kubeadm init --pod-network-cidr=10.244.0.0/16 --ignore-preflight-errors Swap

제목대로 명령어 치면 아래와 같이 나옵니다.

[root@k8s-master ~]# kubeadm init --pod-network-cidr=10.244.0.0/16 --ignore-preflight-errors Swap

W0802 11:31:02.842486    2209 configset.go:202] WARNING: kubeadm cannot validate component configs for API                                                groups [kubelet.config.k8s.io kubeproxy.config.k8s.io]

[init] Using Kubernetes version: v1.18.6

[preflight] Running pre-flight checks

        [WARNING Swap]: running with swap on is not supported. Please disable swap

[preflight] Pulling images required for setting up a Kubernetes cluster

[preflight] This might take a minute or two, depending on the speed of your internet connection

[preflight] You can also perform this action in beforehand using 'kubeadm config images pull'

[kubelet-start] Writing kubelet environment file with flags to file "/var/lib/kubelet/kubeadm-flags.env"

[kubelet-start] Writing kubelet configuration to file "/var/lib/kubelet/config.yaml"

[kubelet-start] Starting the kubelet

그리고 kubelet status도 좀 이상한것 같구요 ㅠㅠ

[root@k8s-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: activating (auto-restart) (Result: exit-code) since 일 2020-08-02 11:41:57 KST; 700ms ago Docs: https://kubernetes.io/docs/ Process: 3826 ExecStart=/usr/bin/kubelet $KUBELET_KUBECONFIG_ARGS $KUBELET_CONFIG_ARGS $KUBELET_KUBEADM_ARGS $KUBELET_EXTRA_ARGS (code=exited, status=255) Main PID: 3826 (code=exited, status=255) 8월 02 11:41:57 k8s-master systemd[1]: Unit kubelet.service entered failed state. 8월 02 11:41:57 k8s-master systemd[1]: kubelet.service failed.