You could, of course, ssh in and reboot. Or a watchdog process -- no data
for 1/2 hour -> reboot.
On Mon, Dec 9, 2013 at 2:41 PM, Jan Kandziora <j...@gmx.de> wrote:
> Am 09.12.2013 18:23, schrieb Arne Raaen:
> >
> > This is easily fixed by briefly disconnecting the LinkUSBi usb contact,
> > but the roundtrip to the cabin is 5 hours...
> >
> Most likely this is a problem either with the adapter itself or with a
> USB hub inbetween. Check the kernel log with
>
> # dmesg | grep -i usb
>
> if there are any USB errors.
>
>
> > Is there any way to reset the system remotely?
> >
> I would try to reload the uhci_hcd or ohci_hcd module. If the hardware
> supports USB2.0, this should be enclosed into reloading the ehci_hcd
> module.
>
> # rmmod uhci_hcd ehci_hcd ; modprobe ehci_hcd ; modprobe uhci_hcd
>
> (or ohci_hcd if your system uses this instead of uhci_hcd)
>
> If the USB errors are related to overcurrent, you can try disabling the
> overcurrent detection with the ignore_oc module option. Overcurrent
> detection sometimes fails because the firmware of host controllers and
> hubs is crappy.
>
> Kind regards
>
> Jan
>
>
>
>
>
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