Is the control plane highly available? That is, if a master node goes down or becomes unresponsive, does your cluster still work? Can you still deploy or update apps? Will your running applications still be fault-tolerant without the control plane? (see “High availability”)
Is your pool of worker nodes highly available? That is, if an outage should take down several worker nodes, or even a whole cloud availability zone, will your workloads stop running? Will your cluster keep working? Will it be able to automatically provision new nodes to heal itself, or will it require manual intervention?
Is your cluster set up securely? Do its interna...
to go for production
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