The Create and Update Jaspersoft Users job is taking longer and longer over time. You have a lot of users and whilst normally it's taking 30 minutes, it's now going up to 170 minutes.
Release : All supported Clarity releases with Jaspersoft
This is caused by Jaspersoft server performance degradation.
Note: After a Jaspersoft restart, the job performance should be back to normal, and if you don't restart for a while, it will eventually get worse again.