Publications And Contributions

2024

Harnessing Synergy and Exploring Research Frontiers in Parallel I/O, Storage, and Networks
S. Neuwirth
Invited talk, Fraunhofer ITWM - Competence Center for HPC, Kaiserslautern

Bridging the Gap: Parallel Storage, Monitoring Tools, and the Quest for Reproducibility? [Slides]
S. Neuwirth
Invited talk, SOS26 Workshop (invitation-only workshop series on distributed supercomputing)

Navigating the Landscape: Parallel File System Research and Education in Europe and Germany [Slides]
S. Neuwirth
Invited talk, EOFS Workshop "Offene Parallele Dateisysteme: Status, Entwicklungstrends und Aspekte der Informatikausbildung"

Status Update on SRA6 Research Domain I/O and Storage [Slides]
S. Neuwirth
Invited lightning talk, ETP4HPC Conference 2024

Tarazu: An Adaptive End-to-End I/O Load Balancing Framework for Large-Scale Parallel File Systems
A. K. Paul* and S. Neuwirth*, B. Wadhwa, F. Wang, S. Oral, and A. R. Butt
ACM Transactions on Storage (TOS), Vol. 20, No. 2, Article 11 (May 2024), 42 pages (Open Access)
DOI: http://dx.doi.org/10.1145/3641885
*Authors contributed equally.

Automated Network Performance Characterization for HPC Systems [Paper]
N. Bartelheimer, Z. Zhu, and S. Neuwirth
International Journal of Networking and Computing, Vol. 14, Issue 1, pages 2-25 (Open Access)
DOI: https://doi.org/10.15803/ijnc.14.1_2

2023

Characterization of Large-Scale HPC Workloads With Non-Naïve I/O Roofline Modeling and Scoring [Pre-print]
Z. Zhu and S. Neuwirth
29th IEEE International Conference on Parallel and Distributed Systems (ICPADS 2023)
DOI: https://doi.org/10.1109/ICPADS60453.2023.00112

Toward Reproducible Benchmarking of PGAS and MPI Communication Schemes [Pre-print]
N. Bartelheimer and S. Neuwirth
29th IEEE International Conference on Parallel and Distributed Systems (ICPADS 2023)
DOI: https://doi.org/10.1109/ICPADS60453.2023.00268

Holistic HPC Performance Engineering and Reproducible Benchmarking: Opportunities and Challenges [Slides]
S. Neuwirth
Invited talk @ ZIH Colloquium Series, TU Dresden 

Characterizing HPC I/O Workloads through Holistic and Reproducible Performance Engineering [Slides]
S. Neuwirth
Invited seminar talk, Sandia National Laboratories 

An I/O Performance Evaluation of Varying CephFS Striping Patterns [Pre-print] [Slides]
D. Biswas, S. Neuwirth, A. K. Paul, A. R. Butt
3rd Workshop on Re-envisioning Extreme-Scale I/O for Emerging Hybrid HPC Workloads (REX-IO 2023), held in conjunction with IEEE CLUSTER 2023
DOI: https://doi.org/10.1109/CLUSTERWorkshops61457.2023.00014

HPC Performance Engineering im Zeitalter von Exascale-Systemen und Künstlicher Intelligenz [Slides]
S. Neuwirth
Invited talk, Gesellschaft für Informatik - Regionalgruppe Rhein-Main 

Modeling The Impact of System-level Parameters on I/O Performance of HPC Applications [Pre-print] [Slides]
D. Biswas, A.K. Paul, S. Neuwirth, A. R. Butt
31st International Symposium on the Modeling, Analysis, and Simulation of Computer and Telecommunication Systems (MASCOTS 2023)
DOI: https://doi.org/10.1109/MASCOTS59514.2023.10387639

Unleashing the Potential of Exascale Scientific Research through HPC Performance Engineering
S. Neuwirth
Invited talk, 5th Annual Meeting of M3ODEL (Mainz Institute of Multiscale Modeling)

Leveraging HPC Performance Engineering to Support Exascale Scientific Discovery [Slides]
S. Neuwirth
Keynote talk, Platform for Advanced Scientific Computing (PASC’23) Conference 

Toward the Integration of Quantum Processors into the Modular Supercomputing Architecture [Poster]
P. Döbler* and S. Neuwirth*, and Th. Lippert
Research Poster, ISC High Performance Conference 2023 (ISC23)
DOI: http://dx.doi.org/10.13140/RG.2.2.16124.51844
*Authors contributed equally.

MAWA-HPC: Modular and Automated Workload Analysis for HPC Systems [Poster]
Z. Zhu* and N. Bartelheimer* and S. Neuwirth*
Research Poster, ISC High Performance Conference 2023 (ISC23)
DOI: http://dx.doi.org/10.13140/RG.2.2.10671.92325
*Authors contributed equally.

An Empirical Roofline Model for Extreme-Scale I/O Workload Analysis [Pre-print]
Z. Zhu, N. Bartelheimer, and S. Neuwirth
4th Workshop on Extreme-Scale Storage and Analysis (ESSA'23), held in conjunction with IPDPS'23
DOI: https://doi.org/10.1109/IPDPSW59300.2023.00106

Toward a Modular Workflow for Network Performance Characterization [Pre-print]
N. Bartelheimer, Z. Zhu, and S. Neuwirth
25th Workshop on Advances in Parallel and Distributed Computational Models (APDCM'23), held in conjunction with IPDPS'23
DOI: https://doi.org/10.1109/IPDPSW59300.2023.00062

Modular Supercomputing and its Role in Europe’s Exascale Computing Strategy [Paper]
S. Neuwirth
Proceedings of Science, vol. 430 (LATTICE2022), p.245, published April 06, 2023
DOI: https://doi.org/10.22323/1.430.0245

Prior to 2023