Glenn K. Lockwood

According to our database, Glenn K. Lockwood authored at least 28 papers between 2014 and 2024.

Collaborative distances:

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

2024

Architecture and performance of Perlmutter's 35 PB ClusterStor E1000 all-flash file system.

Glenn K. Lockwood, Alberto Chiusole, Lisa Gerhardt, Kirill Lozinskiy, David Paul, Nicholas J. Wright

Concurr. Comput. Pract. Exp., October, 2024

2023

Design and Implementation of Burst Buffer Over-Subscription Scheme for HPC Storage Systems.

Jiwoo Bang, Alexander Sim, Glenn K. Lockwood, Hyeonsang Eom, Hanul Sung

IEEE Access, 2023

2022

A Taxonomy of Error Sources in HPC I/O Machine Learning Models.

Mihailo Isakov, Mikaela Currier, Eliakin Del Rosario, Sandeep Madireddy, Prasanna Balaprakash, Philip H. Carns, Robert B. Ross, Glenn K. Lockwood, Michel A. Kinsy

Proceedings of the SC22: International Conference for High Performance Computing, 2022

EMOSS '22: Workshop on Emerging Open Storage Systems and Solutions for Data Intensive Computing.

Sai Narasimhamurthy, Glenn K. Lockwood

Proceedings of the HPDC '22: The 31st International Symposium on High-Performance Parallel and Distributed Computing, Minneapolis, MN, USA, 27 June 2022, 2022

2021

An empirical study of I/O separation for burst buffers in HPC systems.

Donghun Koo, Jaehwan Lee, Jialin Liu, Eun-Kyu Byun, Jae-Hyuck Kwak, Glenn K. Lockwood, Soonwook Hwang, Katie Antypas, Kesheng Wu, Hyeonsang Eom

J. Parallel Distributed Comput., 2021

Use It or Lose It: Cheap Compute Everywhere.

Taylor L. Groves, Damian Hazen, Glenn K. Lockwood, Nicholas J. Wright

Proceedings of the Driving Scientific and Engineering Discoveries Through the Integration of Experiment, Big Data, and Modeling and Simulation, 2021

New Challenges of Benchmarking All-Flash Storage for HPC.

Glenn K. Lockwood, Alberto Chiusole, Nicholas J. Wright

Proceedings of the 6th IEEE/ACM International Parallel Data Systems Workshop, 2021

2020

Performance characterization of scientific workflows for the optimal use of Burst Buffers.

Christopher S. Daley, Devarshi Ghoshal, Glenn K. Lockwood, Sudip S. Dosanjh, Lavanya Ramakrishnan, Nicholas J. Wright

Future Gener. Comput. Syst., 2020

Characterizing Scientific Workflows on HPC Systems using Logs.

Devarshi Ghoshal, Brian Austin, Deborah Bard, Christopher S. Daley, Glenn K. Lockwood, Nicholas J. Wright, Lavanya Ramakrishnan

Proceedings of the IEEE/ACM Workflows in Support of Large-Scale Science, 2020

Uncovering Access, Reuse, and Sharing Characteristics of I/O-Intensive Files on Large-Scale Production HPC Systems.

Tirthak Patel, Suren Byna, Glenn K. Lockwood, Nicholas J. Wright, Philip H. Carns, Robert B. Ross, Devesh Tiwari

Proceedings of the 18th USENIX Conference on File and Storage Technologies, 2020

BBOS: Efficient HPC Storage Management via Burst Buffer Over-Subscription.

Hanul Sung, Jiwoo Bang, Chungyong Kim, Hyung-Sin Kim, Alexander Sim, Glenn K. Lockwood, Hyeonsang Eom

Proceedings of the 20th IEEE/ACM International Symposium on Cluster, 2020

2019

A Quantitative Approach to Architecting All-Flash Lustre File Systems.

Glenn K. Lockwood, Kirill Lozinskiy, Lisa Gerhardt, Ravi Cheema, Damian Hazen, Nicholas J. Wright

Proceedings of the High Performance Computing, 2019

Revisiting I/O behavior in large-scale storage systems: the expected and the unexpected.

Tirthak Patel, Suren Byna, Glenn K. Lockwood, Devesh Tiwari

Proceedings of the International Conference for High Performance Computing, 2019

Understanding Data Motion in the Modern HPC Data Center.

Glenn K. Lockwood, Shane Snyder, Suren Byna, Philip H. Carns, Nicholas J. Wright

Proceedings of the IEEE/ACM Fourth International Parallel Data Systems Workshop, 2019

GPCNeT: designing a benchmark suite for inducing and measuring contention in HPC networks.

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

Proceedings of the International Conference for High Performance Computing, 2019

Adaptive Learning for Concept Drift in Application Performance Modeling.

Sandeep Madireddy, Prasanna Balaprakash, Philip H. Carns, Robert Latham, Glenn K. Lockwood, Robert B. Ross, Shane Snyder, Stefan M. Wild

Proceedings of the 48th International Conference on Parallel Processing, 2019

A Zoom-in Analysis of I/O Logs to Detect Root Causes of I/O Performance Bottlenecks.

Teng Wang, Suren Byna, Glenn K. Lockwood, Shane Snyder, Philip H. Carns, Sunggon Kim, Nicholas J. Wright

Proceedings of the 19th IEEE/ACM International Symposium on Cluster, 2019

2018

A year in the life of a parallel file system.

Glenn K. Lockwood, Shane Snyder, Teng Wang, Suren Byna, Philip H. Carns, Nicholas J. Wright

Proceedings of the International Conference for High Performance Computing, 2018

Evaluation of HPC Application I/O on Object Storage Systems.

Jialin Liu, Quincey Koziol, Gregory F. Butler, Neil Fortner, Mohamad Chaarawi, Houjun Tang, Suren Byna, Glenn K. Lockwood, Ravi Cheema, Kristy A. Kallback-Rose, Damian Hazen, Prabhat

Proceedings of the 3rd IEEE/ACM International Workshop on Parallel Data Storage & Data Intensive Scalable Computing Systems, 2018

IOMiner: Large-Scale Analytics Framework for Gaining Knowledge from I/O Logs.

Teng Wang, Shane Snyder, Glenn K. Lockwood, Philip H. Carns, Nicholas J. Wright, Suren Byna

Proceedings of the IEEE International Conference on Cluster Computing, 2018

2017

UMAMI: a recipe for generating meaningful metrics through holistic I/O performance analysis.

Glenn K. Lockwood, Wucherl Yoo, Suren Byna, Nicholas J. Wright, Shane Snyder, Kevin Harms, Zachary Nault, Philip H. Carns

Proceedings of the 2nd Joint International Workshop on Parallel Data Storage & Data Intensive Scalable Computing Systems, 2017

Accelerating a Burst Buffer Via User-Level I/O Isolation.

Jaehyun Han, Donghun Koo, Glenn K. Lockwood, Jaehwan Lee, Hyeonsang Eom, Soonwook Hwang

Proceedings of the 2017 IEEE International Conference on Cluster Computing, 2017

2016

Modular HPC I/O Characterization with Darshan.

Shane Snyder, Philip H. Carns, Kevin Harms, Robert B. Ross, Glenn K. Lockwood, Nicholas J. Wright

Proceedings of the 5th Workshop on Extreme-Scale Programming Tools, 2016

2015

Group-based variant calling leveraging next-generation supercomputing for large-scale whole-genome sequencing studies.

Kristopher Standish, Tristan M. Carland, Glenn K. Lockwood, Wayne Pfeiffer, Mahidhar Tatineni, C. Huang, Sarah Lamberth, Yauheniya Cherkas, Carrie Brodmerkel, Ed Jaeger, Lance Smith, Gunaretnam Rajagopal, Mark Curran, Nicholas J. Schork

BMC Bioinform., 2015

Storage utilization in the long tail of science.

Glenn K. Lockwood, Mahidhar Tatineni, Rick Wagner

Proceedings of the 2015 XSEDE Conference: Scientific Advancements Enabled by Enhanced Cyberinfrastructure, St. Louis, MO, USA, July 26, 2015

2014

Efficient 3D Movement-Based Kernel Density Estimator and Application to Wildlife Ecology.

Jeff A. Tracey, James K. Sheppard, Glenn K. Lockwood, Amit Chourasia, Mahidhar Tatineni, Robert N. Fisher, Robert S. Sinkovits

Proceedings of the Annual Conference of the Extreme Science and Engineering Discovery Environment, 2014

SR-IOV: Performance Benefits for Virtualized Interconnects.

Glenn K. Lockwood, Mahidhar Tatineni, Rick Wagner

Proceedings of the Annual Conference of the Extreme Science and Engineering Discovery Environment, 2014

Performance of Applications using Dual-Rail InfiniBand 3D Torus network on the Gordon Supercomputer.

Dong Ju Choi, Glenn K. Lockwood, Robert S. Sinkovits, Mahidhar Tatineni

Proceedings of the Annual Conference of the Extreme Science and Engineering Discovery Environment, 2014