you need to be root to perform this command 提示操作要获取root权限
you need to be root to perform this command
输入su 回车输入密码
执行sudo passwd 进行密码重置设定再输入su获取root权限
sudo passwd
linux终端下解决you need to be root to perform this command
原文：https://www.cnblogs.com/coderzjz/p/14806064.html
