I’ve had an issue since openhabian 3.3 with ram usage and thread count increasing to failure over the course of about a week or so. After working with the java versions, removing and re-adding add-ons, and disabling and re-enabling rules I’ve had no definitive success in tracking down the cause. So I’ve implemented the reboot rule in the OH3 gui to trigger when threadcount exceeds a threshold AND time is during a set window overnight to avoid any noticeable interruptions. We’ll log and see just how often it fires