一、向磁盘组添加磁盘

1、查看系统中可用的磁盘

set lines 150;
col name for a35;
col path for a35;

select group_number,path, state, name, total_mb, free_mb from v$asm_disk;

2、磁盘组操作

创建磁盘组

create DISKGROUP DATADGV2 EXTERNAL REDUNDANCY DISK '/dev/sdc';

卸载磁盘组

SQL> alter diskgroup DATADGV2 dismount force;

重新挂