[root@master ~]# kubectl get nodes
The connection to the server 192.168.2.53:6443 was refused - did you specify the right host or port?
[root@master ~]# systemctl status kubelet
● kubelet.service - kubelet: The Kubernetes Node Agent
Loaded: loaded (/usr/lib/systemd/system/kubelet.service; enabled; vendor preset: disabled)
Drop-In: /usr/lib/systemd/system/kubelet.service.d
└─10-kubeadm.conf
Active: active (running) since Thu 2021-09-16 00:04:24 CST; 7h left
Docs:
https://kubernetes.io/docs/ Main PID: 977 (kubelet)
Tasks: 18 (limit: 49767)
Memory: 130.8M
CGroup: /system.slice/kubelet.service
└─977 /usr/bin/kubelet --bootstrap-kubeconfig=/etc/kubernetes/bootstrap-kubelet.conf --kubeconfig=/etc/kubernetes/kubelet.conf --config=/var/lib/kubelet/config.yaml --network-plugin=cni --pod-infra-container-image=
k8s.gcr.io/pause:3.2Sep 15 16:13:29 master kubelet[977]: E0915 16:13:29.846153 977 kubelet.go:2183] node "master" not found
Sep 15 16:13:29 master kubelet[977]: E0915 16:13:29.946387 977 kubelet.go:2183] node "master" not found
Sep 15 16:13:30 master kubelet[977]: E0915 16:13:30.046577 977 kubelet.go:2183] node "master" not found
Sep 15 16:13:30 master kubelet[977]: E0915 16:13:30.146836 977 kubelet.go:2183] node "master" not found
Sep 15 16:13:30 master kubelet[977]: E0915 16:13:30.246931 977 kubelet.go:2183] node "master" not found
Sep 15 16:13:30 master kubelet[977]: E0915 16:13:30.347092 977 kubelet.go:2183] node "master" not found
Sep 15 16:13:30 master kubelet[977]: E0915 16:13:30.447178 977 kubelet.go:2183] node "master" not found
Sep 15 16:13:30 master kubelet[977]: I0915 16:13:30.462614 977 kubelet_node_status.go:70] Attempting to register node master
Sep 15 16:13:30 master kubelet[977]: E0915 16:13:30.547409 977 kubelet.go:2183] node "master" not found
Sep 15 16:13:30 master kubelet[977]: E0915 16:13:30.647751 977 kubelet.go:2183] node "master" not found
[root@master ~]#