----- On Jun 13, 2019, at 1:08 PM, Bernd Lentes bernd.lentes@xxxxxxxxxxxxxxxxxxxxx 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 ? Bernd Helmholtz Zentrum Muenchen Deutsches Forschungszentrum fuer Gesundheit und Umwelt (GmbH) Ingolstaedter Landstr. 1 85764 Neuherberg www.helmholtz-muenchen.de Aufsichtsratsvorsitzende: MinDir'in Prof. Dr. Veronika von Messling Geschaeftsfuehrung: Prof. Dr. med. Dr. h.c. Matthias Tschoep, Heinrich Bassler, Kerstin Guenther Registergericht: Amtsgericht Muenchen HRB 6466 USt-IdNr: DE 129521671 _______________________________________________ libvirt-users mailing list libvirt-users@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvirt-users