Roy H. Campbell
· Abbasi Professor EmeritusVerifiedUniversity of Illinois Urbana-Champaign · Computer Science
Active 1939–2024
Research topics
- Computer Science
- Artificial Intelligence
- Operating system
- Computer architecture
- Distributed computing
- Embedded system
- Computer network
- Human–computer interaction
Selected publications
Towards an application objective-aware network interface
2020 · 4 citations
- Computer Science
- Computer Science
- Computer network
HAL: Computer System for Scalable Deep Learning
Practice and Experience in Advanced Research Computing · 2020 · 65 citations
- Computer Science
- Artificial Intelligence
- Computer Science
We describe the design, deployment and operation of a computer system built to efficiently run deep learning frameworks. The system consists of 16 IBM POWER9 servers with 4 NVIDIA V100 GPUs each, interconnected with Mellanox EDR InfiniBand fabric, and a DDN all-flash storage array. The system is tailored towards efficient execution of the IBM Watson Machine Learning enterprise software stack that combines popular open-source deep learning frameworks. We build a custom management software stack to enable an efficient use of the system by a diverse community of users and provide guides and recipes for running deep learning workloads at scale utilizing all available GPUs. We demonstrate scaling of a PyTorch and TensorFlow based deep neural networks to produce state-of-the-art performance results.
Recent grants
Program in Digital Forensics (PDF)
NSF · $549k · 2012–2016
Frequent coauthors
- 108 shared
David Padua
- 102 shared
JackB Dennis
- 66 shared
Paul Feautrier
Laboratoire de l'Informatique du Parallélisme
- 64 shared
Jesús Esteban‐Pérez
Istituti di Ricovero e Cura a Carattere Scientifico
- 60 shared
Faraz Faghri
National Institute on Aging
- 52 shared
Robert L. Bocchino
Jet Propulsion Laboratory
- 52 shared
Bernard Philippe
Institut national de recherche en informatique et en automatique
- 51 shared
Joel Emer
Nvidia (United States)
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