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 …

Sirius: A flat datacenter network with nanosecond optical switching

H Ballani, P Costa, R Behrendt, D Cletheroe… - Proceedings of the …, 2020 - dl.acm.org
The increasing gap between the growth of datacenter traffic and electrical switch capacity is
expected to worsen due to the slowdown of Moore's law, motivating the need for a 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 …

Optical switching will innovate intra data center networks [Invited Tutorial]

K Sato - Journal of Optical Communications and Networking, 2023 - ieeexplore.ieee.org
Reflecting the recent slow-down in Moore's law and the proliferation of artificial
intelligence/machine learning workloads, the performance and energy consumption of …

AI-optimised tuneable sources for bandwidth-scalable, sub-nanosecond wavelength switching

T Gerard, C Parsonson, Z Shabka, B Thomsen… - Optics …, 2021 - opg.optica.org
Wavelength routed optical switching promises low power and latency networking for data
centres, but requires a wideband wavelength tuneable source (WTS) capable of sub …

RAMP: a flat nanosecond optical network and MPI operations for distributed deep learning systems

A Ottino, J Benjamin, G Zervas - Optical Switching and Networking, 2024 - Elsevier
Distributed deep learning (DDL) systems strongly depend on network performance. Current
electronic packet switched (EPS) network architectures and technologies suffer from …

[HTML][HTML] Traffic generation for benchmarking data centre networks

CWF Parsonson, JL Benjamin, G Zervas - Optical Switching and …, 2022 - Elsevier
Benchmarking is commonly used in research fields, such as computer architecture design
and machine learning, as a powerful paradigm for rigorously assessing, comparing, and …

A hybrid beam steering free-space and fiber based optical data center network

Y Liu, JL Benjamin, CWF Parsonson… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
Wireless data center networks (DCNs) are promising solutions to mitigate the cabling
complexity in traditional wired DCNs and potentially reduce the end-to-end latency with …

Collision-free distributed MAC protocol for passive optical intra-rack data center networks

P Baziana, G Drainakis - Journal of Optical Communications …, 2022 - ieeexplore.ieee.org
In this paper, we present a distributed medium access control (MAC) protocol and a network
architecture suitable for optical intra-rack data center networks (DCNs). The intra-rack …

Scalable and low server-to-server latency data center network architecture based on optical packet inter-rack and intra-rack switching

G Drainakis, P Baziana, A Bogris - Journal of Optical …, 2023 - ieeexplore.ieee.org
In this work, we introduce an efficient data center network (DCN) architecture using optical
packet switching for the inter-rack and intra-rack packet networks. We investigate the end-to …