Nicholas J. Wright

74 papers A 12B 4C 7Misc 1Journal 14Unranked 36

Year	Rank	Type	Title / Venue / Authors
2025	A	`conf`	A Global Perspective on Supercomputer Power Provisioning: Case Studies from United States and Europe. ICS Tapasya Patki, Barry Rountree, Torsten Wilde, Andrea Bartolini, Stephanie Brink, Esa Heiskanen, Sachin Idgunji, Matthias Maiterth, James H. Rogers, Ermal Rrapaj, Ralf Schneider, Woong Shin, Kathleen Shoga, Christian Simmendinger, Nicholas J. Wright, Zhengji Zhao
2025	A	`conf`	Benchmark-driven Models for Energy Analysis and Attribution of GPU-Accelerated Supercomputing. SC Oscar Antepara, Zhengji Zhao, Brian Austin, Nan Ding, Leonid Oliker, Nicholas J. Wright, Samuel Williams
2025	—	`conf`	Implementing Network-level QoS at HPC Datacenters to Enable Distributed Scientific Workflows. SC Workshops Anna Giannakou, Jonathan Skone, Vinay Sawal, Ronal Kumar, Stephen Simms, Nicholas J. Wright, Lavanya Ramakrishnan
2025	C	`conf`	Maximizing Power-Constrained Supercomputing Throughput. ISC Nan Ding, Oscar Antepara, Zhengji Zhao, Brian Austin, Leonid Oliker, Nicholas J. Wright, Samuel Williams
2024	A	`conf`	A Workflow Roofline Model for End-to-End Workflow Performance Analysis. SC Nan Ding, Brian Austin, Yang Liu, Neil Mehta, Steven Farrell, Johannes P. Blaschke, Leonid Oliker, Hai Ah Nam, Nicholas J. Wright, Samuel Williams
2024	—	`conf`	Analysis of Power Consumption and GPU Power Capping for MILC. SC Workshops Fatih Acun, Zhengji Zhao, Brian Austin, Ayse K. Coskun, Nicholas J. Wright
2024	J	`jnl`	Architecture and performance of Perlmutter's 35 PB ClusterStor E1000 all-flash file system. Concurr. Comput. Pract. Exp. Glenn K. Lockwood, Alberto Chiusole, Lisa Gerhardt, Kirill Lozinskiy, David Paul, Nicholas J. Wright
2024	—	`conf`	Comprehensive Performance Modeling and System Design Insights for Foundation Models. SC Workshops Shashank Subramanian, Ermal Rrapaj, Peter Harrington, Smeet Chheda, Steven Farrell, Brian Austin, Samuel Williams, Nicholas J. Wright, Wahid Bhimji
2024	J	`jnl`	Comprehensive Performance Modeling and System Design Insights for Foundation Models. CoRR Shashank Subramanian, Ermal Rrapaj, Peter Harrington, Smeet Chheda, Steven Farrell, Brian Austin, Samuel Williams, Nicholas J. Wright, Wahid Bhimji
2024	J	`jnl`	Evaluating the potential of disaggregated memory systems for HPC applications. Concurr. Comput. Pract. Exp. Nan Ding, Pieter Maris, Hai Ah Nam, Taylor L. Groves, Muaaz Gul Awan, LeAnn Lindsey, Christopher S. Daley, Oguz Selvitopi, Leonid Oliker, Nicholas J. Wright, Samuel Williams
2024	C	`conf`	Evaluation of the Classical Hardware Requirements for Large-Scale Quantum Computations. ISC Daan Camps, Ermal Rrapaj, Katherine Klymko, Brian Austin, Nicholas J. Wright
2024	C	`conf`	Power Consumption Trends in Supercomputers: A Study of NERSC's Cori and Perlmutter Machines. ISC Ermal Rrapaj, Sridutt Bhalachandra, Zhengji Zhao, Brian Austin, Hai Ah Nam, Nicholas J. Wright
2024	—	`conf`	System-Wide Roofline Profiling -a Case Study on NERSC's Perlmutter Supercomputer. SC Workshops Brian Austin, Dhruva Kulkarni, Brandon Cook, Samuel Williams, Nicholas J. Wright
2024	A	`conf`	Understanding Data Movement Patterns in HPC: A NERSC Case Study. SC Anna Giannakou, Damian Hazen, Bjoern Enders, Lavanya Ramakrishnan, Nicholas J. Wright
2024	—	`conf`	Understanding VASP Power Profiles on NVIDIA A100 GPUs. SC Workshops Zhengji Zhao, Brian Austin, Ermal Rrapaj, Nicholas J. Wright
2023	—	`conf`	A Performance Model for Estimating the Cost of Scaling to Practical Quantum Advantage. SC Workshops Daan Camps, Katherine Klymko, Brian Austin, Nicholas J. Wright
2023	J	`jnl`	An automated and portable method for selecting an optimal GPU frequency. Future Gener. Comput. Syst. Ghazanfar Ali, Mert Side, Sridutt Bhalachandra, Nicholas J. Wright, Yong Chen
2023	J	`jnl`	Evaluating the Potential of Disaggregated Memory Systems for HPC applications. CoRR Nan Ding, Pieter Maris, Hai Ah Nam, Taylor L. Groves, Muaaz Gul Awan, LeAnn Lindsey, Christopher S. Daley, Oguz Selvitopi, Leonid Oliker, Nicholas J. Wright, Samuel Williams
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
2023	B	`conf`	Performance-Aware Energy-Efficient GPU Frequency Selection using DNN-based Models. ICPP Ghazanfar Ali, Mert Side, Sridutt Bhalachandra, Nicholas J. Wright, Yong Chen
2023	—	`conf`	Power Analysis of NERSC Production Workloads. SC Workshops Zhengji Zhao, Ermal Rrapaj, Sridutt Bhalachandra, Brian Austin, Hai Ah Nam, Nicholas J. Wright
2022	J	`jnl`	A DPU Solution for Container Overlay Networks. CoRR Anton Njavro, James Tau, Taylor L. Groves, Nicholas J. Wright, Richard West
2022	—	`conf`	A Methodology for Evaluating Tightly-integrated and Disaggregated Accelerated Architectures. PMBS@SC Taylor L. Groves, Christopher S. Daley, Rahulkumar Gayatri, Hai Ah Nam, Nan Ding, Lenny Oliker, Nicholas J. Wright, Samuel Williams
2022	J	`jnl`	FPGA-based HPC accelerators: An evaluation on performance and energy efficiency. Concurr. Comput. Pract. Exp. Tan Nguyen, Colin MacLean, Marco Siracusa, Douglas Doerfler, Nicholas J. Wright, Samuel Williams
2022	—	`conf`	Optimal GPU Frequency Selection using Multi-Objective Approaches for HPC Systems. HPEC Ghazanfar Ali, Sridutt Bhalachandra, Nicholas J. Wright, Mert Side, Yong Chen
2022	J	`jnl`	Understanding the Impact of Input Entropy on FPU, CPU, and GPU Power. CoRR Sridutt Bhalachandra, Brian Austin, Samuel Williams, Nicholas J. Wright
2021	—	`conf`	Architectural Requirements for Deep Learning Workloads in HPC Environments. PMBS Khaled Z. Ibrahim, Tan Nguyen, Hai Ah Nam, Wahid Bhimji, Steven Farrell, Leonid Oliker, Michael Rowan, Nicholas J. Wright, Samuel Williams
2021	—	`conf`	Experiences Porting the SU3_Bench Microbenchmark to the Intel Arria 10 and Xilinx Alveo U280 FPGAs. IWOCL Douglas Doerfler, Farzad Fatollahi-Fard, Colin MacLean, Tan Nguyen, Samuel Williams, Nicholas J. Wright, Marco Siracusa
2021	—	`conf`	New Challenges of Benchmarking All-Flash Storage for HPC. PDSW@SC Glenn K. Lockwood, Alberto Chiusole, Nicholas J. Wright
2021	A	`conf`	Non-recurring engineering (NRE) best practices: a case study with the NERSC/NVIDIA OpenMP contract. SC Christopher S. Daley, Annemarie Southwell, Rahulkumar Gayatri, Scott Biersdorfff, Craig Toepfer, Güray Özen, Nicholas J. Wright
2021	—	`conf`	Understanding power variation and its implications on performance optimization on the Cori supercomputer. PMBS Sridutt Bhalachandra, Brian Austin, Nicholas J. Wright
2021	B	`conf`	Use It or Lose It: Cheap Compute Everywhere. SMC Taylor L. Groves, Damian Hazen, Glenn K. Lockwood, Nicholas J. Wright
2020	—	`conf`	A Case Study of Porting HPGMG from CUDA to OpenMP Target Offload. IWOMP Christopher S. Daley, Hadia Ahmed, Samuel Williams, Nicholas J. Wright
2020	—	`conf`	Characterizing Scientific Workflows on HPC Systems using Logs. WORKS@SC Devarshi Ghoshal, Brian Austin, Deborah Bard, Christopher S. Daley, Glenn K. Lockwood, Nicholas J. Wright, Lavanya Ramakrishnan
2020	—	`conf`	Performance Assessment of OpenMP Compilers Targeting NVIDIA V100 GPUs. WACCPD@SC Joshua Hoke Davis, Christopher S. Daley, Swaroop Pophale, Thomas Huber, Sunita Chandrasekaran, Nicholas J. Wright
2020	J	`jnl`	Performance Assessment of OpenMP Compilers Targeting NVIDIA V100 GPUs. CoRR Joshua Hoke Davis, Christopher S. Daley, Swaroop Pophale, Thomas Huber, Sunita Chandrasekaran, Nicholas J. Wright
2020	—	`conf`	Performance Trade-offs in GPU Communication: A Study of Host and Device-initiated Approaches. PMBS@SC Taylor L. Groves, Ben Brock, Yuxin Chen, Khaled Z. Ibrahim, Lenny Oliker, Nicholas J. Wright, Samuel Williams, Katherine A. Yelick
2020	J	`jnl`	Performance characterization of scientific workflows for the optimal use of Burst Buffers. Future Gener. Comput. Syst. Christopher S. Daley, Devarshi Ghoshal, Glenn K. Lockwood, Sudip S. Dosanjh, Lavanya Ramakrishnan, Nicholas J. Wright
2020	C	`conf`	Quantifying the impact of network congestion on application performance and network metrics. CLUSTER Yijia Zhang, Taylor L. Groves, Brandon Cook, Nicholas J. Wright, Ayse K. Coskun
2020	—	`conf`	The Performance and Energy Efficiency Potential of FPGAs in Scientific Computing. PMBS@SC Tan Nguyen, Samuel Williams, Marco Siracusa, Colin MacLean, Douglas Doerfler, Nicholas J. Wright
2020	A	`conf`	Uncovering Access, Reuse, and Sharing Characteristics of I/O-Intensive Files on Large-Scale Production HPC Systems. FAST Tirthak Patel, Suren Byna, Glenn K. Lockwood, Nicholas J. Wright, Philip H. Carns, Robert B. Ross, Devesh Tiwari
2019	—	`conf`	A Quantitative Approach to Architecting All-Flash Lustre File Systems. ISC Workshops Glenn K. Lockwood, Kirill Lozinskiy, Lisa Gerhardt, Ravi Cheema, Damian Hazen, Nicholas J. Wright
2019	B	`conf`	A Zoom-in Analysis of I/O Logs to Detect Root Causes of I/O Performance Bottlenecks. CCGRID Teng Wang, Suren Byna, Glenn K. Lockwood, Shane Snyder, Philip H. Carns, Sunggon Kim, Nicholas J. Wright
2019	—	`conf`	Evaluation of Directive-Based GPU Programming Models on a Block Eigensolver with Consideration of Large Sparse Matrices. WACCPD@SC Fazlay Rabbi, Christopher S. Daley, Hasan Metin Aktulga, Nicholas J. Wright
2019	A	`conf`	GPCNeT: designing a benchmark suite for inducing and measuring contention in HPC networks. SC Sudheer Chunduri, Taylor L. Groves, Peter Mendygral, Brian Austin, Jacob Balma, Krishna Kandalla, Kalyan Kumaran, Glenn K. Lockwood, Scott Parker, Steven Warren, Nathan Wichmann, Nicholas J. Wright
2019	—	`conf`	Understanding Data Motion in the Modern HPC Data Center. PDSW@SC Glenn K. Lockwood, Shane Snyder, Suren Byna, Philip H. Carns, Nicholas J. Wright
2018	—	`conf`	A Metric for Evaluating Supercomputer Performance in the Era of Extreme Heterogeneity. PMBS@SC Brian Austin, Christopher S. Daley, Douglas Doerfler, Jack Deslippe, Brandon Cook, Brian Friesen, Thorsten Kurth, Charlene Yang, Nicholas J. Wright
2018	A	`conf`	A year in the life of a parallel file system. SC Glenn K. Lockwood, Shane Snyder, Teng Wang, Suren Byna, Philip H. Carns, Nicholas J. Wright
2018	C	`conf`	IOMiner: Large-Scale Analytics Framework for Gaining Knowledge from I/O Logs. CLUSTER Teng Wang, Shane Snyder, Glenn K. Lockwood, Philip H. Carns, Nicholas J. Wright, Suren Byna
2017	—	`conf`	Performance analysis of emerging data analytics and HPC workloads. PDSW-DISCS@SC Christopher S. Daley, Prabhat, Sudip S. Dosanjh, Nicholas J. Wright
2017	—	`conf`	Performance and Energy Usage of Workloads on KNL and Haswell Architectures. PMBS@SC Tyler N. Allen, Christopher S. Daley, Douglas Doerfler, Brian Austin, Nicholas J. Wright
2017	—	`conf`	UMAMI: a recipe for generating meaningful metrics through holistic I/O performance analysis. PDSW-DISCS@SC Glenn K. Lockwood, Wucherl Yoo, Suren Byna, Nicholas J. Wright, Shane Snyder, Kevin Harms, Zachary Nault, Philip H. Carns
2017	C	`conf`	Understanding Performance Variability on the Aries Dragonfly Network. CLUSTER Taylor L. Groves, Yizi Gu, Nicholas J. Wright
2016	—	`conf`	Modular HPC I/O Characterization with Darshan. ESPT@SC Shane Snyder, Philip H. Carns, Kevin Harms, Robert B. Ross, Glenn K. Lockwood, Nicholas J. Wright
2016	—	`conf`	Performance Characterization of Scientific Workflows for the Optimal Use of Burst Buffers. WORKS@SC Christopher S. Daley, Devarshi Ghoshal, Glenn K. Lockwood, Sudip S. Dosanjh, Lavanya Ramakrishnan, Nicholas J. Wright
2014	—	`conf`	Abstract machine models and proxy architectures for exascale computing. Co-HPC@SC James A. Ang, Richard F. Barrett, R. E. Benner, D. Burke, C. Chan, Jeanine E. Cook, David Donofrio, Simon D. Hammond, Karl S. Hemmert, Suzanne M. Kelly, H. Le, Vitus J. Leung, David R. Resnick, Arun F. Rodrigues, John Shalf, Dylan T. Stark, Didem Unat, Nicholas J. Wright
2014	Misc	`conf`	Cori: A Pre-Exascale Supercomputer for Big Data and HPC Applications. High Performance Computing Workshop Nicholas J. Wright, Sudip S. Dosanjh, Allison K. Andrews, Katerina B. Antypas, Brent Draney, Shane Canon, Shreyas Cholia, Christopher S. Daley, Kirsten M. Fagnan, Richard A. Gerber, Lisa Gerhardt, Larry Pezzaglia, Karen H. Schafer, Jay Srinivasan
2014	A	`conf`	Maximizing Throughput on a Dragonfly Network. SC Nikhil Jain, Abhinav Bhatele, Xiang Ni, Nicholas J. Wright, Laxmikant V. Kalé
2014	—	`conf`	Measurement and interpretation of microbenchmark and application energy use on the cray XC30. E2SC@SC Brian Austin, Nicholas J. Wright
2014	—	`conf`	Roofline Model Toolkit: A Practical Tool for Architectural and Program Analysis. PMBS@SC Yu Jung Lo, Samuel Williams, Brian van Straalen, Terry J. Ligocki, Matthew J. Cordery, Nicholas J. Wright, Mary W. Hall, Leonid Oliker
2013	—	`conf`	Analysis of Cray XC30 Performance Using Trinity-NERSC-8 Benchmarks and Comparison with Cray XE6 and IBM BG/Q. PMBS@SC Matthew J. Cordery, Brian Austin, H. J. Wassermann, Christopher S. Daley, Nicholas J. Wright, Simon D. Hammond, Douglas Doerfler
2013	—	`conf`	Extreme Data Science at the National Energy Research Scientific Computing (NERSC) Center. PARCO Sudip S. Dosanjh, Shane Canon, Jack Deslippe, Kjiersten Fagnan, Richard A. Gerber, Lisa Gerhardt, Jason Hick, Douglas Jacobsen, David Skinner, Nicholas J. Wright
2013	—	`conf`	Performance Tuning of Fock Matrix and Two-Electron Integral Calculations for NWChem on Leading HPC Platforms. PMBS@SC Hongzhang Shan, Brian Austin, Wibe de Jong, Leonid Oliker, Nicholas J. Wright, Edoardo Aprà
2012	J	`jnl`	A preliminary evaluation of the hardware acceleration of the Cray Gemini interconnect for PGAS languages and comparison with MPI. SIGMETRICS Perform. Evaluation Rev. Hongzhang Shan, Nicholas J. Wright, John Shalf, Katherine A. Yelick, Marcus Wagner, Nathan Wichmann
2012	J	`jnl`	Evaluating Interconnect and Virtualization Performance forHigh Performance Computing. SIGMETRICS Perform. Evaluation Rev. Lavanya Ramakrishnan, Shane Richard Canon, Krishna Muriki, Iwona Sakrejda, Nicholas J. Wright
2011	—	`conf`	Comprehensive Performance Monitoring for GPU Cluster Systems. IPDPS Workshops Karl Fürlinger, Nicholas J. Wright, David Skinner
2010	J	`jnl`	A programming model performance study using the NAS parallel benchmarks. Sci. Program. Hongzhang Shan, Filip Blagojevic, Seung-Jai Min, Paul Hargrove, Haoqiang Jin, Karl Fürlinger, Alice Koniges, Nicholas J. Wright
2010	—	`conf`	Effective Holistic Performance Measurement at Petascale Using IPM. CHPC Karl Fürlinger, Nicholas J. Wright, David Skinner, Christof Klausecker, Dieter Kranzlmüller
2010	B	`conf`	Effective Performance Measurement at Petascale Using IPM. ICPADS Karl Fürlinger, Nicholas J. Wright, David Skinner
2010	A	`conf`	Parallel I/O performance: From events to ensembles. IPDPS Andrew Uselton, Mark Howison, Nicholas J. Wright, David Skinner, Noel Keen, John Shalf, Karen L. Karavanic, Leonid Oliker
2010	C	`conf`	Performance Analysis of High Performance Computing Applications on the Amazon Web Services Cloud. CloudCom Keith R. Jackson, Lavanya Ramakrishnan, Krishna Muriki, Shane Canon, Shreyas Cholia, John Shalf, Harvey J. Wasserman, Nicholas J. Wright
2009	—	`conf`	Performance Analysis and Workload Characterization with IPM. Parallel Tools Workshop Karl Fürlinger, Nicholas J. Wright, David Skinner
2008	A	`conf`	Modeling and predicting application performance on parallel computers using HPC challenge benchmarks. IPDPS Wayne Pfeiffer, Nicholas J. Wright
2007	A	`conf`	WRF nature run. SC John Michalakes, Josh Hacker, Richard Loft, Michael O. McCracken, Allan Snavely, Nicholas J. Wright, Thomas E. Spelce, Brent C. Gorda, Robert Walkup