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Re: [Xen-users] powerdown problem on XEN

Ping ...

Nobody with any idea / solution or able to provide some assistance on how
to get to the grounds of this irritating issue?

Thanks Atom2

On Mo, 29.07.2013, 00:03, Atom2 wrote:
> Hi guys,
> I have a problem with powering down my system under the XEN hypervisor.
> System details are as follows:
> gentoo linux, X86_64
> XEN version 4.2.2
> linux hardened kernel 3.9.5 as dom0
> Xeon E3 1260L processor (vt-d capable)
> 32GB ECC RAM which has been thoroughly tested - so should be o.k.
> when I issue "shutdown -h now" from dom0 the system usually reboots
> instead of turning off power to the machine. There's the odd occassion
> (probably 1 in every 10 to 20 shutdown attempts) when the system power
> is actually turned off. There seems to be no rule to follow when this
> happens.
> If I use the exact same kernel and start w/o the XEN hypervisor
> powerdown *always* works as expected when I use "shutdown -h now". So on
> the face of it, this seems to point to the XEN hypervisor as the culprit.
> Any idea/help on how to track down and solve the issue would be very
> much appreciated. If you require any more information / log data, I'm
> more than happy to provide that.
> Unfortuantely however, there seems to be no log / dmesg data available
> during shutdown as syslog-ng is stopped. The only thing I can confirm
> that there's no strange output on the console during either bootup or
> shutdown: All services / daemons start up o.k. and also during shutdown
> all services seem to come to a proper halt. The root filesystem is
> re-mounted r/o and the last message reads "Power down" - only to then
> reboot the system by going through a BIOS power-on sequence.
> Thanks and regards,
> Atom2
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxx
> http://lists.xen.org/xen-users

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