Hello Blair, I found this link in my browser history: https://bugs.launchpad.net/ubuntu/+source/kvm/+bug/1583819
Is it the same messages that you are seeing in Xenial ? Saverio 2017-10-12 23:26 GMT+02:00 Blair Bethwaite <blair.bethwa...@gmail.com>: > Hi all, > > Has anyone seen guest crashes/freezes associated with KVM unhandled rdmsr > messages in dmesg on the hypervisor? > > We have seen these messages before but never with a strong correlation to > guest problems. However over the past couple of weeks this is happening > almost daily with consistent correlation for a set of hosts dedicated to a > particular HPC workload. So far as I know the workload has not changed, but > we have just recently moved the hypervisors to Ubuntu Xenial (though they > were already on the Xenial kernel previously) and done minor guest (CentOS7) > updates. CPU mode is host-passthrough. Currently trying to figure out if the > CPU flags in the guest have changed since the host upgrade... > > Cheers, > > _______________________________________________ > OpenStack-operators mailing list > OpenStack-operators@lists.openstack.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators > _______________________________________________ OpenStack-operators mailing list OpenStack-operators@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
