SSH无法启动，报告/var/empty/sshd must be owned by root and not group or world-writable

     tailf /var/log/message

报告/var/empty/sshd must be owned by root and not group or world-writable

     这个是权限的问题

　　可采取以下两步解决

　　chown -R root.root /var/empty/sshd

　　chmod 744 /var/empty/sshd

　　service sshd restart

　　就可以解决上述的问题。