This is probably closer to the billing of on call staff than just "overtime". For instance when getting an alert on PagerDuty in the middle of the night, you m

This is probably closer to the billing of on call staff than just "overtime". For instance when getting an alert on PagerDuty in the middle of the night, you might get paid by 30 min increments while dealing with the emergency, even if your regular pay is by the day.