1，操作系统命令查看
strings control.ctl
2，数据库命令查看
alter database backup controlfile to filename
3，数据库trace
alter database backup controlfile to trace or alter database backup controlfile to trace as filename
4，dump controfile
alter system set events ‘immediate trace name controlfile lever 3‘;
原文：https://www.cnblogs.com/catherine007/p/11268129.html