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High node CPU usage by k3s and iptables procs

This is from oas.gh:

image

And this is the current top output:

image

There's also quite a lot of "iptables ChainExists" traces in the journal like

Jul 13 13:39:40 oas.greenhost.net k3s[22500]: I0713 13:39:40.082583   22500 trace.go:205] Trace[196394245]: "iptables ChainExists" (13-Jul-2021 13:39:37.908) (total time: 2174ms):
root@oas:~# journalctl --since=today | grep 'iptables ChainExists' | wc -l
1361
Edited by Varac
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