Date: Fri, 19 Nov 2010 10:30:13 -0800 From: Larry Maloney <larry@kiputers.com> To: Colin Percival <cperciva@freebsd.org> Cc: "freebsd-xen@freebsd.org" <freebsd-xen@freebsd.org> Subject: Re: system stalls when wallclock/TOD nudged Message-ID: <1290191413.1758.16.camel@localhost> In-Reply-To: <4CE68CD7.10804@freebsd.org> References: <4CE68CD7.10804@freebsd.org>
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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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