The sp_configure max concurrently recovered db Parameter

The max concurrently recovered db parameter determines the degree of parallelism during database recovery:

When the SAP ASE server is not in recovery, this configuration parameter takes effect statically. However when the SAP ASE server is in recovery, a system administrator can force serial recovery dynamically.

The effectiveness of max concurrently recovered db depends on the database layout and the performance of underlying I/O subsystem.