OpenStack
Air gapped cloud upgrades with Atmosphere release manifests
Air gapped cloud on OpenStack: how Atmosphere's digest-pinned release manifests move a release across the boundary, and what the manifest leaves out.
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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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Kubernetes
On-Premises Kubernetes: Architecture, Costs & Management
Explore on-premises Kubernetes architecture, costs, and operational challenges. Learn when managed Kubernetes makes sense for production workloads.
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OpenStack
Why High Availability Doesn't Guarantee Resilience
Learn why high availability doesn't guarantee resilience and how failure domains, redundancy, and failover testing help prevent outages.
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