Keith D. Underwood

83 papers A 22B 5C 14Misc 9Journal 20Unranked 13

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	In-Network Collective Operations: Game Changer or Challenge for AI Workloads? Computer Torsten Hoefler, Mikhail Khalilov, Josiah Clark, Surendra Anubolu, Mohan Kalkunte, Karen Schramm, Eric Spada, Duncan Roweth, Keith D. Underwood, Adrian M. Caulfield, Abdul Kabbani, Amirreza Rastegari
2026	J	`jnl`	In-Network Collective Operations: Game Changer or Challenge for AI Workloads? CoRR Torsten Hoefler, Mikhail Khalilov, Josiah Clark, Surendra Anubolu, Mohan Kalkunte, Karen Schramm, Eric Spada, Duncan Roweth, Keith D. Underwood, Adrian M. Caulfield, Abdul Kabbani, Amirreza Rastegari
2025	J	`jnl`	Ultra Ethernet's Design Principles and Architectural Innovations. CoRR Torsten Hoefler, Karen Schramm, Eric Spada, Keith D. Underwood, Cedell Alexander, Bob Alverson, Paul Bottorff, Adrian M. Caulfield, Mark Handley, Cathy Huang, Costin Raiciu, Abdul Kabbani, Eugene Opsasnick, Rong Pan, Adee Ran, Rip Sohan
2023	J	`jnl`	Data Center Ethernet and Remote Direct Memory Access: Issues at Hyperscale. Computer Torsten Hoefler, Duncan Roweth, Keith D. Underwood, Robert Alverson, Mark Griswold, Vahid Tabatabaee, Mohan Kalkunte, Surendra Anubolu, Siyuan Shen, Moray McLaren, Abdul Kabbani, Steve Scott
2023	J	`jnl`	Datacenter Ethernet and RDMA: Issues at Hyperscale. CoRR Torsten Hoefler, Duncan Roweth, Keith D. Underwood, Bob Alverson, Mark Griswold, Vahid Tabatabaee, Mohan Kalkunte, Surendra Anubolu, Siyuan Shen, Abdul Kabbani, Moray McLaren, Steve Scott
2023	J	`jnl`	Not all applications have boring communication patterns: Profiling message matching with BMM. Concurr. Comput. Pract. Exp. Taylor L. Groves, Naveen Ravichandrasekaran, Brandon Cook, Noel Keen, David Trebotich, Nicholas J. Wright, Bob Alverson, Duncan Roweth, Keith D. Underwood
2017	—	`conf`	Fast Networks and Slow Memories: A Mechanism for Mitigating Bandwidth Mismatches. Hot Interconnects Timo Schneider, James Dinan, Mario Flajslik, Keith D. Underwood, Torsten Hoefler
2016	J	`jnl`	Enabling Scalable High-Performance Systems with the Intel Omni-Path Architecture. IEEE Micro Mark S. Birrittella, Mark Debbage, Ram Huggahalli, James Kunz, Tom Lovett, Todd Rimmer, Keith D. Underwood, Robert C. Zak
2016	J	`jnl`	Exploiting Offload-Enabled Network Interfaces. IEEE Micro Salvatore Di Girolamo, Pierre Jolivet, Keith D. Underwood, Torsten Hoefler
2016	C	`conf`	Mitigating MPI Message Matching Misery. ISC Mario Flajslik, James Dinan, Keith D. Underwood
2015	—	`conf`	Exploiting Offload Enabled Network Interfaces. Hot Interconnects Salvatore Di Girolamo, Pierre Jolivet, Keith D. Underwood, Torsten Hoefler
2015	—	`conf`	Intel® Omni-path Architecture: Enabling Scalable, High Performance Fabrics. Hot Interconnects Mark S. Birrittella, Mark Debbage, Ram Huggahalli, James Kunz, Tom Lovett, Todd Rimmer, Keith D. Underwood, Robert C. Zak
2015	J	`jnl`	Remote Memory Access Programming in MPI-3. ACM Trans. Parallel Comput. Torsten Hoefler, James Dinan, Rajeev Thakur, Brian Barrett, Pavan Balaji, William Gropp, Keith D. Underwood
2014	—	`conf`	Reducing Synchronization Overhead Through Bundled Communication. OpenSHMEM James Dinan, Clement Cole, Gabriele Jost, Stan Smith, Keith D. Underwood, Robert W. Wisniewski
2013	A	`conf`	Evaluating on-die interconnects for a 4 TB/s router. ICS Keith D. Underwood, Eric Borch, John Sizer, Timothy Stremcha, Michael Strom
2012	C	`conf`	A Low Impact Flow Control Implementation for Offload Communication Interfaces. EuroMPI Brian W. Barrett, Ron Brightwell, Keith D. Underwood
2012	A	`conf`	Exploiting communication and packaging locality for cost-effective large scale networks. ICS Keith D. Underwood, Eric Borch
2012	—	`conf`	Poster: Portals 4 Network Programming Interface. SC Companion Brian Barrett, Ron Brightwell, Keith D. Underwood, K. Scott Hemmert
2011	—	`conf`	A Unified Algorithm for Both Randomized Deterministic and Adaptive Routing in Torus Networks. IPDPS Workshops Keith D. Underwood, Eric Borch
2011	—	`conf`	Enabling Flexible Collective Communication Offload with Triggered Operations. Hot Interconnects Keith D. Underwood, Jerrie Coffman, Roy Larsen, K. Scott Hemmert, Brian W. Barrett, Ron Brightwell, Michael J. Levenhagen
2011	—	`conf`	Enhanced Support for OpenSHMEM Communication in Portals. Hot Interconnects Brian W. Barrett, Ron Brightwell, K. Scott Hemmert, Kevin T. Pedretti, Kyle B. Wheeler, Keith D. Underwood
2011	J	`jnl`	Scientific Application Demands on a Reconfigurable Functional Unit Interface. ACM Trans. Reconfigurable Technol. Syst. Kyle Rupnow, Keith D. Underwood, Katherine Compton
2011	C	`conf`	Using Triggered Operations to Offload Rendezvous Messages. EuroMPI Brian W. Barrett, Ron Brightwell, K. Scott Hemmert, Kyle B. Wheeler, Keith D. Underwood
2010	B	`conf`	Challenges for High-Performance Networking for Exascale Computing. ICCCN Ron Brightwell, Brian W. Barrett, Karl S. Hemmert, Keith D. Underwood
2010	J	`jnl`	Fast, Efficient Floating-Point Adders and Multipliers for FPGAs. ACM Trans. Reconfigurable Technol. Syst. K. Scott Hemmert, Keith D. Underwood
2010	J	`jnl`	Performance evaluation of the Red Storm dual-core upgrade. Concurr. Comput. Pract. Exp. Ron Brightwell, Keith D. Underwood, Courtenay T. Vaughan, Joel Stevenson
2010	C	`conf`	Using Triggered Operations to Offload Collective Communication Operations. EuroMPI K. Scott Hemmert, Brian W. Barrett, Keith D. Underwood
2009	J	`jnl`	From Silicon to Science: The Long Road to Production Reconfigurable Supercomputing. ACM Trans. Reconfigurable Technol. Syst. Keith D. Underwood, K. Scott Hemmert, Craig D. Ulmer
2008	J	`jnl`	Architectural Modifications to Enhance the Floating-Point Performance of FPGAs. IEEE Trans. Very Large Scale Integr. Syst. Michael J. Beauchamp, Scott Hauck, Keith D. Underwood, K. Scott Hemmert
2008	—	`conf`	From Silicon to Science: The Long Road to Production Reconfigurable Supercomputing. ARC Keith D. Underwood
2008	C	`conf`	High message rate, NIC-based atomics: Design and performance considerations. CLUSTER Keith D. Underwood, Michael J. Levenhagen, K. Scott Hemmert, Ron Brightwell
2007	C	`conf`	An architecture to perform NIC based MPI matching. CLUSTER K. Scott Hemmert, Keith D. Underwood, Arun Rodrigues
2007	A	`conf`	Analyzing the Scalability of Graph Algorithms on Eldorado. IPDPS Keith D. Underwood, Megan Vance, Jonathan W. Berry, Bruce Hendrickson
2007	A	`conf`	Evaluating NIC hardware requirements to achieve high message rate PGAS support on multi-core processors. SC Keith D. Underwood, Michael J. Levenhagen, Ron Brightwell
2007	J	`jnl`	Floating-Point Divider Design for FPGAs. IEEE Trans. Very Large Scale Integr. Syst. K. Scott Hemmert, Keith D. Underwood
2007	Misc	`conf`	Scientific Application Acceleration with Reconfigurable Functional Units. FCCM Kyle Rupnow, Keith D. Underwood, Katherine Compton
2007	A	`conf`	Simulating Red Storm: Challenges and Successes in Building a System Simulation. IPDPS Keith D. Underwood, Michael J. Levenhagen, Arun Rodrigues
2006	C	`conf`	A Simple Synchronous Distributed-Memory Algorithm for the HPCC RandomAccess Benchmark. CLUSTER Steven J. Plimpton, Ron Brightwell, Courtenay T. Vaughan, Keith D. Underwood, Mike Davis
2006	A	`conf`	A preliminary analysis of the InfiniPath and XD1 network interfaces. IPDPS Ron Brightwell, Douglas Doerfler, Keith D. Underwood
2006	B	`conf`	Architectural Modifications to Improve Floating-Point Unit Efficiency in FPGAs. FPL Michael J. Beauchamp, Scott Hauck, Keith D. Underwood, K. Scott Hemmert
2006	—	`conf`	Challenges and Issues in Benchmarking MPI. PVM/MPI Keith D. Underwood
2006	A	`conf`	Embedded floating-point units in FPGAs. FPGA Michael J. Beauchamp, Scott Hauck, Keith D. Underwood, K. Scott Hemmert
2006	C	`conf`	Fine-Grained Message Pipelining for Improved MPI Performance. CLUSTER Arun Rodrigues, Kyle B. Wheeler, Peter M. Kogge, Keith D. Underwood
2006	J	`jnl`	Implications of application usage characteristics for collective communication offload. Int. J. High Perform. Comput. Netw. Ron Brightwell, Sue Goudy, Arun Rodrigues, Keith D. Underwood
2006	Misc	`conf`	Open Source High Performance Floating-Point Modules. FCCM K. Scott Hemmert, Keith D. Underwood
2006	A	`conf`	Poster reception - The structural simulation toolkit: exploring novel architectures. SC Arun Rodrigues, Richard C. Murphy, Peter M. Kogge, Keith D. Underwood
2006	A	`conf`	Reconfigurable supercomputing - Is high-performance reconfigurable computing the next supercomputing paradigm? SC Tarek A. El-Ghazawi, Dave Bennett, Daniel S. Poznanovic, Allan Cantle, Keith D. Underwood, Rob Pennington, Duncan A. Buell, Alan D. George, Volodymyr V. Kindratenko
2006	A	`conf`	Scientific applications vs. SPEC-FP: a comparison of program behavior. ICS Kyle Rupnow, Arun Rodrigues, Keith D. Underwood, Katherine Compton
2006	J	`jnl`	SeaStar Interconnect: Balanced Bandwidth for Scalable Performance. IEEE Micro Ron Brightwell, Kevin T. Pedretti, Keith D. Underwood, Trammell Hudson
2006	A	`conf`	Tools and techniques for performance - Architectures and APIs: assessing requirements for delivering FPGA performance to applications. SC Keith D. Underwood, K. Scott Hemmert, Craig D. Ulmer
2005	Misc	`conf`	A Comparison of Floating Point and Logarithmic Number Systems for FPGAs. FCCM Michael Haselman, Michael J. Beauchamp, Aaron Wood, Scott Hauck, Keith D. Underwood, K. Scott Hemmert
2005	A	`conf`	A Hardware Acceleration Unit for MPI Queue Processing. IPDPS Keith D. Underwood, K. Scott Hemmert, Arun Rodrigues, Richard C. Murphy, Ron Brightwell
2005	B	`conf`	A Preliminary Analysis of the MPI Queue Characteristics of Several Applications. ICPP Ron Brightwell, Sue Goudy, Keith D. Underwood
2005	C	`conf`	Accelerating List Management for MPI. CLUSTER Keith D. Underwood, Arun Rodrigues, K. S. Hemmeit
2005	Misc	`conf`	An Analysis of the Double-Precision Floating-Point FFT on FPGAs. FCCM K. Scott Hemmert, Keith D. Underwood
2005	J	`jnl`	Analyzing the Impact of Overlap, Offload, and Independent Progress for Message Passing Interface Applications. Int. J. High Perform. Comput. Appl. Ron Brightwell, Rolf Riesen, Keith D. Underwood
2005	B	`conf`	Considering the Relative Importance of Network Performance and Network Features. ICPP William Lawry, Keith D. Underwood
2005	A	`conf`	Enhancing NIC Performance for MPI using Processing-in-Memory. IPDPS Arun Rodrigues, Richard C. Murphy, Ron Brightwell, Keith D. Underwood
2005	C	`conf`	Implementation and Performance of Portals 3.3 on the Cray XT3. CLUSTER Ron Brightwell, Trammell Hudson, Kevin T. Pedretti, Rolf Riesen, Keith D. Underwood
2005	—	`conf`	Initial Performance Evaluation of the Cray SeaStar Interconnect. Hot Interconnects Ron Brightwell, Kevin T. Pedretti, Keith D. Underwood
2005	A	`conf`	RC-BLAST: Towards a Portable, Cost-Effective Open Source Hardware Implementation. IPDPS Krishna Muriki, Keith D. Underwood, Ron Sass
2005	A	`conf`	The implications of working set analysis on supercomputing memory hierarchy design. ICS Richard C. Murphy, Arun Rodrigues, Peter M. Kogge, Keith D. Underwood
2004	C	`conf`	A comparison of 4X InfiniBand and Quadrics Elan-4 technologies. CLUSTER Ron Brightwell, Douglas Doerfler, Keith D. Underwood
2004	A	`conf`	An Analysis of NIC Resource Usage for Offloading MPI. IPDPS Ron Brightwell, Keith D. Underwood
2004	J	`jnl`	An Analysis of the Cost Effectiveness of an Adaptable Computing Cluster. Clust. Comput. Keith D. Underwood, Walter B. Ligon III, Ron R. Sass
2004	—	`conf`	An Initial Analysis of the Impact of Overlap and Independent Progress for MPI. PVM/MPI Ron Brightwell, Keith D. Underwood, Rolf Riesen
2004	A	`conf`	An analysis of the impact of MPI overlap and independent progress. ICS Ron Brightwell, Keith D. Underwood
2004	A	`conf`	Characterizing a new class of threads in scientific applications for high end supercomputers. ICS Arun Rodrigues, Richard C. Murphy, Peter M. Kogge, Keith D. Underwood
2004	Misc	`conf`	Closing the Gap: CPU and FPGA Trends in Sustainable Floating-Point BLAS Performance. FCCM Keith D. Underwood, K. Scott Hemmert
2004	A	`conf`	FPGAs vs. CPUs: trends in peak floating-point performance. FPGA Keith D. Underwood
2004	B	`conf`	The Impact of MPI Queue Usage on Message Latency. ICPP Keith D. Underwood, Ron Brightwell
2003	Misc	`conf`	A Configurable Network Protocol for Cluster Based Communications using Modular Hardware Primitives on an Intelligent NIC. FCCM Ranjesh G. Jaganathan, Keith D. Underwood, Ron R. Sass
2003	A	`conf`	A Configurable Network Protocol for Cluster Based Communications using Modular Hardware Primitives on an Intelligent NIC. SC Ranjesh G. Jaganathan, Keith D. Underwood, Ron Sass
2003	C	`conf`	A Performance Comparison of Linux and a Lightweight Kernel. CLUSTER Ron Brightwell, Rolf Riesen, Keith D. Underwood, Trammell Hudson, Patrick G. Bridges, Arthur B. Maccabe
2003	J	`jnl`	Analysis of a prototype intelligent network interface. Concurr. Comput. Pract. Exp. Keith D. Underwood, Walter B. Ligon III, Ron Sass
2003	—	`conf`	Evaluation of an Eager Protocol Optimization for MPI. PVM/MPI Ron Brightwell, Keith D. Underwood
2003	C	`conf`	Implications of a PIM Architectural Model for MPI. CLUSTER Arun Rodrigues, Richard C. Murphy, Peter M. Kogge, Jay B. Brockman, Ron Brightwell, Keith D. Underwood
2002	Misc	`conf`	GRIP: A Reconfigurable Architecture for Host-Based Gigabit-Rate Packet Processing. FCCM Peter Bellows, Jaroslav Flidr, Tom Lehman, Brian Schott, Keith D. Underwood
2001	C	`conf`	A Reconfigurable Extension to the Network Interface of Beowulf Clusters. CLUSTER Keith D. Underwood, Ron Sass, Walter B. Ligon III
2001	Misc	`conf`	Acceleration of a 2D-FFT on an Adaptable Computing Cluster. FCCM Keith D. Underwood, Ron R. Sass, Walter B. Ligon III
2001	A	`conf`	Cost effectiveness of an adaptable computing cluster. SC Keith D. Underwood, Ron R. Sass, Walter B. Ligon III
1998	Misc	`conf`	A Re-evaluation of the Practicality of Floating-Point Operations on FPGAs. FCCM Walter B. Ligon III, Scott McMillan, Greg Monn, Kevin Schoonover, Fred Stivers, Keith D. Underwood
1998	A	`conf`	Implementation of IEEE Single-Precision Floating-Point Operations on FPGAs (Abstract). FPGA Walter B. Ligon III, Greg Monn, S. P. McMillan, Kevin Schoonover, Fred Stivers, Keith D. Underwood