Prospects and challenges of photonic switching in data centers and computing systems

SJB Yoo - Journal of Lightwave Technology, 2021 - ieeexplore.ieee.org
This Tutorial will discuss the motivation, benefits, and challenges of photonic switching in
data centers and cover prospects of future data centers involving emerging new …

Performance trade-offs in reconfigurable networks for HPC

MY Teh, Z Wu, M Glick, S Rumley… - Journal of Optical …, 2022 - opg.optica.org
Designing efficient interconnects to support high-bandwidth and low-latency communication
is critical toward realizing high performance computing (HPC) and data center (DC) systems …

Disaggregated optical-layer switching for optically composable disaggregated computing

K Ishii, R Matsumoto, T Inoue… - Journal of Optical …, 2023 - opg.optica.org
Disaggregated computing has been widely investigated to support the continuous progress
in computing performance and overcome the slowdown of Moore's law. It involves a flexible …

Efficient intra-rack resource disaggregation for HPC using co-packaged DWDM photonics

G Michelogiannakis, Y Arafa, B Cook… - 2023 IEEE …, 2023 - ieeexplore.ieee.org
The diversity of workload requirements and increasing hardware heterogeneity in emerging
high performance computing (HPC) systems motivate resource disaggregation. Resource …

GRAP: group-level resource allocation policy for reconfigurable Dragonfly network in HPC

G Feng, D Dong, S Zhao, Y Lu - … of the 37th International conference on …, 2023 - dl.acm.org
Dragonfly is a highly scalable, low-diameter, and cost-efficient network topology, which has
been adopted in new exascale High Performance Computing (HPC) systems. However …

Optical Data Center Networking: A Comprehensive Review on Traffic, Switching, Bandwidth Allocation, and Challenges

PA Baziana - IEEE Access, 2024 - ieeexplore.ieee.org
The accelerated growth of data traffic in data centers (DCs) globally is driven by the
dominance of multiple emerging data-intensive applications hosted by edge/cloud DCs …

Flexible silicon photonic architecture for accelerating distributed deep learning

Z Wu, L Yuan Dai, Y Wang, S Wang… - Journal of Optical …, 2024 - opg.optica.org
The increasing size and complexity of deep learning (DL) models have led to the wide
adoption of distributed training methods in datacenters (DCs) and high-performance …

SL-Hyper-FleX: a cognitive and flexible-bandwidth optical datacom network by self-supervised learning

CY Liu, X Chen, Z Li, R Proietti… - Journal of Optical …, 2022 - opg.optica.org
This paper presents a cognitive flexible-bandwidth optical interconnect architecture for
datacom networks. The proposed architecture leverages silicon photonic reconfigurable all …

Understanding the performance guarantee of physical topology design for optical circuit switched data centers

S Zhao, P Cao, X Wang - Proceedings of the ACM on Measurement and …, 2021 - dl.acm.org
As a first step of designing O ptical-circuit-switched D ata C enters (ODC), physical topology
design is critical as it determines the scalability and the performance limit of the entire ODC …

SROdcn: Scalable and Reconfigurable Optical DCN Architecture for High-Performance Computing

K Geresu, H Gu, X Yu, M Fadhel… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Data Center Network (DCN) flexibility is critical for providing adaptive and dynamic
bandwidth while optimizing network resources to manage variable traffic patterns generated …