Running Postgres on Kubernetes: Operators Make It Sane
Postgres on Kubernetes doesn't have to be scary. How operators like CloudNativePG handle failover, backups, and upgrades, and why the objections are dated.
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PVs, PVCs, and StorageClasses: The Mental Model That Finally Clicked
PVs, PVCs, and StorageClasses explained the way I wish someone had explained them to me: provisioning, reclaim policies, and expansion, minus the confusion.
Read the postetcd Backup and Restore: The Drill Nobody Practices
Everyone takes etcd snapshots; nobody restores one until it's life or death. Snapshots, quorum loss, and the restore procedure you should drill quarterly.
Read the postBuilding Images Inside Kubernetes: Kaniko vs BuildKit
Kaniko vs BuildKit for in-cluster image builds: why docker:dind is a dead end, how each tool actually works, real caching setups, and which one I'd pick.
Read the postHelm vs Kustomize: An Honest Take From Both Sides
Helm vs Kustomize without the tribalism: templating vs overlays, release management vs GitOps, drift behavior, and how I use both on the same cluster.
Read the postPromoting Between Environments in GitOps Without Losing Your Mind
How to promote from staging to prod in GitOps: repo layouts, Kustomize overlays, image tag promotion via PR, and the habits that prevent drift.
Read the postExternal Secrets Operator: Stop Committing Secrets
Why encrypted secrets in git still lose, and how to wire External Secrets Operator to Vault or a cloud secret manager with rotation that actually works.
Read the postArgoCD vs Flux: After Running Both in Production
An honest ArgoCD vs Flux comparison from someone who ran both in production: install, day-two ops, multi-tenancy, drift handling, and which one I'd pick when.
Read the postArgo Rollouts: Canary Deploys Without a Platform Team
A practitioner's guide to Argo Rollouts: canary steps, AnalysisTemplates with Prometheus metrics, aborts and rollbacks, and the gotchas that bite small teams.
Read the postRequests and Limits: Stop Copying Numbers From Stack Overflow
Requests and limits drive scheduling, throttling, and OOM kills. A practical guide to measuring real usage, the CPU limits debate, and right-sizing with data.
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