RECOVERY_PARALLELISM

Property	Description
Parameter type	Integer
Default value	System-determined parallel recovery
Modifiable	No
Range of values	System-determined, but cannot exceed `PARALLEL_MAX_SERVERS` initialization parameter setting

RECOVERY_PARALLELISM specifies the number of processes to participate in instance or crash recovery. To force serial crash and instance recovery, set the RECOVERY_PARALLELISM parameter to 0 or 1. 0 or 1 disable parallel instance and crash recovery on a system that has multiple CPUs. An alert log displays the degree of parallelism that was chosen when the database instance/recovery starts.