spacenavd scans all of the input devices _for each_ of /proc/bus/input/devices. Also, for whatever reason, this happens pretty much continuously, resulting in massive log spam. Nov 14 16:54:47 base spacenavd[14001]: /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devices Nov 14 16:54:47 base spacenavd[14001]: found usb device [46d:c627]: "3Dconnexion SpaceExplorer" (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: handle_hotplug called Nov 14 16:54:47 base spacenavd[14001]: Device detection, parsing /proc/bus/input/devalready using device: 3Dconnexion SpaceExplorer (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: failed to find any supported devices Nov 14 16:54:47 base spacenavd[14001]: already using device: 3Dconnexion SpaceExplorer (/dev/input/event2) Nov 14 16:54:47 base spacenavd[14001]: failed to find any supported devices Nov 14 16:54:51 base spacenavd[14001]: already using device: 3Dconnexion SpaceExplorer (/dev/input/event2) Nov 14 16:54:51 base spacenavd[14001]: failed to find any supported devices Nov 14 16:54:51 base spacenavd[14001]: already using device: 3Dconnexion SpaceExplorer (/dev/input/event2) Nov 14 16:54:51 base spacenavd[14001]: failed to find any supported devices Nov 14 16:54:52 base spacenavd[14001]: already using device: 3Dconnexion SpaceExplorer (/dev/input/event2) Nov 14 16:54:52 base spacenavd[14001]: failed to find any supported devices Nov 14 16:54:52 base spacenavd[14001]: already using device: 3Dconnexion SpaceExplorer (/dev/input/event2) Nov 14 16:54:52 base spacenavd[14001]: failed to find any supported devices Nov 14 16:54:56 base spacenavd[14001]: already using device: 3Dconnexion SpaceExplorer (/dev/input/event2) Nov 14 16:54:56 base spacenavd[14001]: failed to find any supported devices Nov 14 16:54:56 base spacenavd[14001]: already using device: 3Dconnexion SpaceExplorer (/dev/input/event2) Nov 14 16:54:56 base spacenavd[14001]: failed to find any supported devices Nov 14 16:54:56 base spacenavd[14001]: already using device: 3Dconnexion SpaceExplorer (/dev/input/event2) Nov 14 16:54:56 base spacenavd[14001]: failed to find any supported devices Nov 14 16:54:56 base spacenavd[14001]: already using device: 3Dconnexion SpaceExplorer (/dev/input/event2) Nov 14 16:54:56 base spacenavd[14001]: failed to find any supported devices Nov 14 16:55:00 base spacenavd[14001]: already using device: 3Dconnexion SpaceExplorer (/dev/input/event2) Nov 14 16:55:00 base spacenavd[14001]: failed to find any supported devices Nov 14 16:55:00 base spacenavd[14001]: already using device: 3Dconnexion SpaceExplorer (/dev/input/event2) Nov 14 16:55:00 base spacenavd[14001]: failed to find any supported devices