# rm /etc/localtime
# ln -s /usr/share/zoneinfo/Asia/Ho_Chi_Minh /etc/localtime

# date
Sun May  4 10:38:28 ICT 2014

# tailf /var/log/auth.log

May  3 23:17:01 host-1 CRON[24432]: pam_unix(cron:session): session closed for user root
May  3 23:39:24 host-1 sshd[24439]: error: Could not load host key: /etc/ssh/ssh_host_ed25519_key
May  3 23:39:27 host-1 sshd[24439]: Invalid user roots from 123.22.x.x
May  3 23:39:27 host-1 sshd[24439]: input_userauth_request: invalid user roots [preauth]