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One of the important offerings of the RISC-V Instruction Set Architecture (ISA) is the ability to customize and extend the base instruction set. An initial reaction to hearing this is often to worry about software portability and compatibility, since if every RISC-V CPU offers a slightly different set of instructions, software won’t be portable.
<...Canonical and AMD™ teamed up last fall to package AMD ROCm™ AI/ML and HPC libraries right into the Ubuntu archive. Our shared goal is to ensure that Ubuntu offers a seamless, out-of-the-box experience for high-performance AI and HPC on AMD hardware.
Just last month, we launched our first version of ROCm in Ubuntu 26.04 LTS! This marks the start of a great f...
At Build 2026, Microsoft announced the preview of Azure Cobalt 200, the second generation of its custom Arm silicon for cloud-native and agentic AI workloads. Ubuntu and Ubuntu Pro are available on Cobalt 200 from the start of preview, so your existing Ubuntu workloads run on Cobalt 200 with...
When distributed workloads stall because nodes cannot exchange small messages quickly and consistently, the network is the limiting factor. How do you solve that problem? InfiniBand offers one solution.
InfiniBand is an interconnect, meaning the end-to-end communication system that links compute, storage, and accelerator nodes. It is implemented as a purpose-built netw...
Some support cases are straightforward. Others lead deep into legacy code, where a single logic bug can quietly turn a routine command into a major performance problem. This series looks at how Canonical Support and Sustaining Engineering work together to investigate, patch, and upstream difficult issues that standard troubleshooting alone cannot solve. In this second post, a...