Information about the activity and status of Queues are displayed in AWI ==> Administration ==> Queues
The fact that Unlimited Queues were showing values >0 in this column is contradictory to the fact that the queue has no limitation on parallel executions.
AE 21.0
This is a defect of the Automation Engine
Resolution : An issue has been fixed where the numbers of the active and waiting tasks in the Queue view were wrong
This problem is fixed
in One Automation 21.0.10
in One Automation 24.0.1
Bug ID: AE-33071
Bug Title: Queue monitoring view - Unlimited Queues showing values '>0' in the column 'Waiting'