Art Fewell

Arthur Fewell has spent nearly three decades at the forefront of networking and infrastructure innovation. As a CCIE #9961 Emeritus, Kubestronaut, and graduate of the University of Texas at Austin (MS, Technology Commercialization), Arthur brings uncommon depth to technical discussions. His career spans industry giants including AT&T, Cisco, Dell, The Linux Foundation, and VMware, where he helped shape networking's evolution through multiple technological epochs. Currently serving as a Technical Marketing Engineer at Hedgehog, Arthur focuses on catalyzing the next generation of open source networking solutions. His writing explores the intersection of cutting-edge technology and its broader implications for the industry, combining technical precision with forward-looking insights.

6 min read

Enterprise AI Models: How Hardware Advances Are Reshaping the Self-Hosting Calculus

Art Fewell: Aug 19, 2025 1:33:55 PM

Cohere's recent $6.8 billion valuation signals something interesting about enterprise AI preferences, but not quite what you might expect. While Cohere positions itself as offering "security-first enterprise AI," the broader market data tells a more...

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8 min read

The Optics Bottleneck: Why AI Clusters Are Stalling on Network Connectivity

Art Fewell: Aug 6, 2025 12:55:55 AM

Bottom Line Up Front: The supply chain crisis in high-speed ethernet transceivers has forced organizations building AI clusters into technical...

AI Network AI Edge GPU network AI Cloud AI-RAN AI Inference AI Training AI Fine-tuning

9 min read

Collective Communications Explained: The Hidden Coordination Behind Distributed AI Training

Art Fewell: Jun 26, 2025 2:19:19 PM

If you work with AI infrastructure, build applications with large language models, or fine-tune models for your organization, you've probably heard...

AI Network AI Edge GPU network AI Cloud AI Inference AI Training Machine Learning AI Fine-tuning

9 min read

Kubernetes for AI Workloads: When Perfect Scheduling Meets Imperfect Networks

Art Fewell: Jun 12, 2025 10:29:17 AM

Why Your Advanced Kubernetes AI Scheduler Might Be Fighting a Losing Battle If you work with AI infrastructure, manage Kubernetes clusters for...

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14 min read

The Anatomy of a Training Job: Where Your Billion-Dollar GPUs Actually Spend Their Time

Art Fewell: May 26, 2025 12:43:30 PM

When a CFO approves a $50 million GPU cluster purchase, they're essentially buying the world's most expensive waiting rooms. The uncomfortable truth...

AI Network AI Edge GPU network AI Cloud AI Inference AI Training AI Fine-tuning

9 min read

AI Training vs. Inference: Designing Networks for Real-World AI Workloads

Art Fewell: Apr 23, 2025 5:26:27 PM

The same AI model can require significant differences in infrastructure depending on whether you're training it or running it. Here's why your...

AI Network AI Inference AI Training Machine Learning AI Fine-tuning

11 min read

Why Traditional Networks Fail AI Workloads

Art Fewell: Apr 2, 2025 12:07:29 PM

Why Traditional Networks Fail AI Workloads The billion-dollar bottleneck hiding in your artificial intelligence infrastructure

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8 min read

The Next AI Inflection Point: Jensen Huang's Epochal Vision at GTC 2025

Art Fewell: Mar 19, 2025 2:15:29 AM

The fog of skepticism that once surrounded AI's practical applications has fully lifted. As I sit here reflecting on Jensen Huang's GTC 2025 keynote,...

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9 min read

The AI Networking Revolution: Dawn of a New Epoch

Art Fewell: Mar 14, 2025 10:00:54 AM

When we look back at the history of networking, it's clear that the industry moves in distinct epochs. These technological eras aren't merely defined...

AI Network GPU network AI Inference AI Training Machine Learning AI Fine-tuning