Leimar Braz sitting on a concrete wall under a stormy sky (AI-generated image)

Field notes from an AI lab

Leimar Braz

AI Tech Lead

I lead the technical side of Artificial Intelligence at ClearIT. This blog is my field notebook: what I test in the lab, with the commands, the timings and the problems that showed up along the way.

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Recent posts

· 11 min read

Observability on NKPPart 1: the concepts

Monitoring is not observing. The pillars, the methods for choosing what to measure, the tools on the market and what NKP 2.19 already ships turned on. In the lab, turning on logs in a workload cluster took four apps, a full Ceph storage cluster and a lesson about dependencies.

· 14 min read

Upgrading NKP 2.18 → 2.19 in practicePart 3: post-upgrade

After the window: health check and backup on 2.19, cleaning up the leftovers and a test drive of what's new. The AI Navigator went from 0 to 2 correct answers out of 3 with a single catalog app, and Headlamp made me take seriously a warning I had dismissed.

· 12 min read

Upgrading NKP 2.18 → 2.19 in practicePart 2: the upgrade

The Nutanix Kubernetes Platform upgrade window: Kommander and the management cluster with the CLI, the workload cluster through the new 2.19 UI, the timing of each step and the two incidents along the way.

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