create diskgroup DATA external redundancy disk '/dev/sdc';
create diskgroup FRA normal redundancy disk '/dev/sdd','/dev/sde';
drop diskgroup FRA;
drop diskgroup DATA;
create diskgroup DATA normal redundancy disk '/dev/sdd','/dev/sdc'
attribute
'compatible.asm' = '11.2',
'compatible.rdbms' = '11.2';
create diskgroup FRA normal redundancy disk '/dev/sde','/dev/sdf'
attribute
'au_size' = '4M',
'compatible.asm' = '11.2',
'compatible.rdbms' = '11.2';
alter diskgroup FRA rebalance power 6;
select group_number, operation, state, power, sofar from v$ASM_OPERATION;
select group_number, operation, state, power, sofar from v$ASM_OPERATION;
alter diskgroup FRA rebalance power 1;
drop diskgroup DATA;
drop diskgroup FRA;