On 20 November 2010 16:14, Colin Percival <[email protected]> wrote: > On 11/19/10 23:40, Adrian Chadd wrote: >> I bet if you did some slicing of -head versions, you'll find an >> earlier version that doesn't do that. :-) > > Sure, all I need to do is go back a couple of days, and I find a FreeBSD > Xen kernel which doesn't do this... because it panics before the clock > gets nudged. :-) >
Well, try a -head kernel from 6 months ago but patch with your recent changes? :-) Adrian >> On 20 November 2010 15:38, Colin Percival <[email protected]> wrote: >>> It seems that this bug is related somehow to the idle thread sleeping -- >>> when >>> I comment out the call to idle_block from cpu_idle_hlt in i386/machdep.c the >>> stalling goes away. >>> >>>> On Fri, 2010-11-19 at 06:42 -0800, Colin Percival wrote: >>>>> 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. > > -- > Colin Percival > Security Officer, FreeBSD | freebsd.org | The power to serve > Founder / author, Tarsnap | tarsnap.com | Online backups for the truly > paranoid > _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-xen To unsubscribe, send any mail to "[email protected]"
