News
- Oct 2025 Our paper “MinatoLoader: Accelerating Machine Learning Training Through Efficient Data Preprocessing” was accepted at EuroSys 2026. Big congratulations to Rahma Nouaji and the rest of the team!
- Aug 2025 We have two papers accepted at the Workshop on Reliable Large-scale Data Management, co-located with SRDS 2025!
- May 2025 Our paper “Keigo: Co-designing Log-Structured Merge Key-Value Stores with a Non-Volatile, Concurrency-aware Storage Hierarchy.” was accepted at VLDB 2025, in collaboration with Oana Balmau (and students) from McGill University! Congratulations to the team!
- Feb 2025 I will give a talk on improving AI training energy efficiency at CENTRA 8!
- Nov 2024 We have two new projects starting in 2025.
- Sep 2024 Our paper “Can Current SDS Controllers Scale to Modern HPC Infrastructures?” was accepted at Supercomputing Workshops 2024!
- Jul 2024 I will give a talk about software-defined storage systems for HPC storage at SIGHPC Computing Continuum.
- Jul 2024 Our paper “When Amnesia Strikes: Understanding and Reproducing Data Loss Bugs with Fault Injection” led by Maria Ramos and João Azevedo, and made in collaboration with Jepsen (Kyle Kingsbury), was accepted at VLDB 2024!
- Oct 2023 Our paper “Toward a practical and timely diagnosis of applications’ I/O behavior” led by Tânia Esteves was accepted at the IEEE Access journal.
- Jun 2023 Our paper “Diagnosing applications’ I/O behavior through system call observability” led by Tânia Esteves was accepted at DCDS Workshop, co-located with IEEE/IFIP International Conference on Dependable Systems and Networks.
- Feb 2023 Our paper “Taming Metadata-intensive HPC Jobs Through Dynamic, Application-agnostic QoS Control” was accepted at IEEE/ACM CCGrid 2023. Available on ArXiv.
- Jan 2023 I successfully defended my PhD. Thank you to all members of the jury (Professors Angelo Bilas, Luís Veiga, António Sousa, António Teixeira, João Fernandes, and João Paulo), to my advisors (Professor João Paulo and Professor José Pereira), my many collaborators, and to my family and friends.
- Jul 2022 We have a new paper on Software-Defined Storage for modern HPC infrastructures, which was accepted at the REX-IO Workshop, co-located with IEEE Cluster Conference.
- Jun 2022 I will give a talk about user-level storage data planes at the ENSD22 Encontro Nacional de Sistemas Distribuídos (slides, abstract).
- May 2022 I will give a talk about user-level storage data planes at the ADAC Applications Working Group Seminar (slides).
- May 2022 I will serve on the Rex-IO ‘22 PC.
- Apr 2022 I will give a talk on building user-level storage data planes at the BigHPC Webinar Series (video, slides).
- Feb 2022 Our paper “Accelerating Deep Learning Training Through Transparent Storage Tiering” was accepted at ACM/IEEE CCGrid 2022.
- Jan 2022 Our paper “PAIO: General, Portable I/O Optimizations With Minor Application Modifications” was accepted at USENIX FAST 2022.
