Tag: #crd
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 5 posts
CRD Design and Versioning — Schema, Validation, and Conversion Webhooks
A CustomResourceDefinition is an API contract that outlives the code around it. This deep dive walks through OpenAPI v3 schema design and CEL validation, multi-version strategy and storage versions, conversion webhook im
2026-06-15 · 16 min read #kubernetes#operator#crd#versioning#conversion-webhookWhat You Can Build with Operators — A Real-World Catalog
A catalog of where Operators shine — databases, messaging, caching, monitoring, certificates, secrets, GitOps, backup, service mesh, and ML. For each case we cover how it works, a representative CRD example, a comparison
2026-06-15 · 12 min read #kubernetes#operator#crd#cncf#platform-engineeringUnderstanding the Kubernetes Operator Pattern — Controllers, Reconciliation, and Codifying Operational Knowledge
A deep, operations-focused look at what the Operator pattern solves, how the control loop and reconciliation work, how CRDs and controllers combine, control plane extension mechanisms, Capability Levels, and when to use
2026-06-15 · 20 min read #kubernetes#operator#controller#reconcile#crdProduction Operator Upgrades and Migration — Evolving Without Downtime
A complete walkthrough of safely upgrading an Operator in production. It covers rolling the controller Deployment with leader election, multi-version CRDs and conversion webhooks, phased rollout of managed workloads, rol
2026-06-15 · 22 min read #kubernetes#operator#kubebuilder#controller-runtime#crdWhat Do the VM, VMI, and Migration CRDs Represent?
Explains what responsibilities each of KubeVirt's core API types -- VirtualMachine, VirtualMachineInstance, and VirtualMachineInstanceMigration -- has, and why they are separated, based on the source schema.
2026-03-20 · 6 min read #architecture#kubevirt#kubernetes#virtualization#crd