```bibtex @inproceedings{laso2026where, title={Where Did My NCCL Calls Go? A Profiler Comparison}, author={Laso, Ruben and Benkner, Siegfried and Salimi Beni, Majid and Vardas, Ioannis and Hunold, Sascha}, booktitle={2026 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW) - 27th IEEE International Workshop on Parallel and Distributed Scientific and Engineering Computing (PDSEC)}, year={2026}, organization={IEEE} }