Scientific Computing

Univ.-Prof. Dipl.-Ing. Dr. Siegfried Benkner

Research Group Scientific Computing

Head

Währinger Straße 29
1090 Wien
Room : 6.21

T: +43-1-4277-78410

siegfried.benkner(at)univie.ac.at

Personal homepage

u:cris portal

Courses

Publications

Accelerating Graph Neural Networks Using a Novel Computation-Friendly Matrix Compression Format. / Alves, Joao ; Moustafa, Samir ; Benkner, Siegfried et al.
IEEE International Parallel and Distributed Processing Symposium (IPDPS) 2025. 2025.

Publications: Contribution to book › Contribution to proceedings › Peer Reviewed

doi.org/10.1109/IPDPS64566.2025.00100

Deadline-Aware Resource Allocation and Scheduling of Serverless Workloads on Heterogeneous Clusters. / Fritz, Matthias; Benkner, Siegfried ; Bajrovic, Enes.
2025. Paper presented at 2025 IEEE International Conference on Cluster Computing, Edinburgh, Scotland, 2025. , Edinburgh, United Kingdom.

Publications: Contribution to conference › Paper › Peer Reviewed

Exploring NCCL Tuning Strategies for Distributed Deep Learning. / Beni, Majid Salimi; Laso, Ruben; Cosenza, Biagio et al.
Proceedings - 2025 IEEE International Parallel and Distributed Processing Symposium Workshops, IPDPSW 2025. IEEE, 2025. p. 59-62.

Publications: Contribution to book › Contribution to proceedings › Peer Reviewed

doi.org/10.1109/IPDPSW66978.2025.00015

Hybrid Reactive Autoscaling for Task-Based Pipelines on Kubernetes. / Nagiyev, Andrey; Bajrovic, Enes ; Benkner, Siegfried.
2025. Paper presented at The 16th IEEE International Conference on Cloud Computing Technology and Science , Shenzen, China.

Publications: Contribution to conference › Paper › Peer Reviewed

Optimizing Distributed Deep Learning Training by Tuning NCCL. / Beni, Majid Salimi; Laso, Ruben; Cosenza, Biagio et al.
Austrian-Slovenian HPC Meeting 2025. ed. / Damjan Harisch. Wien: EuroCC Austria, 2025. p. 38.

Publications: Contribution to book › Contribution to proceedings › Peer Reviewed

Provisioning of Kubernetes Clusters for Task-Based Python Applications. / Nagiyev, Andrey; Bajrovic, Enes ; Benkner, Siegfried.
2025. Paper presented at The 31st International Conference on Parallel and Distributed Systems (ICPADS 2025) , Hefei, China.

Publications: Contribution to conference › Paper › Peer Reviewed

Unveiling the Energy Cost of Parallel Performance Portability in C++. / Laso, Ruben ; Benkner, Siegfried; Hunold, Sascha.
Austrian-Slovenian HPC Meeting 2025. ed. / Damjan Harisch. Wien: EuroCC Austria, 2025. p. 9.

Publications: Contribution to book › Contribution to proceedings › Peer Reviewed

Python to Kubernetes: A Programming and Resource Management Framework for Computeand Data-intensive Applications. / Nagiyev, Andrey; Bajrovic, Enes ; Benkner, Siegfried.
2024. Paper presented at IEEE International Conference on Parallel and Distributed Systems (ICPADS 2024), Belgrade, Serbia, October 2024., Belgrad, Serbia.

Publications: Contribution to conference › Paper › Peer Reviewed

Experiences in Architectural Design and Deployment of eHealth and Environmental Applications for Cloud-Edge Continuum. / Aral, Atakan; Esposito, Antonio; Nagiyev, Andrey et al.
Advanced Information Networking and Applications - Proceedings of the 37th International Conference on Advanced Information Networking and Applications AINA-2023: Proceedings of the 37th International Conference on Advanced Information Networking and Applications (AINA-2023), Volume 3. ed. / Leonard Barolli. Cham: Springer, 2023. p. 136-145 (Lecture Notes in Networks and Systems, Vol. 655).

Publications: Contribution to book › Contribution to proceedings › Peer Reviewed

doi.org/10.1007/978-3-031-28694-0_13

A Novel Triangular Space-Filling Curve for Cache-Oblivious In-Place Transposition of Square Matrices. / Alves, Joao Nuno Ferreira; Russo, Luís M. S.; Francisco, Alexandre P. et al.
IEEE International Parallel and Distributed Processing Symposium (IPDPS), Miami, USA, May 2023. 2023.

Publications: Contribution to book › Contribution to proceedings › Peer Reviewed

The OCR-Vx experience: lessons learned from designing and implementing a task-based runtime system. / Dokulil, Jiri; Benkner, Siegfried (Corresponding author).
In: Journal of Supercomputing: an international journal of supercomputing design, analysis and use, Vol. 78, 07.2022, p. 12344-12379.

Publications: Contribution to journal › Article › Peer Reviewed

doi.org/10.1007/s11227-022-04355-0

Matching Program Implementations and Heterogeneous Computing Systems. / Sandrieser, Martin; Benkner, Siegfried.
2021. Paper presented at The 22nd International Conference on Parallel and Distributed Computing, Applications and Technologies (PDCAT), Guangzhou, China.

Publications: Contribution to conference › Paper › Peer Reviewed

Task-Based Performance Portability in HPC: Maximising long-term investments in a fast evolving, complex and heterogeneous HPC landscape. / Aumage, Olivier; Carpenter, Paul; Benkner, Siegfried.
2021. Paper presented at European Technology Platform for High Performance Computing (ETP4HPC), Unknown.

Publications: Contribution to conference › Paper › Peer Reviewed

doi.org/10.5281/zenodo.5549731

A Benchmark Set of Highly-efficient CUDA and OpenCL Kernels and its Dynamic Autotuning with Kernel Tuning Toolkit. / Petrovic, Filip; Strelak, David; Hozzova, Jana et al.
In: Future Generation Computer Systems: the international journal of grid computing, Vol. 108, 07.2020, p. 161-177.

Publications: Contribution to journal › Article › Peer Reviewed

doi.org/10.1016/j.future.2020.02.069

NUMA-aware CPU core allocation in cooperating dynamic applications. / Dokulil, Jiri; Benkner, Siegfried.
2020 IEEE 34th International Parallel and Distributed Processing Symposium Workshops, IPDPSW 2020. Institute of Electrical and Electronics Engineers Inc., 2020. p. 950-957 9150478.

Publications: Contribution to book › Contribution to proceedings › Peer Reviewed

doi.org/10.1109/IPDPSW50202.2020.00158

Automatic placement of tasks to NUMA nodes in iterative applications. / Dokulil, Jiri; Benkner, Siegfried.
2020 28th Euromicro International Conference on Parallel, Distributed and Network-Based Processing, PDP 2020. Institute of Electrical and Electronics Engineers Inc., 2020. p. 192-195 9092212.

Publications: Contribution to book › Contribution to proceedings › Peer Reviewed

doi.org/10.1109/PDP50117.2020.00036

Programming Languages for Data-Intensive HPC Applications: a Systematic Mapping Study. / Amarala, Vasco; Norberto, Beatriz; Goulao, Miguel et al.
In: Parallel Computing, Vol. 91, 102584, 03.2020.

Publications: Contribution to journal › Article › Peer Reviewed

doi.org/10.1016/j.parco.2019.102584

Exploring the performance of fine-grained synchronization and data exchange across process boundaries on modern multi-core architectures. / Dokulil, Jiri; Benkner, Siegfried.
Computational Science - ICCS 2019 - 19th International Conference, 2019, Proceedings. ed. / João M.F. Rodrigues; Pedro J.S. Cardoso; Jânio Monteiro; Roberto Lam; Valeria V. Krzhizhanovskaya; Michael H. Lees; Jack J. Dongarra; Peter M.A. Sloot. Cham: Springer, 2019. p. 514-520 (Lecture Notes in Computer Science, Vol. 11540 LNCS).

Publications: Contribution to book › Contribution to proceedings › Peer Reviewed

doi.org/10.1007/978-3-030-22750-0_45

Big Data Processing, Analysis and Applications in Mobile Cellular Networks. / Brdar, Sanja; Novovic, Olivera; Grujic, Nastasija et al.
High-Performance Modelling and Simulation for Big Data Applications. ed. / Johanna Kolodzej; Horacio Gonzalez-Velez. Springer, 2019. p. 163-185 (Lecture Notes in Computer Science, Vol. 11400).

Publications: Contribution to book › Chapter › Peer Reviewed

doi.org/10.1007/978-3-030-16272-6_6

Pipeline Patterns on top of Task-Based Runtimes. / Bajrovic, Enes ; Benkner, Siegfried; Dokulil, Jiri.
Parallel and Distributed Computing, Applications and Technologies - 19th International Conference, PDCAT 2018, Revised Selected Papers. ed. / Hong Shen; Yunsick Sung; Jong Hyuk Park; Hui Tian. 2019. p. 100-110.

Publications: Contribution to book › Contribution to proceedings › Peer Reviewed

doi.org/10.1007/978-981-13-5907-1_11

Projects

TROCI: Towards Resilient Operation of Critical Infrastructures

Aral, A. (Project Lead), Benkner, S. (Co-Lead), Ahmed, H. (Project Coordinator), Salauddin, M. (Cooperation Partner) & Delinschi, D. (Cooperation Partner)

1/03/24 → 28/02/27

Project: Research funding