Accelerating Collective Communications with Mutual Benefits of Optical Rackless DC and In-Network Computing
Wenxuan Wu, Xiaoliang Chen, Zhihuang Ma, Xuexia Xie, Meng Ke, Weiguang Wang, Zuqing Zhu · 2025
We propose a novel architecture to explore the mutual benefits of optical rackless data center (ORDC) and in-network computing for accelerating collective communications. It reduces job completion time of MapReduce clusters by 27.4% to 43.3% over traditional ORDC in experiments.