mysqlcluster配置问题（Linux系统）

http://blog.csdn.net/chengfei112233/article/details/7700559
按照上面的做，在 启动MySQL服务引擎时失败
[root@localhost my_cluster]# /home/mysql/mysqlc/bin/mysqld --defaults-file=/home/mysql/my_cluster/conf/my.cnf &
[1] 14213
[root@localhost my_cluster]# error: Found option without preceding group in config file: /home/mysql/my_cluster/conf/my.cnf at line: 2
Fatal error in defaults handling. Program aborted
问题怎么解决，请求帮助