root@k8s01:/var/backup/k8s/a10/os-prepare/install-atop# ps aux |grep -i ansible | wc -l
47
DNS委派
https://www.cnblogs.com/lixinjjy/p/10921912.html
https://edu.51cto.com/article/note/38981.html
https://blog.csdn.net/yujia_666/article/details/120710358