k3s

systemctl daemon-reload
systemctl restart k3s

sudo systemctl status k3s
sudo journalctl -u k3s

Install

curl -sLS https://get.k3sup.dev | sh
sudo install k3sup /usr/local/bin/

export IP=192.168.0.1
k3sup install --ip $IP --user ubuntu --k3s-extra-args '--disable traefik'

Deploy Nginx instead of Traefik as your ingress controller on K3s

https://www.suse.com/support/kb/doc/?id=000020082

DNS

https://ranchermanager.docs.rancher.com/v2.5/troubleshooting/other-troubleshooting-tips/dns#check-if-dns-pods-are-running

https://blog.differentpla.net/blog/2022/02/25/pod-dns-problems/

Clean unused kubernetes docker images

sudo k3s crictl images
sudo k3s crictl rmi --prune