Customer reported that few days ago his AD Import Rules are not moving from the message "Task is starting". The customer tried all of his AD Import Rules and all of them do the same. He even created a new AD Import Rule and it also stays in "Task is starting" message. The customer also mentioned that he has seen the rules in this state for a day without any progress.
ITMS 7.5, 7.6, 8.0, 8.1
The NS logs (even with verbose entry on) shows just these entries: