Johannes Späth, M.Sc.
Research Associate
Postal address
- Institut für Informatik der
- Technischen Universität München
- Lehrstuhl I8
- Boltzmannstr. 3
- 85748 Garching bei München - Germany
Contact
- Tel: +49 89 289 18031
- e-Mail: spaethj
net.in.tum.deORCID: 0009-0008-5564-2090(GPG: 4DDD AB4A 64A8 875F 777B D60A EFD9 B2B3 5211 ECE7) - Building/Room: MI Building, 03.05.042
Consultation hours
By arrangement
Research
Research Topics
- Data-Driven ISP Network Management
- AutoML for Computer Networks
- Performance of the QUIC Protocol
Teaching
- Since Summer Term 2024: Lab course iLabX: The Virtual Internet Laboratory
Supervised Theses
Open
| Title | Type | Advisors | Year | Links |
| Tutor for iLabX | Hiwi | Kilian Holzinger, Johannes Späth, Tim Betzer | 2025 | |
| iLabX Course Content Maintenance | Hiwi | Kilian Holzinger, Johannes Späth, Tim Betzer | 2025 |
In progress
| Student | Title | Type | Advisors | Year | Links |
| Nikolas Gauder | QUIC in Scamper | IDP | Marcel Kempf, Johannes Späth, Johannes Zirngibl | 2025 | |
| Len Bioly | AutoML for ISP-Grade Network Management | BA | Johannes Späth, Max Helm | 2025 |
|
| Yuanjing Pu | ML-Based ISP Network Management | MA | Johannes Späth, Max Helm | 2025 |
|
| Rico Finkbeiner | Reinforcement Learning for Fault Recovery in Computer Networks | BA | Johannes Späth | 2025 | |
| Begüm Tüzüner | Reinforcement Learning for Goal-Oriented Route Selection in Airborne Networks Based on Performance Modeling | MA | Ali Yildirim, Johannes Späth | 2025 |
|
| Leon Krix | Reinforcement Learning-Based Flow Allocation in Airborne Networks Based on Performance Modeling | MA | Ali Yildirim, Johannes Späth | 2025 |
|
| Kento Grüner | Network Topology Management for Testbeds | IDP | Eric Hauser, Johannes Späth | 2025 | |
| Viktor Bayo | Early Detection of Traffic Shifts in ISP Networks | BA | Johannes Späth, Patrick Sattler | 2025 |
|
| Yigit Odakir | (reserved) Early Detection of Traffic Shifts in ISP Networks | BA | Johannes Späth, Patrick Sattler | 2025 |
|
| Ahmed Chiheb Eddine Bacha | Digital Twin-Based Dataset Management for Machine Learning | IDP | Johannes Späth | 2025 |
Finished
| Author | Title | Type | Advisors | Year | Links |
| Dominik Ritzenhoff | QUIC Improvements Using XDP | MA | Johannes Späth, Marcel Kempf | 2025 | |
| Ahmed Chiheb Eddine Bacha | Scenario-Based Dataset Generation For Machine Learning Through Virtualized Network Experiments | BA | Johannes Späth, Max Helm | 2025 | |
| Henry Le | Reinforcement Learning on Digital Twins | BA | Johannes Späth, Max Helm | 2025 | |
| Saloni Mordekar | iLab: Improving the Selfstudying Experience | Hiwi | Tim Betzer, Kilian Holzinger, Johannes Späth, Henning Stubbe | 2024 | |
| Ulug Varnali | Data Processing, Visualization, and Root Cause Analysis of Dynamic Routing Algorithms | BA | Florian Wiedner, Johannes Späth | 2024 | |
| Dominik Ritzenhoff | Implementing Forward Erasure Correction in quic-go | IDP | Marcel Kempf, Johannes Späth, Kilian Holzinger, Francois Michel | 2024 | |
| Melanie Demmler | Analysis of QUIC’s Acknowledgment Frequency and Proposed Extension Mechanisms | BA | Marcel Kempf, Johannes Zirngibl, Johannes Späth | 2024 | |
| David Friedlein | pos + LLMs: A Natural Language Interface to Reproducible Testbed Experiments | BA | Johannes Späth, Sebastian Gallenmüller | 2024 |
|
| Yalım Çağatay Bilgin | Digital Twins in Networks: A Comprehensive Tool for Simulation, Analysis, and Real-Time Adaptation | MA | Christoph Schwarzenberg, Max Helm, Johannes Späth | 2024 | |
| Angelo Kleinert | Assessing the Energy Consumption of QUIC | IDP | Kilian Holzinger, Johannes Späth | 2024 | |
| Simon Tietz | Pacing in the QUIC Protocol | BA | Marcel Kempf, Johannes Späth, Benedikt Jaeger | 2024 | |
| Michael Haden | Increasing Path Diversity of QUIC using MASQUE and Multipath | MA | Kilian Holzinger, Johannes Späth, Marcel Kempf | 2024 | |
| Alexander Daichendt | Analysis and Modeling of Effects of Hardware Architecture on Network Performance | MA | Florian Wiedner, Stefan Lachnit, Johannes Späth | 2024 | |
| Alexandru-Razvan Cacovean | YANG for Testbed Experiment Topologies | BA | Eric Hauser, Johannes Späth, Sebastian Gallenmüller | 2024 |
Publications
| 2025-12-01 | Eric Hauser, Kilian Warmuth, Johannes Späth, Georg Carle, “Poster: The FAIRer Path Forward: Advancing Research Infrastructures for Unified Reproducibility and Usability,” in 21st International Conference on emerging Networking EXperiments and Technologies (CoNEXT ’25), Hong Kong, Hong Kong, Dec. 2025. [Pdf] [DOI] [Bib] |
| 2025-06-01 | Marcel Kempf, Simon Tietz, Benedikt Jaeger, Johannes Späth, Georg Carle, Johannes Zirngibl, “QUIC Steps: Evaluating Pacing Strategies in QUIC Implementations,” Proc. ACM Netw., vol. 3, no. CoNEXT2, Jun. 2025. [Url] [Pdf] [Homepage] [DOI] [Bib] |
| 2024-12-01 | Johannes Späth, Max Helm, Benedikt Jaeger, Georg Carle, “Sim2HW: Modeling Latency Offset Between Network Simulations and Hardware Measurements,” in Proceedings of the 3rd GNNet Workshop: Graph Neural Networking Workshop (GNNet ’24), Los Angeles, CA, USA, Dec. 2024. [Pdf] [Slides] [Homepage] [Rawdata] [DOI] [Bib] |