8 papers
Characterization of Real Communication Patterns and Congestion Dynamics in HPC Interconnection Networks
Miguel Sánchez de La Rosa, Gabriel Gomez-Lopez, Alejandro Baviera +9
The interconnection network is a key component of Supercomputers and Data centers, and its design must cope with the increasing communication demands of current applications and se…
Improving Injection-Throttling Mechanisms for Congestion Control for Data-center and Supercomputer Interconnects
Cristina Olmedilla, Jesus Escudero-Sahuquillo, Pedro J. Garcia +2
Over the past decade, Supercomputers and Data centers have evolved dramatically to cope with the increasing performance requirements of applications and services, such as scientifi…
Scalable and Efficient Intra- and Inter-node Interconnection Networks for Post-Exascale Supercomputers and Data centers
Joaquin Tarraga-Moreno, Daniel Barley, Francisco J. Andujar Munoz +5
The rapid growth of data-intensive applications such as generative AI, scientific simulations, and large-scale analytics is driving modern supercomputers and data centers toward in…
Improving dynamic congestion isolation in data-center networks
Alberto Merino, Jesus Escudero-Sahuquillo, Pedro Javier Garcia +1
The rise of distributed AI and large-scale applications has impacted the communication operations of data-center and Supercomputer interconnection networks, leading to dramatic inc…
On the Impact of Intra-node Communication in the Performance of Supercomputer and Data Center Interconnection Networks
Joaquin Tarraga-Moreno, Jesus Escudero-Sahuquillo, Pedro Javier Garcia +1
In the last decade, specific-purpose computing and storage devices, such as GPUs, TPUs, or high-speed storage, have been incorporated into server nodes of Supercomputers and Data c…
Leveraging InfiniBand Controller to Configure Deadlock-Free Routing Engines for Dragonflies
German Maglione-Mathey, Jesus Escudero-Sahuquillo, Pedro Javier Garcia +2
The Dragonfly topology is currently one of the most popular network topologies in high-performance parallel systems. The interconnection networks of many of these systems are built…