Envoy gets SIGTERM at the same instant as the app and requests drop mid-rollout. How does container ordering in a pod really work?

Init containers are the easy half. The hard half is why plain sidecars race your app at both ends of the pod's life, and what restartPolicy Always changes about that.

Grounded in researched DevOps, SRE and platform engineering interview loops, written to a senior-engineer editorial bar, and never padded to hit a word count.