[yanhangyhy]

there is a doc about how to do with 1M nodes: https://bchess.github.io/k8s-1m/#_why

so i guess the title is not true?

[arccy]

That's simulated using kwok, not real.

> Unfortunately running 1M real kubelets is beyond my budget.

[Thaxll]

THis is a PoC not backed by a reliable etcd replacement.