DNS not working on nodes that don't have a local coredns pod usually indicates a problem with CNI traffic between nodes getting dropped. Make sure you have the correct ports open between nodes.
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ambitious-plastic-3551
09/22/2023, 2:33 PM
Everything else works
ambitious-plastic-3551
09/22/2023, 2:34 PM
changing dnsPolicy to default lights up green
ambitious-plastic-3551
09/22/2023, 10:13 PM
I increased NOFILE limits and sysctl inotify* and after node restarts everything automagically started working