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Field notes / Latest

What production is teaching us.

Engineering notes from operating open infrastructure: the failures, design decisions, and upstream work that make open infrastructure better.

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GPUsSeptember 24, 2026

What’s Changing in AI Infrastructure | ALL IN 2026

Explore the AI infrastructure themes that stood out at ALL IN 2026, from GPU capacity and Kubernetes to data residency, operations, and production readiness.

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KubernetesSeptember 23, 2026

ALL IN 2026 Recap: AI Infrastructure and Conversations

VEXXHOST reflects on ALL IN 2026 in Montréal, sharing conversations around AI infrastructure, GPUs, Kubernetes, data residency, and production readiness.

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OpenStackSeptember 21, 2026

What Actually Makes Private Cloud Operationally Difficult?

What makes private cloud difficult to operate? Explore Day 2 operations, upgrades, automation, capacity, skills, and managed cloud options.

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Trends, best practices, and technical deep dives on open source cloud infrastructure.

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Open-Source Is No Longer a Cost Play, It's a Control Play
July 8, 2026
96% of organizations use open source. But the reason has changed. It's no longer about cost. It's about control, sovereignty, and vendor independence.
Detecting Nested Virtualization Usage on KVM Hosts After CVE-2026-53359
July 7, 2026
How nestedvirt uses KVM nested_run counters to help OpenStack and KVM operators decide whether disabling nested virtualization is operationally safe.
July 6, 2026
Our technical assessment of CVE-2026-53359, the Linux KVM/x86 vulnerability known as Januscape, and its impact on OpenStack compute operations.
July 6, 2026
VMware costs up 800–1,500% post-Broadcom. Compare the 5 best alternatives — Proxmox, Hyper-V, Nutanix, KubeVirt & OpenStack — with pros, cons, and a migration path.
July 3, 2026
Velero, Kasten K10, Kanister — the backup tool debate misses the real problem. When your underlying storage changes shape between environments, every backup strategy has to be rebuilt. Here's what a portable infrastructure layer actually fixes.
July 1, 2026
How Cluster API and OpenStack enable automated cross-region failover with zero downtime. A technical walkthrough using CAPO, Ceph, and Atmosphere.
June 24, 2026
Hiring takes 6+ months. Your roadmap can't wait. Learn why leading infrastructure teams treat managed services as a permanent layer, not a stopgap.
June 23, 2026
One open DevOps role triggers overload, burnout, and attrition. See how the cascade runs and how to stop it before the second domino falls.
June 18, 2026
Learn how to deploy production-grade Kubernetes clusters on bare metal, OpenStack, and public cloud using a single Cluster API-based workflow with Navos. Step-by-step tutorial with manifests.
June 18, 2026
Data residency is not data sovereignty. The CLOUD Act, CADA, and Canadian procurement policy are forcing a shift toward infrastructure you can control.