With high probability, it's related to oslo.log library bug https://bugs.launchpad.net/oslo.log/+bug/1563295.
I prepared backport to upstream stable mitaka https://review.openstack.org/371582 which should fix the issue.
With high probability, it's related to oslo.log library bug https:/ /bugs.launchpad .net/oslo. log/+bug/ 1563295.
I prepared backport to upstream stable mitaka https:/ /review. openstack. org/371582
which should fix the issue.