At one company, I was technically on call 24 hours a day 7 days a week for over ten years. Did I get called that often? No. Did I get called at the worst possible moments? Yes.
That's not a problem with the concept of being oncall. That's an entirely different problem that's not technical nor operational not industry-specific.
Isn’t the fact that you receive calls seldomly, but at the worst possible moment literally the core problem of being oncall?
And it’s certainly industry-specific. Some doctors have this, firefighters—and software engineers. Contrary to the first two, they usually don’t save lives, but revenue though.
At one company, I was technically on call 24 hours a day 7 days a week for over ten years. Did I get called that often? No. Did I get called at the worst possible moments? Yes.