R/W(+): Dynamic Read / static and dynamic Write

For online temporary change or permanent change, use the admin+ utility to modify the parameter value for a specific instance. A restart is needed for permanent changes.

This parameter enables or disables the automatic cleanup of rating records generated for prerating/postrating.

When the CLEANUP_SCHEDULER_ENABLED parameter is set to true, a scheduler is activated into the updater. This scheduler wakes up periodically according to the value defined into the CLEANUP_SCHEDULER_RECURRENCE parameter.