Ellie <[email protected]> writes: > The system disk is a USB disk, since this machine has a hw issue with > the NVMe slot. I guess that's unusual. Is it related? No idea. > > Often when the freezes happen the mouse still works, so I doubt > there's some brownout USB controller situation going on (especially > since I also ran this machine like this for almost a year under > Linux).
This could well be related. I have seen stalls on a per-device basis on USB where other things (on the same controller and certainly on different controllers) are ok.
