You can define an administrative task to delete the results of Jobs. The deletion helps with performance optimization, see Performance Optimizations in IGEL UMS.
...
| Note |
|---|
Administrative Task NotificationIf you have not set an administrative task "Delete Job Execution Data as an Administrative Task in the IGEL UMS", after the start of the UMS Console, the following notification pop-up will be shown:  Only users with read permission for administrative tasks can see this notification. You can set the rights under Edit > Access control. You can manage the display settings under Misc > Settings > Notifications. You can find the notifications under Help > Notifications. |
...