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kubectl get node -n kube-system
查看三个节点都在线 2. 检查集群状态:
kubectl get pod -n kube-system
nodelocaldns-f4mtg, dns服务会无法启动,检查/etc/resolv.conf 加上以下配置,不配置无法访问外网
nameserver 210.22.84.3
配置之后重启k8s
kubectl delete pod --all -n kube-system
节点142重启后需要关闭防火墙 systemctl stop firewalld