What happens when a visitor opens your app on Kubernetes
kube-proxy: who keeps the rules of each Kubernetes node up to date
A Kubernetes node stops in the night, and its pods stop with it. In the morning, no other node sends requests to those pods any more. Nobody changed a rule by hand. So who changed the rules on every node?
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1
One Sunday, while you sleep, node-2 stops with your pod on it. Every node still keeps the rule it had.
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2
On node-4, the rule still names the pod that is gone. A request sent down that line gets no answer.
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