Parsed result::

            {'timestamp':'May 18 14:24:14',
             'procname': 'kernel',
             'hostname':'lxc-rhel68-sat56',
             'message': '...',
             'raw_message': '...: ...'
            }

def _parse_line(self, line):
        """
        Parsed result::

            {'timestamp':'May 18 14:24:14',
             'procname': 'kernel',
             'hostname':'lxc-rhel68-sat56',
             'message': '...',
             'raw_message': '...: ...'
            }
        """
        msg_info = {'raw_message': line}
        if ': ' in line:
            info, msg = [i.strip() for i in line.split(': ', 1)]
            msg_info['message'] = msg

            info_splits = info.split()
            if len(info_splits) == 5:
                msg_info['timestamp'] = ' '.join(info_splits[:3])
                msg_info['hostname'] = info_splits[3]
                msg_info['procname'] = info_splits[4]
        return msg_info