1. ssh login to amd .
2. use command "passwd", it will tell you to input a new passwd.
[
[email protected] media_build]# passwd
Changing password for user root.
New password:
BAD PASSWORD: The password is shorter than 8 characters
Retype new password:
passwd: all authentication tokens updated successfully.
[
[email protected] media_build]#
[
[email protected] media_build]#