system stalls when wallclock/TOD nudged
Larry Maloney
larry at kiputers.com
Fri Nov 19 18:31:30 UTC 2010
Does your motherboard have a hardware watchdog timer?
Larry
On Fri, 2010-11-19 at 06:42 -0800, Colin Percival wrote:
> Hi all,
>
> I'm seeing a weird bug here, and I'm wondering if anyone else has experienced
> this and/or has any clue how to fix it.
>
> During the boot process, in the middle of running rc.d scripts, my FreeBSD/Xen
> instance stalls. It does nothing until I send a shutdown signal, at which point
> > [XEN] hypervisor wallclock nudged; nudging TOD.
> and a couple buffered lines of rc.d script output are printed. From there the
> rc.shutdown script starts running, but it too stalls after a short time; then I
> see
> > [XEN] hypervisor wallclock nudged; nudging TOD.
> > Nov 19 14:08:33 init: timeout expired for /bin/sh on /etc/rc.shutdown: Interrupted system call; going to single user mode
> printed, suggesting that the shutdown watchdog timer at least managed to not get
> stuck even though everything else did.
>
> Any ideas?
>
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