HPC archives
7 posts
What is RDMA over Converged Ethernet (RoCE)?
By Benjamin Ryzman, 9 June 2026
Previous articles walked through RDMA (Remote Direct Memory Access) as a programming model and InfiniBand as the fabric that was built around it. Both led to...
What is InfiniBand?
By Benjamin Ryzman, 2 June 2026
When distributed workloads stall because nodes cannot exchange small messages quickly and consistently, the network is the limiting factor. How do you solve...
Canonical announces optimized Ubuntu images for TPU virtual machines by Google Cloud
By Hugo Huang, 28 May 2026
Canonical and Google Cloud announced the availability of certified Ubuntu images for Google’s Cloud TPU Virtual Machines.
What is RDMA?
By Benjamin Ryzman, 11 February 2026
Modern data centres are hitting a wall that faster CPUs alone cannot fix. As workloads scale out and latency budgets shrink, the impact of moving data between...
Canonical’s recipe for High Performance Computing
By Igor Ljubuncic, 24 January 2024
In essence, High Performance Computing (HPC) is quite simple. Speed and scale. In practice, the concept is quite complex and hard to achieve. It is not...
High Performance Computing – It’s all about the bottleneck
By Igor Ljubuncic, 10 January 2024
The term High Performance Computing, HPC, evokes a lot of powerful emotions whenever mentioned. Even people who do not necessarily have vocational knowledge...
We wish you RISC-V holidays!
By Igor Ljubuncic, 21 December 2023
There are three types of computer users: the end user, the system administrator, and the involuntary system administrator. As it happens, everyone has found...