由于1.5上没有仪表板，试图升级。 但1.8的服务甚至没有启动，更不要说“ kubeadm init ”，因为服务不在那里听
[root@k8s-master ~]# systemctl status kubelet ● kubelet.service - kubelet: The Kubernetes Node Agent Loaded: loaded (/etc/systemd/system/kubelet.service; enabled; vendor preset: disabled) Drop-In: /etc/systemd/system/kubelet.service.d └─10-kubeadm.conf Active: activating (auto-restart) (Result: exit-code) since Tue 2017-10-10 07:18:46 PDT; 5s ago Docs: http://kubernetes.io/docs/ Process: 3148 ExecStart=/usr/bin/kubelet $KUBELET_KUBECONFIG_ARGS $KUBELET_SYSTEM_PODS_ARGS $KUBELET_NETWORK_ARGS $KUBELET_DNS_ARGS $KUBELET_AUTHZ_ARGS $KUBELET_CADVISOR_ARGS $KUBELET_CGROUP_ARGS $KUBELET_CERTIFICATE_ARGS $KUBELET_EXTRA_ARGS (code=exited, status=1/FAILURE) Main PID: 3148 (code=exited, status=1/FAILURE)
那么明智的做法是（1）用1.7来代替，那怎么样？ 当包不可用时，（2）试试在不同的环境下，我已经有了？
[root@k8s-master ~]# yum list available kubeadm* Loaded plugins: fastestmirror, langpacks Loading mirror speeds from cached hostfile * base: mirrors.sonic.net * extras: centos-distro.1gservers.com * updates: mirror.sjc02.svwh.net Available Packages kubeadm.x86_64 1.8.0-1 kubernetes [root@k8s-master ~]#