k8s node节点断电重启出问题;flannel重启失败 CrashLoopBackOff;flannel pod报错"Back-off restarting failed container" ;
问题如100字的题产生原因kubeadm装了k8s(各项指标正常)结果电脑蓝屏重启;kubectlgetnodes查看发现node节点都处于notready状态。解决过程进入节点,查看systemctlstatusdocker;systemctlstatuskubelet;发现docker好的,kubelet挂了。(如果docker挂了且一直卡starting状态,用journalctl-ufdo