-- Default value of asm_power_limit.
SQL>
show parameter asm_power_limit
NAME                                 TYPE        VALUE
------------------------------------ ----------- -----------------------------
asm_power_limit                      integer     1
-- Check for ongoing rebalance operations and their power.
select INST_ID,GROUP_NUMBER, OPERATION, STATE, POWER, EST_RATE, EST_MINUTES from GV$ASM_OPERATION;
- Alter the asm rebalance.
alter diskgroup SALDATA rebalance power 4;