Migrations
Articles tagged Migrations — notes and deep-dives grouped under this topic.
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OpenTofu vs Terraform in 2026: when the fork is already worth it
The question is no longer whether the fork is safe, but when it beats the original. Features, lock-in, and migration cost in 2026.
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Istio Ambient Mesh: sidecarless and the end of the double hop
Ambient took Envoy out of every pod. Where that removes the double hop and the overhead — and where the sidecar is still justified.
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Cilium and eBPF: replacing kube-proxy and removing iptables from Kubernetes networking
Everyone sees eBPF as a speedup, but the real value is a decision rule: where replacing kube-proxy pays off, and where iptables still wins.
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Ingress NGINX reaches EOL: migrating to Gateway API without panic
Why the end of kubernetes/ingress-nginx is about risk, not roadmap, and how to move to Gateway API in stages.
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Kubernetes 1.36 (Haru): What Actually Changes in Production
Mutating webhooks have started dying, Ingress NGINX is retired, HPA scale-to-zero is still alpha. A pragmatic 1.36 triage for the platform team — without the blogosphere hype.