asm删除磁盘组的磁盘及磁盘组本身
export ORALCE_SID=+ASM
sqlplus /nolog
conn /as sysdba;
alter diskgroup asmdata dismount;
SQL>create diskgroup asmdata disk '/dev/raw/raw1' name ASM01,'/dev/raw/raw2' name ASM02;
SQL>alter diskgroup asmdata add disk '/dev/raw/raw3' name ASM03;
SQL>select d.name,g.name from v$asm_disk d,v$asm_diskgroup g where d.group_number=g.group_number;
NAME NAME
------------------------------ ------------------------------
ASM05 ASMFLASH
ASM04 ASMFLASH
ASM02 ASMDATA
ASM01 ASMDATA
ASM03 ASMDATA
SQL>alter diskgroup ASMDATA drop disk ASM01;
SQL>drop diskgroup ASMDATA;
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