linux su切换用户提示 Authentication failure的解决方法
https://blog.csdn.net/will5451/article/details/51813542?utm_medium=distribute.pc_relevant_t0.none-task-blog-BlogCommendFromMachineLearnPai2-1.nonecase&depth_1-utm_source=distribute.pc_relevant_t0.none-task-blog-BlogCommendFromMachineLearnPai2-1.nonecase
linux 修改用户密码的几种方法
https://www.cnblogs.com/pzzning/p/10482962.html
