#containers
4 posts
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Sidecars Graduated and Nobody Noticed
Kubernetes finally made sidecars a real primitive. The sidecar container — the most important pattern nobody could formally express — is now a first-class citizen. Here's why that matters more than you think.
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Every Init Container Is a Confession
Init containers are one of the most elegant primitives in Kubernetes — and almost every time you reach for one, you're admitting something went wrong somewhere else in your stack.
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The Most Important Image in Your Registry Has No Application Code
Your debug container — the one with curl, dig, tcpdump, and nmap — is the image you'll reach for when everything else stops making sense. Treat it accordingly.
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The Best Lab Is the One You Can Break
You don't learn networking by reading diagrams. You learn it by dropping packets and watching things fail.