Publications

• MinatoLoader: Accelerating Machine Learning Training Through Efficient Data Preprocessing

To appear at EuroSys'26 CoRR abs/2509.10712 [pdf][cite]

Rahma Nouaji, Stella Bitchebe, Ricardo Macedo, Oana Balmau

• MaLV-OS: Rethinking the Operating System Architecture for Machine Learning in Virtualized Clouds

Preprint CoRR abs/2508.03676 [pdf][cite]

Stella Bitchebe, Oana Balmau

•  vPIM: Processing-in-Memory Virtualization

ACM/IFIP International Middleware Conference, MIDDLEWARE [pdf][cite]

Dufy Teguia, Jiaxuan Chen, Stella Bitchebe, Oana Balmau, Alain Tchana

• SVD: A Scalable Virtual Machine Disk Format

IEEE Transactions on Cloud Computing, TCC [pdf][cite]

Kevin Nguetchouang, Stella Bitchebe, Theophile Dubuc, Mar Callau-Zori, Christophe Hubert, Pierre Olivier, Alain Tchana

• SpeedyLoader: Efficient Pipelining of Data Preprocessing and Machine Learning Training

Proceedings of the 4th Workshop on Machine Learning and Systems, EuroMLSys [pdf][cite]

Rahma Nouaji, Stella Bitchebe, Oana Balmau

• GuaNary: Efficient Buffer Overflow Detection In Virtualized Clouds Using Intel EPT-based Sub-Page Write Protection Support

Proceedings of the International Conference on Measurement and Modeling of Computer Systems, SIGMETRICS [pdf][cite]

Stella Bitchebe, Yves Kone, Pierre Olivier, Jalil Boukhobza, Yérom-David Bromberg, Daniel Hagimont, Alain Tchana

• GuaNary: Efficient Buffer Overflow Detection In Virtualized Clouds Using Intel EPT-based Sub-Page Write Protection Support

Proceedings of the 14th ACM SIGOPS Asia-Pacific Workshop on Systems, POMACS [pdf][cite]

Stella Bitchebe, Yves Kone, Pierre Olivier, Jalil Boukhobza, Yérom-David Bromberg, Daniel Hagimont, Alain Tchana

• xOS: The End Of The Process-Thread Duo Reign

Best Paper

Proceedings of the 14th ACM SIGOPS Asia-Pacific Workshop on Systems, APSys [pdf][cite]

Alain Tchana, Dorian Goepp, Stella Bitchebe, Renaud Lachaize

• Efficient Buffer Overflow Detection In Virtualized Clouds Using Intel EPT-based Sub-Page Write Protection Support

Proceedings of the International Conference on Measurement and Modeling of Computer Systems, EuroSys-Abstract [pdf]

Stella Bitchebe, Yves Kone, Pierre Olivier, Jalil Boukhobza, Yérom-David Bromberg, Daniel Hagimont, Alain Tchana

• Out of Hypervisor (OoH): When Nested Virtualization Becomes Practical

Thesis, Hardware Architecture [cs.AR]. Université Côte d'Azur [pdf][slides][talk][code][cite]

Stella Bitchebe

• Out of Hypervisor (OoH): Efficient Dirty Page Tracking In Userspace Using Hardware Virtualization Features

International Conference for High-Performance Computing, Networking, Storage and Analysis, SC [pdf][slides][talk][code][cite]

Stella Bitchebe & Alain Tchana

• Extending Intel PML for Hardware-Assisted Working Set Size Estimation of VMs

Proceedings of the 17th ACM SIGPLAN/SIGOPS International Conference on Virtual Execution Environments, VEE [pdf][talk][code][cite]

Stella Bitchebe, Djob Mvondo, Alain Tchana, Laurent Réveillère, Noel De Palma

• Everything You Should Know About Intel SGX Performance on Virtualized Systems

Proceedings of the ACM on Measurement and Analysis of Computing Systems, POMACS

Proceedings of the International Conference on Measurement and Modeling of Computer Systems, SIGMETRICS [pdf][cite]

Tu Dinh Ngoc, Bao Bui, Stella Bitchebe, Alain Tchana, Valerio Schiavoni, Pascal Felber, Daniel Hagimont

• Study of Intel PML Effectiveness

13th EuroSys Doctoral Workshop, EuroDW [pdf]

Stella Bitchebe, Alain Tchana, Laurent Réveillère