Ignacio Laguna

Publication Activity (10 Years)

Years Active: 2007-2024
Publications (10 Years): 69

Top Topics

Mutation Testing

Benchmark Suite

Fault Tolerance

Scientific Computing

Top Venues

Publications

Dolores Miao, Ignacio Laguna, Giorgis Georgakoudis, Konstantinos Parasyris, Cindy Rubio-González
MUPPET: Optimizing Performance in OpenMP via Mutation Testing. PMAM@PPoPP (2024)
Alnis Murtovi, Giorgis Georgakoudis, Konstantinos Parasyris, Chunhua Liao, Ignacio Laguna, Bernhard Steffen
Enhancing Performance Through Control-Flow Unmerging and Loop Unrolling on GPUs. CGO (2024)
Dolores Miao, Ignacio Laguna, Cindy Rubio-González
Input Range Generation for Compiler-Induced Numerical Inconsistencies. ICS (2024)
Xinyi Li, Ang Li, Bo Fang, Katarzyna Swirydowicz, Ignacio Laguna, Ganesh Gopalakrishnan
FTTN: Feature-Targeted Testing for Numerical Properties of NVIDIA & AMD Matrix Accelerators. CoRR (2024)
Konstantinos Parasyris, Giorgis Georgakoudis, Esteban Rangel, Ignacio Laguna, Johannes Doerfert
Scalable Tuning of (OpenMP) GPU Applications via Kernel Record and Replay. SC (2023)
Ignacio Laguna, Anh Tran, Ganesh Gopalakrishnan
Finding inputs that trigger floating-point exceptions in heterogeneous computing via Bayesian optimization. Parallel Comput. 117 (2023)
Luanzheng Guo, Jay Lofstead, Jie Ren, Ignacio Laguna, Gokcen Kestor, Line Pouchard, Dossay Oryspayev, Hyeran Jeon
Understanding System Resilience for Converged Computing of Cloud, Edge, and HPC. ISC Workshops (2023)
Bo Fang, Xinyi Li, Harvey Dam, Cheng Tan, Siva Kumar Sastry Hari, Timothy Tsai, Ignacio Laguna, Dingwen Tao, Ganesh Gopalakrishnan, Prashant Nair, Kevin J. Barker, Ang Li
MPGemmFI: A Fault Injection Technique for Mixed Precision GEMM in ML Applications. CoRR (2023)
Harshitha Menon, James Diffenderfer, Giorgis Georgakoudis, Ignacio Laguna, Michael O. Lam, Daniel Osei-Kuffuor, Konstantinos Parasyris, Jackson Vanover
Approximate High-Performance Computing: A Fast and Energy-Efficient Computing Paradigm in the Post-Moore Era. IT Prof. 25 (2) (2023)
Dolores Miao, Ignacio Laguna, Cindy Rubio-González
Expression Isolation of Compiler-Induced Numerical Inconsistencies in Heterogeneous Code. ISC (2023)
Xinyi Li, Ignacio Laguna, Bo Fang, Katarzyna Swirydowicz, Ang Li, Ganesh Gopalakrishnan
Design and Evaluation of GPU-FPX: A Low-Overhead tool for Floating-Point Exception Detection in NVIDIA GPUs. HPDC (2023)
Ignacio Laguna, Ganesh Gopalakrishnan
Finding Inputs that Trigger Floating-Point Exceptions in GPUs via Bayesian Optimization. SC (2022)
Ignacio Laguna, Tanmay Tirpankar, Xinyi Li, Ganesh Gopalakrishnan
FPChecker: Floating-Point Exception Detection Tool and Benchmark for Parallel and Distributed HPC. IISWC (2022)
William F. Godoy, Ritu Arora, Keith Beattie, David E. Bernholdt, Sarah E. Bratt, Daniel S. Katz, Ignacio Laguna, Amiya K. Maji, Addi Malviya-Thakur, Rafael M. Mudafort, Nitin Sukhija, Damian W. I. Rouson, Cindy Rubio-González, Karan Vahi
Giving Research Software Engineers a Larger Stage Through the Better Scientific Software Fellowship. Comput. Sci. Eng. 24 (5) (2022)
Dorra Ben Khalifa, Xinyi Li, Ignacio Laguna, Matthieu Martel, Ganesh Gopalakrishnan
Toward Increasing Trust in Exascale Simulations. XLOOP@SC (2022)
Ignacio Laguna, Xinyi Li, Ganesh Gopalakrishnan
BinFPE: accurate floating-point exception detection for GPU applications. SOAP@PLDI (2022)
Konstantinos Parasyris, Giorgis Georgakoudis, Johannes Doerfert, Ignacio Laguna, Thomas R. W. Scogland
Piper: Pipelining OpenMP Offloading Execution Through Compiler Optimization For Performance. P3HPC@SC (2022)
Bo Fang, Siva Kumar Sastry Hari, Timothy Tsai, Xinyi Li, Ganesh Gopalakrishnan, Ignacio Laguna, Kevin J. Barker, Ang Li
Towards Precision-Aware Fault Tolerance Approaches for Mixed-Precision Applications. FTXS@SC (2022)
William F. Godoy, Ritu Arora, Keith Beattie, David E. Bernholdt, Sarah E. Bratt, Daniel S. Katz, Ignacio Laguna, Amiya K. Maji, Addi Malviya-Thakur, Rafael M. Mudafort, Nitin Sukhija, Damian W. I. Rouson, Cindy Rubio-González, Karan Vahi
Giving RSEs a Larger Stage through the Better Scientific Software Fellowship. CoRR (2022)
Konstantinos Parasyris, James Diffenderfer, Harshitha Menon, Ignacio Laguna, Jackson Vanover, Ryan Vogt, Daniel Osei-Kuffuor
Approximate Computing Through the Lens of Uncertainty Quantification. SC (2022)
Giorgis Georgakoudis, Luanzheng Guo, Ignacio Laguna
Reinit++: Evaluating the Performance of Global-Restart Recovery Methods For MPI Fault Tolerance. CoRR (2021)
Hal Finkel, Ignacio Laguna
Report of the Workshop on Program Synthesis for Scientific Computing. CoRR (2021)
Nawrin Sultana, Martin Rüfenacht, Anthony Skjellum, Purushotham V. Bangalore, Ignacio Laguna, Kathryn Mohror
Understanding the use of message passing interface in exascale proxy applications. Concurr. Comput. Pract. Exp. 33 (14) (2021)
Luanzheng Guo, Dong Li, Ignacio Laguna
PARIS: Predicting application resilience using machine learning. J. Parallel Distributed Comput. 152 (2021)
Amir Taherin, Tirthak Patel, Giorgis Georgakoudis, Ignacio Laguna, Devesh Tiwari
Examining Failures and Repairs on Supercomputers with Multi-GPU Compute Nodes. DSN (2021)
Konstantinos Parasyris, Giorgis Georgakoudis, Leonardo Bautista-Gomez, Ignacio Laguna
Co-Designing Multi-Level Checkpoint Restart for MPI Applications. CCGRID (2021)
Ganesh Gopalakrishnan, Ignacio Laguna, Ang Li, Pavel Panchekha, Cindy Rubio-González, Zachary Tatlock
Guarding Numerics Amidst Rising Heterogeneity. Correctness@SC (2021)
Luanzheng Guo, Giorgis Georgakoudis, Konstantinos Parasyris, Ignacio Laguna, Dong Li
MATCH: An MPI Fault Tolerance Benchmark Suite. CoRR (2021)
Dong H. Ahn, Allison H. Baker, Michael Bentley, Ian Briggs, Ganesh Gopalakrishnan, Dorit M. Hammerling, Ignacio Laguna, Gregory L. Lee, Daniel J. Milroy, Mariana Vertenstein
Keeping science on keel when software moves. Commun. ACM 64 (2) (2021)
Konstantinos Parasyris, Giorgis Georgakoudis, Harshitha Menon, James Diffenderfer, Ignacio Laguna, Daniel Osei-Kuffuor, Markus Schordan
HPAC: evaluating approximate computing techniques on HPC OpenMP applications. SC (2021)
Shinobu Miwa, Ignacio Laguna, Martin Schulz
PredCom: A Predictive Approach to Collecting Approximated Communication Traces. IEEE Trans. Parallel Distributed Syst. 32 (1) (2021)
Sourav Chakraborty, Ignacio Laguna, Murali Emani, Kathryn Mohror, Dhabaleswar K. Panda, Martin Schulz, Hari Subramoni
EReinit: Scalable and efficient fault-tolerance for bulk-synchronous MPI applications. Concurr. Comput. Pract. Exp. 32 (3) (2020)
Derek Schafer, Ignacio Laguna, Anthony Skjellum, Nawrin Sultana, Kathryn Mohror
Extending the MPI Stages Model of Fault Tolerance. ExaMPI@SC (2020)
Luanzheng Guo, Giorgis Georgakoudis, Konstantinos Parasyris, Ignacio Laguna, Dong Li
MATCH: An MPI Fault Tolerance Benchmark Suite. IISWC (2020)
Ignacio Laguna
Varity: Quantifying Floating-Point Variations in HPC Systems Through Randomized Testing. IPDPS (2020)
Giorgis Georgakoudis, Johannes Doerfert, Ignacio Laguna, Thomas R. W. Scogland
FAROS: A Framework to Analyze OpenMP Compilation Through Benchmarking and Compiler Optimization Analysis. IWOMP (2020)
Hui Guo, Ignacio Laguna, Cindy Rubio-González
pLiner: isolating lines of floating-point code for compiler-induced variability. SC (2020)
Samuel Thayer, Ganesh Gopalakrishnan, Ian Briggs, Michael Bentley, Dong H. Ahn, Ignacio Laguna, Gregory L. Lee
ArcherGear: data race equivalencing for expeditious HPC debugging. PPoPP (2020)
Bradley Swain, Yanze Li, Peiming Liu, Ignacio Laguna, Giorgis Georgakoudis, Jeff Huang
OMPRacer: a scalable and precise static race detector for OpenMP programs. SC (2020)
Daniel DeFreez, Antara Bhowmick, Ignacio Laguna, Cindy Rubio-González
Detecting and reproducing error-code propagation bugs in MPI implementations. PPoPP (2020)
Giorgis Georgakoudis, Luanzheng Guo, Ignacio Laguna
: Evaluating the Performance of Global-Restart Recovery Methods for MPI Fault Tolerance. ISC (2020)
Konstantinos Parasyris, Ignacio Laguna, Harshitha Menon, Markus Schordan, Daniel Osei-Kuffuor, Giorgis Georgakoudis, Michael O. Lam, Tristan Vanderbruggen
HPC-MixPBench: An HPC Benchmark Suite for Mixed-Precision Analysis. IISWC (2020)
Anthony Skjellum, Martin Rüfenacht, Nawrin Sultana, Derek Schafer, Ignacio Laguna, Kathryn Mohror
ExaMPI: A Modern Design and Implementation to Accelerate Message Passing Interface Innovation. CARLA (2019)
Nawrin Sultana, Martin Rüfenacht, Anthony Skjellum, Ignacio Laguna, Kathryn Mohror
Failure recovery for bulk synchronous applications with MPI stages. Parallel Comput. 84 (2019)
Michael Bentley, Ian Briggs, Ganesh Gopalakrishnan, Dong H. Ahn, Ignacio Laguna, Gregory L. Lee, Holger E. Jones
Multi-Level Analysis of Compiler-Induced Variability and Performance Tradeoffs. HPDC (2019)
Giorgis Georgakoudis, Ignacio Laguna, Hans Vandierendonck, Dimitrios S. Nikolopoulos, Martin Schulz
SAFIRE: Scalable and Accurate Fault Injection for Parallel Multithreaded Applications. IPDPS (2019)
Ignacio Laguna, Paul C. Wood, Ranvijay Singh, Saurabh Bagchi
GPUMixer: Performance-Driven Floating-Point Tuning for GPU Scientific Applications. ISC (2019)
Kento Sato, Ignacio Laguna, Gregory L. Lee, Martin Schulz, Christopher M. Chambreau, Simone Atzeni, Michael Bentley, Ganesh Gopalakrishnan, Zvonimir Rakamaric, Geof Sawaya, Joachim Protze, Dong H. Ahn
Pruners. Int. J. High Perform. Comput. Appl. 33 (5) (2019)
Ignacio Laguna
FPChecker: Detecting Floating-Point Exceptions in GPU Applications. ASE (2019)
Ignacio Laguna, Ryan J. Marshall, Kathryn Mohror, Martin Ruefenacht, Anthony Skjellum, Nawrin Sultana
A large-scale study of MPI usage in open-source HPC applications. SC (2019)
Pradeep V. Kotipalli, Ranvijay Singh, Paul Wood, Ignacio Laguna, Saurabh Bagchi
AMPT-GA: automatic mixed precision floating point tuning for GPU applications. ICS (2019)
Michael Bentley, Ian Briggs, Ganesh Gopalakrishnan, Dong H. Ahn, Ignacio Laguna, Gregory L. Lee, Holger E. Jones
Multi-level analysis of compiler induced variability and performance tradeoffs. CoRR (2018)
Luanzheng Guo, Dong Li, Ignacio Laguna
PARIS: Predicting Application Resilience Using Machine Learning. CoRR (2018)
Luanzheng Guo, Dong Li, Ignacio Laguna, Martin Schulz
FlipTracker: Understanding Natural Error Resilience in HPC Applications. CoRR (2018)
Luanzheng Guo, Dong Li, Ignacio Laguna, Martin Schulz
FlipTracker: understanding natural error resilience in HPC applications. SC (2018)
Simone Atzeni, Ganesh Gopalakrishnan, Zvonimir Rakamaric, Ignacio Laguna, Gregory L. Lee, Dong H. Ahn
SWORD: A Bounded Memory-Overhead Detector of OpenMP Data Races in Production Runs. IPDPS (2018)
Nawrin Sultana, Anthony Skjellum, Ignacio Laguna, Matthew Shane Farmer, Kathryn Mohror, Murali Emani
MPI Stages: Checkpointing MPI State for Bulk Synchronous Applications. EuroMPI (2018)
Ayush Patwari, Ignacio Laguna, Martin Schulz, Saurabh Bagchi
Understanding the Spatial Characteristics of DRAM Errors in HPC Clusters. FTXS@HPDC (2017)
Ganesh Gopalakrishnan, Paul D. Hovland, Costin Iancu, Sriram Krishnamoorthy, Ignacio Laguna, Richard A. Lethin, Koushik Sen, Stephen F. Siegel, Armando Solar-Lezama
Report of the HPC Correctness Summit, Jan 25-26, 2017, Washington, DC. CoRR (2017)
Giorgis Georgakoudis, Ignacio Laguna, Dimitrios S. Nikolopoulos, Martin Schulz
REFINE: realistic fault injection via compiler-based instrumentation for accuracy, portability and speed. SC (2017)
Andrew A. Chien, Pavan Balaji, Nan Dun, Aiman Fang, Hajime Fujita, Kamil Iskra, Zachary A. Rubenstein, Ziming Zheng, Jeff R. Hammond, Ignacio Laguna, D. Richards, Anshu Dubey, Brian van Straalen, Mark Hoemmen, Michael A. Heroux, Keita Teranishi, Andrew R. Siegel
Exploring versioned distributed arrays for resilience in scientific applications. Int. J. High Perform. Comput. Appl. 31 (6) (2017)
Kento Sato, Dong H. Ahn, Ignacio Laguna, Gregory L. Lee, Martin Schulz, Christopher M. Chambreau
Noise Injection Techniques to Expose Subtle and Unintended Message Races. PPOPP (2017)
David Beckingsale, Olga Pearce, Ignacio Laguna, Todd Gamblin
Apollo: Reusable Models for Fast, Dynamic Tuning of Input-Dependent Code. IPDPS (2017)
Ranvijay Singh, Paul Wood, Ravi Gupta, Saurabh Bagchi, Ignacio Laguna
Snowpack: efficient parameter choice for GPU kernels via static analysis and statistical prediction. ScalA@SC (2017)
Joachim Protze, Dong H. Ahn, Ignacio Laguna, Martin Schulz, Matthias S. Müller
Testing Infrastructure for OpenMP Debugging Interface Implementations. IWOMP (2016)
Ignacio Laguna, David F. Richards, Todd Gamblin, Martin Schulz, Bronis R. de Supinski, Kathryn Mohror, Howard Pritchard
Evaluating and extending user-level fault tolerance in MPI applications. Int. J. High Perform. Comput. Appl. 30 (3) (2016)
Ignacio Laguna, Martin Schulz
Pinpointing scale-dependent integer overflow bugs in large-scale parallel applications. SC (2016)
Ignacio Laguna, Martin Schulz, David F. Richards, Jon Calhoun, Luke N. Olson
IPAS: intelligent protection against silent output corruption in scientific applications. CGO (2016)
Simone Atzeni, Ganesh Gopalakrishnan, Zvonimir Rakamaric, Dong H. Ahn, Ignacio Laguna, Martin Schulz, Gregory L. Lee, Joachim Protze, Matthias S. Müller
ARCHER: Effectively Spotting Data Races in Large OpenMP Applications. IPDPS (2016)
Ignacio Laguna, Dong H. Ahn, Bronis R. de Supinski, Todd Gamblin, Gregory L. Lee, Martin Schulz, Saurabh Bagchi, Milind Kulkarni, Bowen Zhou, Zhezhe Chen, Feng Qin
Debugging high-performance computing applications at massive scales. Commun. ACM 58 (9) (2015)
Andrew A. Chien, Pavan Balaji, Peter H. Beckman, Nan Dun, Aiman Fang, Hajime Fujita, Kamil Iskra, Zachary A. Rubenstein, Ziming Zheng, Rob Schreiber, Jeff R. Hammond, James Dinan, Ignacio Laguna, D. Richards, Anshu Dubey, Brian van Straalen, Mark Hoemmen, Michael A. Heroux, Keita Teranishi, Andrew R. Siegel
Versioned Distributed Arrays for Resilience in Scientific Applications: Global View Resilience. ICCS (2015)
Kento Sato, Dong H. Ahn, Ignacio Laguna, Gregory L. Lee, Martin Schulz
Clock delta compression for scalable order-replay of non-deterministic parallel applications. SC (2015)
Ignacio Laguna, Dong H. Ahn, Bronis R. de Supinski, Saurabh Bagchi, Todd Gamblin
Diagnosis of Performance Faults in LargeScale MPI Applications via Probabilistic Progress-Dependence Inference. IEEE Trans. Parallel Distributed Syst. 26 (5) (2015)
Joachim Protze, Ignacio Laguna, Dong H. Ahn, John DelSignore, Ariel Burton, Martin Schulz, Matthias S. Müller
Lessons Learned from Implementing OMPD: A Debugging Interface for OpenMP. IWOMP (2015)
Ignacio Laguna, David F. Richards, Todd Gamblin, Martin Schulz, Bronis R. de Supinski
Evaluating User-Level Fault Tolerance for MPI Applications. EuroMPI/ASIA (2014)
Subrata Mitra, Ignacio Laguna, Dong H. Ahn, Saurabh Bagchi, Martin Schulz, Todd Gamblin
Accurate application progress analysis for large-scale parallel debugging. PLDI (2014)
Joachim Protze, Simone Atzeni, Dong H. Ahn, Martin Schulz, Ganesh Gopalakrishnan, Matthias S. Müller, Ignacio Laguna, Zvonimir Rakamaric, Gregory L. Lee
Towards providing low-overhead data race detection for large OpenMP applications. LLVM@SC (2014)
Ignacio Laguna, Subrata Mitra, Fahad A. Arshad, Nawanol Theera-Ampornpunt, Zongyang Zhu, Saurabh Bagchi, Samuel P. Midkiff, Michael Kistler, Ahmed Gheith
Automatic Problem Localization via Multi-dimensional Metric Profiling. SRDS (2013)
Dong H. Ahn, Gregory L. Lee, Ganesh Gopalakrishnan, Zvonimir Rakamaric, Martin Schulz, Ignacio Laguna
Overcoming extreme-scale reproducibility challenges through a unified, targeted, and multilevel toolset. SE-HPCCSE@SC (2013)
Martin Schulz, Jim Belak, Abhinav Bhatele, Peer-Timo Bremer, Greg Bronevetsky, Marc Casas, Todd Gamblin, Katherine E. Isaacs, Ignacio Laguna, Joshua A. Levine, Valerio Pascucci, David F. Richards, Barry Rountree
Performance Analysis Techniques for the Exascale Co-Design Process. PARCO (2013)
Ignacio Laguna, Edgar A. León, Martin Schulz, Mark Stephenson
A study of application-level recovery methods for transient network faults. ScalA@SC (2013)
Greg Bronevetsky, Ignacio Laguna, Bronis R. de Supinski, Saurabh Bagchi
Automatic fault characterization via abnormality-enhanced classification. DSN (2012)
Ignacio Laguna, Dong H. Ahn, Bronis R. de Supinski, Saurabh Bagchi, Todd Gamblin
Probabilistic diagnosis of performance faults in large-scale parallel applications. PACT (2012)
Ignacio Laguna, Todd Gamblin, Bronis R. de Supinski, Saurabh Bagchi, Greg Bronevetsky, Dong H. Ahn, Martin Schulz, Barry Rountree
Large scale debugging of parallel tasks with AutomaDeD. SC (2011)
Greg Bronevetsky, Ignacio Laguna, Saurabh Bagchi, Bronis R. de Supinski, Dong H. Ahn, Martin Schulz
AutomaDeD: Automata-based debugging for dissimilar parallel tasks. DSN (2010)
Ignacio Laguna, Fahad A. Arshad, David M. Grothe, Saurabh Bagchi
How to Keep Your Head above Water While Detecting Errors. Middleware (2009)
Ignacio Laguna, Fahad A. Arshad, Saurabh Bagchi
Stateful error detection in high throughput applications. Middleware (Companion) (2009)
Dong H. Ahn, Bronis R. de Supinski, Ignacio Laguna, Gregory L. Lee, Ben Liblit, Barton P. Miller, Martin Schulz
Scalable temporal order analysis for large scale debugging. SC (2009)
Gunjan Khanna, Ignacio Laguna, Fahad A. Arshad, Saurabh Bagchi
Distributed Diagnosis of Failures in a Three Tier E-Commerce System. SRDS (2007)
Gunjan Khanna, Ignacio Laguna, Fahad A. Arshad, Saurabh Bagchi
Stateful Detection in High Throughput Distributed Systems. SRDS (2007)