再生龙教程——对于Centos7进行备份和还原
https://blog.csdn.net/zhh763984017/article/details/103042523?depth_1-utm_source=distribute.pc_relevant.none-task-blog-OPENSEARCH-4&utm_source=distribute.pc_relevant.none-task-blog-OPENSEARCH-4#前言
来源：oschina
链接：https://my.oschina.net/u/4273344/blog/3234542