oracle asm 相关命令和查询视图

有关asm磁盘的命令

添加磁盘

alter diskgroup data1 add disk '/devices/diska*';

---runs with a rebalance power of 5 , and dose not return until the rebalance operation is complete

alter diskgroup data1 add disk '/devices/diskd*' 
                      rebalance power 5 wait;

查询

select name,header_status,path
from v$asm_disk
where path like '/devices/disk0%'

NAME      HEADER_STATUS PATH
--------- ------------- ---------------------
          FORMER        /devices/disk02
          FORMER        /devices/disk01
          CANDIDATE     /devices/disk07
DISK06    MEMBER        /devices/disk06
DISK05    MEMBER        /devices/disk05
DISK04    MEMBER        /devices/disk04
DISK03    MEMBER        /devices/disk03
7 rows selected.






select name,type,total_mb,free_mb,required_mirror_free_mb,
       usable_file_mb
from v$asm_diskgroup;

NAME         TYPE     TOTAL_MB    FREE_MB REQUIRED_MIRROR_FREE_MB USABLE_FILE_MB
------------ ------ ---------- ---------- ----------------------- --------------
DATA         NORMAL       6144       3768                    1024           1372

参考：

Administering Oracle ASM Disk Groups