur B. Maccabe, Rolf Riesen. A Performance Comparison of Myrinet Protocol Stacks , Third Linux Clusters Institute Conference on Linux Clusters, St. Petersburg, Florida, October 2002. ( slides )
• Ron Brightwell. Ready-Mode Receive: An Optimized Receive Function for MPI , Ninth European PVM/MPI Users' Group Meeting, Linz, Austria, September 2002. ( slides )
• Ron Brightwell,Arthur B. Maccabe, Rolf Riesen Design and Implementation of MPI on Portals 3.0 , Ninth European PVM/MPI Users' Group Meeting, Linz, Austria, September 2002. ( slides )
• James H. Laros III, Nathan Dauchy, Lee Ward, Ron Brightwell, Ruth Klundt and Tramm Hudson. An Extensible, Portable, Scalable, Cluster Management Software Architecture , 2002 IEEE International Conference on Cluster Computing, Chicago, Illinois, September 2002.
• Kevin Pedretti, Ron Brightwell, Josh Williams. Cplant Runtime System Support for Multi-Processor and Heterogeneous Compute Nodes , 2002 IEEE International Conference on Cluster Computing, Chicago, Illinois, September 2002.
  
  2001
• Ron Brightwell and Lee Ann Fisk. Scalable Parallel Application Launch on Cplant , 2001 IEEE/ACM Conference on High-Performance Computing and Networking (SC01), Denver, Colorado, November 2001. ( slides )
  
  2000
• Ron Brightwell and Arthur B. Maccabe. Scalability Limitations of VIA-Based Technologies in Supporting MPI , Fourth MPI Developers' and Users' Conference, Ithaca, New York, March 2000. ( slides )
  
  1998
• Cedell Alexander, Aric Lambert, Donna Reese, James Harden, Ron Brightwell. Near-Critical Path Analysis: A Tool for Parallel Program Optimization , First Southern Symposium on Computing, The University of Southern Mississippi, Hattiesburg, Mississippi, December, 1998.
  
  1997
• David S. Greenberg, Ron Brightwell, Lee Ann Fisk, Arthur B. Maccabe, and Rolf Riesen. A System Software Architecture for High-End Computing , 1997 IEEE/ACM Conference on High-Performance Computing and Networking(SC'97), San Jose, California, November 1997.
  
  1996
• Ron Brightwell and Lance Shuler. Design and Implementation of MPI on Puma Portals , Second MPI Developers Conference, Notre Dame, Indiana, July 1996.
• Ron Brightwell and Anthony Skjellum. MPICH on the T3D: A Case Study of High Performance Message Passing , Second MPI Developers Conference, Notre Dame, Indiana, July 1996.

Workshop Papers

• Ron Brightwell, Kevin Pedretti, Kurt Ferreira. Instrumentation and Analysis of MPI Queue Times on the SeaStar High-Performance Network Workshop on Advanced Networking and Communications, 17th International Conference on Computer Communications and Networks, St. Thomas, US Virgin Islands, August 2008.
• Ron Brightwell. Lightweight Kernel Support for Direct Shared Memory Access on a Multi-Core Processor First Workshop on Managed Many-Core Systems (held in conjunction with HPDC), Boston, MA, June 2008.
• Ron Brightwell, Doug Doerfler, Keith Underwood. A Preliminary Analysis of the InfiniPath and XD1 Network Interfaces , 2006 Workshop on Communication Architecture for Clusters, Rhodes, Greece, April 2006. ( slides )
• Arun Rodrigues, Richard Murphy, Ron Brightwell, Keith D. Underwood. Enhancing NIC Performance for MPI using Processing-in-Memory , 2005 Workshop on Communication Architectures for Clusters, Denver, Colorado, April 2005.
• Arthur B. Maccabe, Patrick G. Bridges, Ron Brightwell, Rolf Riesen, Trammell Hudson. Highly Configurable Operating Systems for Ultrascale Systems First International Workshop on Operating Systems, Programming Environments and Management Tools for High-Performance Computing on Clusters, St. Malo, France, June 2004.
• Ron Brightwell, Keith D. Underwood. An Analysis of NIC Resource Usage for Offloading MPI , 2004 Workshop on Communication Architecture for Clusters, Santa Fe, New Mexico, April 2004. ( slides )
• Edgar A. Leon, Arthur B. Maccabe, Ron Brightwell. Instrumenting LogP Parameters in GM: Implementation and Validation , Tampa, Florida, 2002 Workshop on High Speed Local Networks, November 2002.
• Ron Brightwell, Arthur B. Maccabe, William Lawry, Christopher Wilson. Optimizing an MPI Implementation to Increase CPU Availability , 2002 Workshop on High Speed Local Networks, Tampa, Florida, November 2002. ( slides )
• Ron Brightwell, Rolf Riesen, Bill Lawry, A. B. Maccabe. Portals 3.0: Protocol Building Blocks for Low Overhead Communication , 2002 Workshop on Communication Architecture for Clusters, Ft. Lauderdale, Florida, April 2002. ( slides )
• Ron Brightwell, H. Eliot Fang, Lee Ward. Scalability and Performance of CTH on the Computational Plant , Second International Workshop on Cluster-Based Computing, Santa Fe, New Mexico, May 2000. ( slides )
• Rolf Riesen, Ron Brightwell, Lee Ann Fisk, Tramm Hudson, Jim Otto and Arthur B. Maccabe. Cplant, Second Extreme Linux workshop at the 1999 USENIX Annual Technical Conference, Monterey, California, June 1999.

Posters

• Ron Brightwell, Trammell B. Hudson. Network Performance Impact of a Lightweight Linux for Cray XT3 Compute Nodes , 2006 ACM/IEEE International Conference on High-Performance Computing, Networking, Storage, and Analysis (SC06), Tampa, Florida, November 2006.
  (abstract)
• Ron Brightwell, Matthew L. Curry. The Case for an RDMA Extension to MPI , 2005 ACM/IEEE International Conference on High-Performance Computing, Networking, and Storage (SC05), Seattle, Washington, November 2005.
• William Lawry, Christopher Wilson, Arthur B. Maccabe, Ron Brightwell. COMB: A Portable Benchmark Suite for Assessing MPI Overlap , 2002 IEEE International Conference on Cluster Computing, Chicago, Illinois, September 2002.
• Peter Braam, Ron Brightwell, Phil Schwan. Portals and Networking for the Lustre File System , 2002 IEEE International Conference on Cluster Computing, Chicago, Illinois, September 2002.
• Ron Brightwell, Steve Plimpton. Scalability and Performance of Two Large Linux Clusters , 2001 IEEE International Conference on Cluster Computing, Newport Beach, California, October 2001.

Technical Reports

• Rolf Riesen, Ron Brightwell, Kevin Pedretti, Arthur B. Maccabe, Trammell Hudson. The Portals 3.3 Message Passing Interface - Revision 2.1 , Sandia Technical Report, SAND20006-0420, April 2006.
• Ron Brightwell, Orran Krieger, Arthur B. Maccabe. Operating Systems Research: A Critical Requirement for High-End Computing Revitalization , Sandia Technical Report, SAND2003-1932, Whitepaper submitted to the High-End Computing Revitalization Task Force, June 2003.
• Ron Brightwell, Tramm Hudson, Arthur B. Maccabe, Rolf Riesen. , The Portals 3.0 Message Passing Interface, Sandia Technical Report, SAND99-2959, November 1999.
• Ron Brightwell, Rolf Riesen, Arthur B. Maccabe. Differences Between Distributed and Parallel Systems , Sandia Technical Report, SAND98-2221, October, 1998.
• Ron Brightwell and David S. Greenberg. Experiences Implementing the MPI Standard on Sandia's Lightweight Kernels , Sandia Technical Report, SAND97-2519, August, 1997.

Other Papers

• Ron Brightwell, Suzanne Kelly, John VanDyke. Catamount Software Architecture with Dual Core Extensions , Proceedings of the 2006 Cray Users' Group Annual Technical Conference, Lugano, Switzerland, May 2006. ( slides )
• A. B. Maccabe, Patrick Bridges, Ron Brightwell, Rolf Riesen. Recent Trends in Operating Systems and their Applicability to HPC , Proceedings of the 2006 Cray Users' Group Annual Technical Conference, Lugano, Switzerland, May 2006.
• Brian Barrett, Jeff Squyres, Andrew Lumsdaine, Ron Brightwell. Open MPI on the XT3 , Proceedings of the 2006 Cray Users' Group Annual Technical Conference, Lugano, Switzerland, May 2006.
• Ron Brightwell, Trammell Hudson, Kevin Pedretti, Keith Underwood. An Accelerated Implementation of Portals on the Cray SeaStar , Proceedings of the 2006 Cray Users' Group Annual Technical Conference, Lugano, Switzerland, May 2006. ( slides )
• Ron Brightwell, Rolf Riesen, Arthur B. Maccabe. Portals Programming on the XT3 , Proceedings of the 2006 Cray Users' Group Annual Technical Conference, Lugano, Switzerland, May 2006.
• Ron Brightwell, Tramm Hudson, Kevin Pedretti, Rolf Riesen, Keith Underwood. Portals 3.3 on the Sandia/Cray Red Storm System , Proceedings of the 2005 Cray Users' Group Annual Technical Conference, Albuquerque, New Mexico, May 2005. ( slides )
• Suzanne Kelly, Ron Brightwell. Software Architecture of the Lightweight Kernel, Catamount , Proceedings of the 2005 Cray Users' Group Annual Technical Conference, Albuquerque, New Mexico, May 2005.
• Ron Brightwell, Suzanne Kelly, Arthur B. Maccabe. A Specialized Approach for HPC System Software , Proceedings of the Sixth LCI International Conference on Linux Clusters, Chapel Hill, North Carolina, April 2005.
• Ron Brightwell, George Davida, David Greenberg, Brian Matt. Barriers to Creating a Secure MPI , 1997 Intel Supercomputer Users Group Thirteenth Annual Conference, Albuquerque, New Mexico, June 1997.
• Ron Brightwell. Near-Critical Path Analysis of Parallel Program Performance: The Statistical Perspective , Master's Thesis, Mississippi State University, December 1994.

Panel Presentations

• Summary of EuroPVM/MPI 2005 , Tenth Workshop on Distributed Supercomputing, Wailea, Hawaii, March 2006.
• Whole System Virtualization in HEC Systems , 14th IEEE International Symposium on High Performance Distributed Computing, Research Triangle, North Carolina, July 2005.
• The Future RDMA Workshop on High-Performance Interconnects for Distributed Computing, Research Triangle, North Carolina, July 2005.
• High-Performance Linux: Dream or Reality? , Ninth Workshop on Distributed Supercomputing (SOS-9), Davos, Switzerland, March 2005.
• Cluster Architecture: Standardized Dystopia or Teething Pains? 2004 Workshop on Communication Architecture for Clusters, Santa Fe, New Mexico, April 2004.
• High-Performance Interconnection Networks for Cluster Computing , 11th IEEE Symposium on High-Performance Interconnects, Stanford, California, August 2003.
• Runtime, OS, Message Passing, and Resource Management (moderator), Seventh 2003 Workshop on Distributed Supercomputing (SOS-7), Durango, Colorado, March 2003.
• OS, Message Passing, and Runtime Tools (moderator) , Fourth Workshop on Distributed Supercomputing (SOS-4), New Orleans, Louisiana, March 2000.

Invited Talks

• System Software R&D at Sandia: To Red Storm and Beyond , National Center for Atmospheric Research, Computational and Information Systems Laboratory Seminar, February 2007.
• Networking R&D at Sandia: To Red Storm and Beyond , Pacific Northwest National Lab, January 2007.
• Red Storm Status , Ninth Workshop on Distributed Supercomputing (SOS-9), Davos, Switzerland, March 2005.
• A Lightweight Kernel Operating System for PetaFLOPS-Era Supercomputers , 2003 FAST-OS Workshop, Rockville, Maryland, June 2003.
• Computational Plant , University of New Mexico Computer Science Department Colloquium, February 2003.
• Why Linux is a Bad Idea as a Compute Node OS , 2002 FAST-OS Workshop, Rockville, Maryland, June 2002.
• The Portals 3.0 Data Movement Layer , DOE Workshop on Communication and Middleware for Parallel Programming, Ft. Lauderdale, Florida, April 2002.
• The Puma Lightweight Kernel Los Alamos National Lab Advanced Computing Laboratory Seminar, April 2002.
• An Example of a Lightweight Kernel , Workshop on the Implementation of Multi-PIM Systems, Bodega Bay, California, February 2002.
• Linux in Production , 2002 ASCI Principal Investigators' Meeting, Amelia Island, Florida, January 2002.
• Cplant: World's Fastest Linux Cluster , New Mexico Tech Computer Science Department Colloquium, February 2000.
• Tools for Cplant , Parallel Tools Consortium Annual Meeting, Boulder, Colorado, April 1999.
• Cplant User Experiences , Third Workshop on Distributed Supercomputing (SOS-3) Villars, Switzerland, March 1999.