su: Authentication failure
[ec2-user@ip-172-31-41-59 ~]$ su aermobdev
Password:
[aermobdev@ip-172-31-41-59 ec2-user]$ sudo ls
[sudo] password for aermobdev:
aermobdev is not in the sudoers file.  This incident will be reported.
[aermobdev@ip-172-31-41-59 ec2-user]$ id aermobdev
uid=501(aermobdev) gid=10(wheel) groups=10(wheel)
[aermobdev@ip-172-31-41-59 ec2-user]$