https://docs.oracle.com/cd/F19136_01/ostmg/asm-access-control-diskgroups.html
su - grid
export ORACLE_SID=+ASM1
sqlplus / as sysasm
set lines 1000
set pages 5000
select * from v$asm_diskgroup order by group_number;
alter diskgroup test set attribute 'ACCESS_CONTROL.ENABLED'='true';
select * from v$asm_attribute where name like '%access%'order by group_number,name;
※追加ユーザはOSユーザーに存在する必要あり
asmcmd
lsusr -a
mkusr test grid
mkusr test root