Keith D. Underwood

According to our database, Keith D. Underwood authored at least 78 papers between 1998 and 2023.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2023

Datacenter Ethernet and RDMA: Issues at Hyperscale.

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

CoRR, 2023

Not all applications have boring communication patterns: Profiling message matching with BMM.

Taylor L. Groves, Naveen Ravichandrasekaran, Brandon Cook, Noel Keen, David Trebotich, Nicholas J. Wright, Bob Alverson, Duncan Roweth, Keith D. Underwood

Concurr. Comput. Pract. Exp., 2023

Data Center Ethernet and Remote Direct Memory Access: Issues at Hyperscale.

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

Computer, 2023

2017

Fast Networks and Slow Memories: A Mechanism for Mitigating Bandwidth Mismatches.

Timo Schneider, James Dinan, Mario Flajslik, Keith D. Underwood, Torsten Hoefler

Proceedings of the 25th IEEE Annual Symposium on High-Performance Interconnects, 2017

2016

Exploiting Offload-Enabled Network Interfaces.

Salvatore Di Girolamo, Pierre Jolivet, Keith D. Underwood, Torsten Hoefler

IEEE Micro, 2016

Enabling Scalable High-Performance Systems with the Intel Omni-Path Architecture.

Mark S. Birrittella, Mark Debbage, Ram Huggahalli, James Kunz, Tom Lovett, Todd Rimmer, Keith D. Underwood, Robert C. Zak

IEEE Micro, 2016

Mitigating MPI Message Matching Misery.

Mario Flajslik, James Dinan, Keith D. Underwood

Proceedings of the High Performance Computing - 31st International Conference, 2016

2015

Remote Memory Access Programming in MPI-3.

Torsten Hoefler, James Dinan, Rajeev Thakur, Brian Barrett, Pavan Balaji, William Gropp, Keith D. Underwood

ACM Trans. Parallel Comput., 2015

Intel® Omni-path Architecture: Enabling Scalable, High Performance Fabrics.

Mark S. Birrittella, Mark Debbage, Ram Huggahalli, James Kunz, Tom Lovett, Todd Rimmer, Keith D. Underwood, Robert C. Zak

Proceedings of the 23rd IEEE Annual Symposium on High-Performance Interconnects, 2015

2014

Reducing Synchronization Overhead Through Bundled Communication.

James Dinan, Clement Cole, Gabriele Jost, Stan Smith, Keith D. Underwood, Robert W. Wisniewski

Proceedings of the OpenSHMEM and Related Technologies. Experiences, Implementations, and Tools, 2014

2013

Evaluating on-die interconnects for a 4 TB/s router.

Keith D. Underwood, Eric Borch, John Sizer, Timothy Stremcha, Michael Strom

Proceedings of the International Conference on Supercomputing, 2013

2012

Poster: Portals 4 Network Programming Interface.

Brian Barrett, Ron Brightwell, Keith D. Underwood, K. Scott Hemmert

Proceedings of the 2012 SC Companion: High Performance Computing, 2012

A Low Impact Flow Control Implementation for Offload Communication Interfaces.

Brian W. Barrett, Ron Brightwell, Keith D. Underwood

Proceedings of the Recent Advances in the Message Passing Interface, 2012

Exploiting communication and packaging locality for cost-effective large scale networks.

Keith D. Underwood, Eric Borch

Proceedings of the International Conference on Supercomputing, 2012

2011

Scientific Application Demands on a Reconfigurable Functional Unit Interface.

Kyle Rupnow, Keith D. Underwood, Katherine Compton

ACM Trans. Reconfigurable Technol. Syst., 2011

Using Triggered Operations to Offload Rendezvous Messages.

Brian W. Barrett, Ron Brightwell, K. Scott Hemmert, Kyle B. Wheeler, Keith D. Underwood

Proceedings of the Recent Advances in the Message Passing Interface, 2011

A Unified Algorithm for Both Randomized Deterministic and Adaptive Routing in Torus Networks.

Keith D. Underwood, Eric Borch

Proceedings of the 25th IEEE International Symposium on Parallel and Distributed Processing, 2011

Enabling Flexible Collective Communication Offload with Triggered Operations.

Keith D. Underwood, Jerrie Coffman, Roy Larsen, K. Scott Hemmert, Brian W. Barrett, Ron Brightwell, Michael J. Levenhagen

Proceedings of the IEEE 19th Annual Symposium on High Performance Interconnects, 2011

Enhanced Support for OpenSHMEM Communication in Portals.

Brian W. Barrett, Ron Brightwell, K. Scott Hemmert, Kevin T. Pedretti, Kyle B. Wheeler, Keith D. Underwood

Proceedings of the IEEE 19th Annual Symposium on High Performance Interconnects, 2011

2010

Fast, Efficient Floating-Point Adders and Multipliers for FPGAs.

K. Scott Hemmert, Keith D. Underwood

ACM Trans. Reconfigurable Technol. Syst., 2010

Performance evaluation of the Red Storm dual-core upgrade.

Ron Brightwell, Keith D. Underwood, Courtenay T. Vaughan, Joel Stevenson

Concurr. Comput. Pract. Exp., 2010

Using Triggered Operations to Offload Collective Communication Operations.

K. Scott Hemmert, Brian W. Barrett, Keith D. Underwood

Proceedings of the Recent Advances in the Message Passing Interface, 2010

Challenges for High-Performance Networking for Exascale Computing.

Ron Brightwell, Brian W. Barrett, Karl S. Hemmert, Keith D. Underwood

Proceedings of the 19th International Conference on Computer Communications and Networks, 2010

2009

From Silicon to Science: The Long Road to Production Reconfigurable Supercomputing.

Keith D. Underwood, K. Scott Hemmert, Craig D. Ulmer

ACM Trans. Reconfigurable Technol. Syst., 2009

2008

Architectural Modifications to Enhance the Floating-Point Performance of FPGAs.

Michael J. Beauchamp, Scott Hauck, Keith D. Underwood, K. Scott Hemmert

IEEE Trans. Very Large Scale Integr. Syst., 2008

High message rate, NIC-based atomics: Design and performance considerations.

Keith D. Underwood, Michael J. Levenhagen, K. Scott Hemmert, Ron Brightwell

Proceedings of the 2008 IEEE International Conference on Cluster Computing, 29 September, 2008

From Silicon to Science: The Long Road to Production Reconfigurable Supercomputing.

Keith D. Underwood

Proceedings of the Reconfigurable Computing: Architectures, 2008

2007

Floating-Point Divider Design for FPGAs.

K. Scott Hemmert, Keith D. Underwood

IEEE Trans. Very Large Scale Integr. Syst., 2007

Evaluating NIC hardware requirements to achieve high message rate PGAS support on multi-core processors.

Keith D. Underwood, Michael J. Levenhagen, Ron Brightwell

Proceedings of the ACM/IEEE Conference on High Performance Networking and Computing, 2007

Analyzing the Scalability of Graph Algorithms on Eldorado.

Keith D. Underwood, Megan Vance, Jonathan W. Berry, Bruce Hendrickson

Proceedings of the 21th International Parallel and Distributed Processing Symposium (IPDPS 2007), 2007

Simulating Red Storm: Challenges and Successes in Building a System Simulation.

Keith D. Underwood, Michael J. Levenhagen, Arun Rodrigues

Proceedings of the 21th International Parallel and Distributed Processing Symposium (IPDPS 2007), 2007

Scientific Application Acceleration with Reconfigurable Functional Units.

Kyle Rupnow, Keith D. Underwood, Katherine Compton

Proceedings of the IEEE Symposium on Field-Programmable Custom Computing Machines, 2007

An architecture to perform NIC based MPI matching.

K. Scott Hemmert, Keith D. Underwood, Arun Rodrigues

Proceedings of the 2007 IEEE International Conference on Cluster Computing, 2007

2006

SeaStar Interconnect: Balanced Bandwidth for Scalable Performance.

Ron Brightwell, Kevin T. Pedretti, Keith D. Underwood, Trammell Hudson

IEEE Micro, 2006

Implications of application usage characteristics for collective communication offload.

Ron Brightwell, Sue Goudy, Arun Rodrigues, Keith D. Underwood

Int. J. High Perform. Comput. Netw., 2006

Tools and techniques for performance - Architectures and APIs: assessing requirements for delivering FPGA performance to applications.

Keith D. Underwood, K. Scott Hemmert, Craig D. Ulmer

Proceedings of the ACM/IEEE SC2006 Conference on High Performance Networking and Computing, 2006

Poster reception - The structural simulation toolkit: exploring novel architectures.

Arun Rodrigues, Richard C. Murphy, Peter M. Kogge, Keith D. Underwood

Proceedings of the ACM/IEEE SC2006 Conference on High Performance Networking and Computing, 2006

Reconfigurable supercomputing - Is high-performance reconfigurable computing the next supercomputing paradigm?

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

Proceedings of the ACM/IEEE SC2006 Conference on High Performance Networking and Computing, 2006

Challenges and Issues in Benchmarking MPI.

Keith D. Underwood

Proceedings of the Recent Advances in Parallel Virtual Machine and Message Passing Interface, 2006

A preliminary analysis of the InfiniPath and XD1 network interfaces.

Ron Brightwell, Douglas Doerfler, Keith D. Underwood

Proceedings of the 20th International Parallel and Distributed Processing Symposium (IPDPS 2006), 2006

Scientific applications vs. SPEC-FP: a comparison of program behavior.

Kyle Rupnow, Arun Rodrigues, Keith D. Underwood, Katherine Compton

Proceedings of the 20th Annual International Conference on Supercomputing, 2006

Architectural Modifications to Improve Floating-Point Unit Efficiency in FPGAs.

Michael J. Beauchamp, Scott Hauck, Keith D. Underwood, K. Scott Hemmert

Proceedings of the 2006 International Conference on Field Programmable Logic and Applications (FPL), 2006

Embedded floating-point units in FPGAs.

Michael J. Beauchamp, Scott Hauck, Keith D. Underwood, K. Scott Hemmert

Proceedings of the ACM/SIGDA 14th International Symposium on Field Programmable Gate Arrays, 2006

Open Source High Performance Floating-Point Modules.

K. Scott Hemmert, Keith D. Underwood

Proceedings of the 14th IEEE Symposium on Field-Programmable Custom Computing Machines (FCCM 2006), 2006

Fine-Grained Message Pipelining for Improved MPI Performance.

Arun Rodrigues, Kyle B. Wheeler, Peter M. Kogge, Keith D. Underwood

Proceedings of the 2006 IEEE International Conference on Cluster Computing, 2006

A Simple Synchronous Distributed-Memory Algorithm for the HPCC RandomAccess Benchmark.

Steven J. Plimpton, Ron Brightwell, Courtenay T. Vaughan, Keith D. Underwood, Mike Davis

Proceedings of the 2006 IEEE International Conference on Cluster Computing, 2006

2005

Analyzing the Impact of Overlap, Offload, and Independent Progress for Message Passing Interface Applications.

Ron Brightwell, Rolf Riesen, Keith D. Underwood

Int. J. High Perform. Comput. Appl., 2005

A Hardware Acceleration Unit for MPI Queue Processing.

Keith D. Underwood, K. Scott Hemmert, Arun Rodrigues, Richard C. Murphy, Ron Brightwell

Proceedings of the 19th International Parallel and Distributed Processing Symposium (IPDPS 2005), 2005

Enhancing NIC Performance for MPI using Processing-in-Memory.

Arun Rodrigues, Richard C. Murphy, Ron Brightwell, Keith D. Underwood

Proceedings of the 19th International Parallel and Distributed Processing Symposium (IPDPS 2005), 2005

RC-BLAST: Towards a Portable, Cost-Effective Open Source Hardware Implementation.

Krishna Muriki, Keith D. Underwood, Ron Sass

Proceedings of the 19th International Parallel and Distributed Processing Symposium (IPDPS 2005), 2005

The implications of working set analysis on supercomputing memory hierarchy design.

Richard C. Murphy, Arun Rodrigues, Peter M. Kogge, Keith D. Underwood

Proceedings of the 19th Annual International Conference on Supercomputing, 2005

Considering the Relative Importance of Network Performance and Network Features.

William Lawry, Keith D. Underwood

Proceedings of the 34th International Conference on Parallel Processing (ICPP 2005), 2005

A Preliminary Analysis of the MPI Queue Characteristics of Several Applications.

Ron Brightwell, Sue Goudy, Keith D. Underwood

Proceedings of the 34th International Conference on Parallel Processing (ICPP 2005), 2005

Initial Performance Evaluation of the Cray SeaStar Interconnect.

Ron Brightwell, Kevin T. Pedretti, Keith D. Underwood

Proceedings of the 13th Annual IEEE Symposium on High Performance Interconnects (HOTIC 2005), 2005

An Analysis of the Double-Precision Floating-Point FFT on FPGAs.

K. Scott Hemmert, Keith D. Underwood

Proceedings of the 13th IEEE Symposium on Field-Programmable Custom Computing Machines (FCCM 2005), 2005

A Comparison of Floating Point and Logarithmic Number Systems for FPGAs.

Michael Haselman, Michael J. Beauchamp, Aaron Wood, Scott Hauck, Keith D. Underwood, K. Scott Hemmert

Proceedings of the 13th IEEE Symposium on Field-Programmable Custom Computing Machines (FCCM 2005), 2005

Accelerating List Management for MPI.

Keith D. Underwood, Arun Rodrigues, K. S. Hemmeit

Proceedings of the 2005 IEEE International Conference on Cluster Computing (CLUSTER 2005), September 26, 2005

Implementation and Performance of Portals 3.3 on the Cray XT3.

Ron Brightwell, Trammell Hudson, Kevin T. Pedretti, Rolf Riesen, Keith D. Underwood

Proceedings of the 2005 IEEE International Conference on Cluster Computing (CLUSTER 2005), September 26, 2005

2004

An Analysis of the Cost Effectiveness of an Adaptable Computing Cluster.

Keith D. Underwood, Walter B. Ligon III, Ron R. Sass

Clust. Comput., 2004

An Initial Analysis of the Impact of Overlap and Independent Progress for MPI.

Ron Brightwell, Keith D. Underwood, Rolf Riesen

Proceedings of the Recent Advances in Parallel Virtual Machine and Message Passing Interface, 2004

An Analysis of NIC Resource Usage for Offloading MPI.

Ron Brightwell, Keith D. Underwood

Proceedings of the 18th International Parallel and Distributed Processing Symposium (IPDPS 2004), 2004

Characterizing a new class of threads in scientific applications for high end supercomputers.

Arun Rodrigues, Richard C. Murphy, Peter M. Kogge, Keith D. Underwood

Proceedings of the 18th Annual International Conference on Supercomputing, 2004

An analysis of the impact of MPI overlap and independent progress.

Ron Brightwell, Keith D. Underwood

Proceedings of the 18th Annual International Conference on Supercomputing, 2004

The Impact of MPI Queue Usage on Message Latency.

Keith D. Underwood, Ron Brightwell

Proceedings of the 33rd International Conference on Parallel Processing (ICPP 2004), 2004

FPGAs vs. CPUs: trends in peak floating-point performance.

Keith D. Underwood

Proceedings of the ACM/SIGDA 12th International Symposium on Field Programmable Gate Arrays, 2004

Closing the Gap: CPU and FPGA Trends in Sustainable Floating-Point BLAS Performance.

Keith D. Underwood, K. Scott Hemmert

Proceedings of the 12th IEEE Symposium on Field-Programmable Custom Computing Machines (FCCM 2004), 2004

A comparison of 4X InfiniBand and Quadrics Elan-4 technologies.

Ron Brightwell, Douglas Doerfler, Keith D. Underwood

Proceedings of the 2004 IEEE International Conference on Cluster Computing (CLUSTER 2004), 2004

2003

Analysis of a prototype intelligent network interface.

Keith D. Underwood, Walter B. Ligon III, Ron Sass

Concurr. Comput. Pract. Exp., 2003

Evaluation of an Eager Protocol Optimization for MPI.

Ron Brightwell, Keith D. Underwood

Proceedings of the Recent Advances in Parallel Virtual Machine and Message Passing Interface,10th European PVM/MPI Users' Group Meeting, Venice, Italy, September 29, 2003

A Configurable Network Protocol for Cluster Based Communications using Modular Hardware Primitives on an Intelligent NIC.

Ranjesh G. Jaganathan, Keith D. Underwood, Ron R. Sass

Proceedings of the 11th IEEE Symposium on Field-Programmable Custom Computing Machines (FCCM 2003), 2003

Implications of a PIM Architectural Model for MPI.

Arun Rodrigues, Richard C. Murphy, Peter M. Kogge, Jay B. Brockman, Ron Brightwell, Keith D. Underwood

Proceedings of the 2003 IEEE International Conference on Cluster Computing (CLUSTER 2003), 2003

A Performance Comparison of Linux and a Lightweight Kernel.

Ron Brightwell, Rolf Riesen, Keith D. Underwood, Trammell Hudson, Patrick G. Bridges, Arthur B. Maccabe

Proceedings of the 2003 IEEE International Conference on Cluster Computing (CLUSTER 2003), 2003

2002

GRIP: A Reconfigurable Architecture for Host-Based Gigabit-Rate Packet Processing.

Peter Bellows, Jaroslav Flidr, Tom Lehman, Brian Schott, Keith D. Underwood

Proceedings of the 10th IEEE Symposium on Field-Programmable Custom Computing Machines (FCCM 2002), 2002

2001

Cost effectiveness of an adaptable computing cluster.

Keith D. Underwood, Ron R. Sass, Walter B. Ligon III

Proceedings of the 2001 ACM/IEEE conference on Supercomputing, 2001

Acceleration of a 2D-FFT on an Adaptable Computing Cluster.

Keith D. Underwood, Ron R. Sass, Walter B. Ligon III

Proceedings of the 9th Annual IEEE Symposium on Field-Programmable Custom Computing Machines, 2001

A Reconfigurable Extension to the Network Interface of Beowulf Clusters.

Keith D. Underwood, Ron Sass, Walter B. Ligon III

Proceedings of the 2001 IEEE International Conference on Cluster Computing (CLUSTER 2001), 2001

1998

Implementation of IEEE Single-Precision Floating-Point Operations on FPGAs (Abstract).

Walter B. Ligon III, Greg Monn, S. P. McMillan, Kevin Schoonover, Fred Stivers, Keith D. Underwood

Proceedings of the 1998 ACM/SIGDA Sixth International Symposium on Field Programmable Gate Arrays, 1998

A Re-evaluation of the Practicality of Floating-Point Operations on FPGAs.

Walter B. Ligon III, Scott McMillan, Greg Monn, Kevin Schoonover, Fred Stivers, Keith D. Underwood

Proceedings of the 6th IEEE Symposium on Field-Programmable Custom Computing Machines (FCCM '98), 1998