Publications

2026

Holpaca: Holistic and Adaptable Cache Management for Shared EnvironmentsPeixoto, J., Gonzalez, A., Bhimani, J., Rangaswami, R., Brito, C., Paulo, J., & Macedo, R.In 17th ACM/SPEC International Conference on Performance Engineering (ICPE) (Just accepted). 2026.

@inproceedings{jpeixoto2026holpaca,
  title = {Holpaca: Holistic and Adaptable Cache Management for Shared Environments},
  author = {Peixoto, J. and Gonzalez, A. and Bhimani, J. and Rangaswami, R. and Brito, C. and Paulo, J. and Macedo, R.},
  booktitle = {17th ACM/SPEC International Conference on Performance Engineering (ICPE) (Just accepted)},
  year = {2026},
  pages = {378-390},
  doi = {10.1145/3777884.3797013},
  organization = {ACM/SPEC}
}

MinatoLoader: Accelerating Machine Learning Training Through Efficient Data Preprocessing Best Poster AwardNouaji, R., Bitchebe, S., Macedo, R., & Balmau, O.In 21st European Conference on Computer Systems (EuroSys). 2026.

@inproceedings{rnouaji2026minatoloader,
  title = {MinatoLoader: Accelerating Machine Learning Training Through Efficient Data Preprocessing},
  author = {Nouaji, R. and Bitchebe, S. and Macedo, R. and Balmau, O.},
  booktitle = {21st European Conference on Computer Systems (EuroSys)},
  year = {2026},
  organization = {ACM},
  pages = {2037-2053},
  doi = {10.1145/3767295.3769376},
  url = {https://doi.org/10.1145/3767295.3769376}
}

2025

Idiosyncrasies of Programmable Caching EnginesPeixoto, J., Gonzalez, A., Bhimani, J., Rangaswami, R., Brito, C., Paulo, J., & Macedo, R.In Workshop on Reliable Large-scale Data Management (RLDM’25), colocated with SRDS. 2025.

@inproceedings{jpeixoto2025idiosyncrasies,
  title = {Idiosyncrasies of Programmable Caching Engines},
  author = {Peixoto, J. and Gonzalez, A. and Bhimani, J. and Rangaswami, R. and Brito, C. and Paulo, J. and Macedo, R.},
  booktitle = {Workshop on Reliable Large-scale Data Management (RLDM'25), colocated with SRDS},
  year = {2025},
  url = {https://rldm.invisiblelab.dev/papers/idiosyncrasies-of-programmable-caching-engines.pdf}
}

Keigo: Co-designing Log-Structured Merge Key-Value Stores with a Non-Volatile, Concurrency-aware Storage HierarchyAdão, R., Wu, Z., Zhou, C., Balmau, O., Paulo, J., & Macedo, R.Proceedings of the VLDB Endowment. 2025.

@article{adao2025keigo,
  title = {Keigo: Co-designing Log-Structured Merge Key-Value Stores with a Non-Volatile, Concurrency-aware Storage Hierarchy},
  author = {Ad{\~a}o, R{\'u}ben and Wu, Zhongjie and Zhou, Changjun and Balmau, Oana and Paulo, Jo{\~a}o and Macedo, Ricardo},
  journal = {Proceedings of the VLDB Endowment},
  volume = {18},
  number = {9},
  pages = {2872--2885},
  year = {2025},
  publisher = {VLDB Endowment},
  url = {https://doi.org/10.14778/3746405.3746414}
}

2022

PAIO: General, Portable I/O Optimizations With Minor Application ModificationsMacedo, R., Tanimura, Y., Haga, J., Chidambaram, V., Pereira, J., & Paulo, J.In 20th USENIX Conference on File and Storage Technologies (FAST). 2022.

@inproceedings{macedo2022paio,
  title = {PAIO: General, Portable I/O Optimizations With Minor Application Modifications},
  author = {Macedo, Ricardo and Tanimura, Yusuke and Haga, Jason and Chidambaram, Vijay and Pereira, Jos{\'e} and Paulo, Jo{\~a}o},
  booktitle = {20th USENIX Conference on File and Storage Technologies (FAST)},
  pages = {413--428},
  year = {2022},
  organization = {USENIX},
  url = {https://www.usenix.org/conference/fast22/presentation/macedo}
}

2021

PAIO: A Software-Defined Storage Data Plane FrameworkMacedo, R., Tanimura, Y., Haga, J., Chidambaram, V., Pereira, J., & Paulo, J.ArXiv - Computing Research Repository (CoRR). 2021.

@article{macedo2021paio,
  title = {PAIO: A Software-Defined Storage Data Plane Framework},
  author = {Macedo, Ricardo and Tanimura, Yusuke and Haga, Jason and Chidambaram, Vijay and Pereira, Jos{\'e} and Paulo, Jo{\~a}o},
  journal = {ArXiv - Computing Research Repository (CoRR)},
  year = {2021},
  url = {https://doi.org/10.48550/arXiv.2106.03617}
}

S2Dedup: SGX-enabled Secure DeduplicationMiranda, M., Esteves, T., Portela, B., & Paulo, J.In 14th ACM International Conference on Systems and Storage (SYSTOR). 2021.

@inproceedings{miranda2021s2dedup,
  title = {S2Dedup: SGX-enabled Secure Deduplication},
  author = {Miranda, Mariana and Esteves, T{\^a}nia and Portela, Bernardo and Paulo, Jo{\~a}o},
  booktitle = {14th ACM International Conference on Systems and Storage (SYSTOR)},
  pages = {1--12},
  year = {2021},
  organization = {ACM},
  url = {https://doi.org/10.1145/3456727.3463773}
}