Towards On-Demand I/O Forwarding in HPC Platforms Jean Luca Bez, Francieli Zanon Boito, Alberto Miranda, Ramon Nou, Toni Cortes, Philippe Navaux To cite this version: Jean Luca Bez, Francieli Zanon Boito, Alberto Miranda, Ramon Nou, Toni Cortes, et al.. Towards On-Demand I/O Forwarding in HPC Platforms. PDSW 2020 : 5th IEEE/ACM International Parallel Data Systems Workshop, Nov 2020, Atlanta, Georgia / Virtual, United States. hal-03150024 HAL Id: hal-03150024 https://hal.inria.fr/hal-03150024 Submitted on 23 Feb 2021 HAL is a multi-disciplinary open access L’archive ouverte pluridisciplinaire HAL, est archive for the deposit and dissemination of sci- destinée au dépôt et à la diffusion de documents entific research documents, whether they are pub- scientifiques de niveau recherche, publiés ou non, lished or not. The documents may come from émanant des établissements d’enseignement et de teaching and research institutions in France or recherche français ou étrangers, des laboratoires abroad, or from public or private research centers. publics ou privés. Towards On-Demand I/O Forwarding in HPC Platforms Jean Luca Bez1, Francieli Z. Boito2, Alberto Miranda3, Ramon Nou3, Toni Cortes3,4, Philippe O. A. Navaux1 1Institute of Informatics, Federal University of Rio Grande do Sul (UFRGS) — Porto Alegre, Brazil 2LaBRI, University of Bordeaux, Inria, CNRS, Bordeaux-INP – Bordeaux, France 3Barcelona Supercomputing Center (BSC) — Barcelona, Spain 4Polytechnic University of Catalonia — Barcelona, Spain fjean.bez,
[email protected],
[email protected], falberto.miranda,
[email protected],
[email protected] Abstract—I/O forwarding is an established and widely-adopted accommodate larger applications and more concurrent jobs, technique in HPC to reduce contention and improve I/O the PFS is not able to keep providing performance due to performance in the access to shared storage infrastructure.