Troubleshooting Nodes

• Server online

• Network reachability

• systemd

• container runtime

• kubelet

• kube-proxy

kubelet

# get status
systemctl status kubelet.service --no-pager

# start on system boot
systemctl enable kubelet.service

# start kubelet
systemctl start kubelet.service

# journallog
sudo journalctl -u kubelet.service --no-pager

# systemd service unit cfg
/etc/systemd/system/kubelet.service.d/10-kubeadm.conf

# kubelet config
/var/lib/kubelet/config.yaml