# Common configuration for headless machines (e.g., Amazon EC2 # instances). { sound.enable = false; boot.vesa = false; boot.initrd.enableSplashScreen = false; services.ttyBackgrounds.enable = false; services.mingetty.ttys = [ ]; # Since we can't manually respond to a panic, just reboot. boot.kernelParams = [ "panic=1" "stage1panic=1" ]; }