[ClusterLabs] live migration rarely fails seemingly without reason

[Ferenc Wágner]

"Lentes, Bernd" <bernd.lentes at helmholtz-muenchen.de> writes:

> 2018-12-03T16:03:02.836145+01:00 ha-idg-2 libvirtd[3117]: 2018-12-03 15:03:02.835+0000: 4515: error : qemuMigrationCheckJobStatus:1456 : operation failed: migration job: unexpectedly failed

The above message is a hint at the real problem.  It comes from
libvirtd, so you should investigate there.  I'd check the libvirtd logs
for further clues.
-- 
Regards,
Feri