An interactive explainer

Your app crashed at 3 A.M. Nobody woke up. It came back anyway.

Every server dies eventually — the question is who's watching when it does. Follow one app from a single fragile container to a self-healing cluster, and meet the one idea underneath all of Kubernetes: a loop that never stops comparing what you asked for with what's actually running.

Kubernetes · Containers · Self-healing clusters

Deployment & Cloud · Beginner · 9 min · How Kubernetes keeps your app alive — an interactive explainer on ViLearn, with a simulation and a knowledge check. All explainers.

Related: Who restarts your app at 3 A.M.? · Why your dashboard was green while users were leaving · Scaling the summit