Keep track of all the hours you're working, when you're working them. On average where I work has 10 hours of on call usage on the weekends. To cope we send out

Keep track of all the hours you're working, when you're working them. On average where I work has 10 hours of on call usage on the weekends. To cope we send out an email chain Friday to have people note any upgrades or planned activities which could cause a call. Better to know what may happen and when. It also helps that two people are on call on weekends. One 6am to 6pm and the other from the international team covers nights.