You may have to start both processes with SO_REUSEADDR, I don’t remember the exact semantics. People have a healthy skepticism of signals from the C days, but

You may have to start both processes with SO_REUSEADDR, I don’t remember the exact semantics. People have a healthy skepticism of signals from the C days, but if we’re talking about Go, you’d just call signal.Notify. Any way of signaling your app to shut down works, though. https://pkg.go.dev/os/signal@go1.20.2#Notify https://pkg.go.dev/os/signal@go1.20.2#Notify