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Re: [libvirt-users] blockcommit of domain not successfull




----- On Jun 14, 2019, at 9:14 AM, Peter Krempa pkrempa redhat com wrote:

> On Thu, Jun 13, 2019 at 16:01:18 +0200, Lentes, Bernd wrote:
>> 
>> ----- On Jun 13, 2019, at 1:08 PM, Bernd Lentes
>> bernd lentes helmholtz-muenchen de wrote:
>> 
>> I found further information in /var/log/messages for both occurrences:
>> 
>> 2019-06-01T03:05:31.620725+02:00 ha-idg-2 systemd-coredump[14253]: Core Dumping
>> has been disabled for process 30590 (qemu-system-x86).
>> 2019-06-01T03:05:31.712673+02:00 ha-idg-2 systemd-coredump[14253]: Process 30590
>> (qemu-system-x86) of user 488 dumped core.
>> 2019-06-01T03:05:32.173272+02:00 ha-idg-2 kernel: [294682.387828] br0: port
>> 4(vnet2) entered disabled state
>> 2019-06-01T03:05:32.177111+02:00 ha-idg-2 kernel: [294682.388384] device vnet2
>> left promiscuous mode
>> 2019-06-01T03:05:32.177122+02:00 ha-idg-2 kernel: [294682.388391] br0: port
>> 4(vnet2) entered disabled state
>> 2019-06-01T03:05:32.208916+02:00 ha-idg-2 wickedd[2954]: error retrieving tap
>> attribute from sysfs
>> 2019-06-01T03:05:41.395685+02:00 ha-idg-2 systemd-machined[2824]: Machine
>> qemu-31-severin terminated.
>> 
>> 
>> 2019-06-08T05:59:17.502899+02:00 ha-idg-1 systemd-coredump[31089]: Core Dumping
>> has been disabled for process 19489 (qemu-system-x86).
>> 2019-06-08T05:59:17.523050+02:00 ha-idg-1 systemd-coredump[31089]: Process 19489
>> (qemu-system-x86) of user 489 dumped core.
>> 2019-06-08T05:59:17.650334+02:00 ha-idg-1 kernel: [999258.577132] br0: port
>> 9(vnet7) entered disabled state
>> 2019-06-08T05:59:17.650354+02:00 ha-idg-1 kernel: [999258.578103] device vnet7
>> left promiscuous mode
>> 2019-06-08T05:59:17.650355+02:00 ha-idg-1 kernel: [999258.578108] br0: port
>> 9(vnet7) entered disabled state
>> 2019-06-08T05:59:25.983702+02:00 ha-idg-1 systemd-machined[1383]: Machine
>> qemu-205-severin terminated.
>> 
>> Core Dumping is disabled, but nevertheless a core dump has been created ?
>> Where could i find it ?
>> Would it be useful to provide it ?
> 
> So this really hints to qemu crashing. It certainly will be beneficial
> to collect the backtrace, but you really should report this (including
> the error message from the vm log file) to the qemu team.
> 
> They might have even fixed it by now, so a plain update might help.

Hi Peter,

thanks for your help. I'll continue on the Qemu ML:
https://lists.nongnu.org/archive/html/qemu-discuss/2019-06/msg00014.html


Bernd
 

Helmholtz Zentrum Muenchen
Deutsches Forschungszentrum fuer Gesundheit und Umwelt (GmbH)
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