On 28.11.2021 12:56, Philip Rowlands wrote: > When testing with many different kernels installed, I often interrupt the > menu timeout then make a cup of tea, or become otherwise distracted. > > When this happens, GRUB2 is waiting for keyboard input but also appears to be > consuming power, judging by the way the fans speed up. (Optiplex 7090, if it > makes a difference.) > > Is there any config around polling / power saving, or any interactive > commands which would show relevant settings? In Linux I'd be looking at > P-states and C-states, but options are limited from the bootloader. >
grub busy loops waiting for keyboard input, so there is not much that can be done here.
