Good summary of probable cause and solution here: http://lists.openstack.org/pipermail/openstack-dev/2018-January/126580.html
Erno has a patch up applying the fix to glance: https://review.openstack.org/#/c/537951/
Good summary of probable cause and solution here: http:// lists.openstack .org/pipermail/ openstack- dev/2018- January/ 126580. html
Erno has a patch up applying the fix to glance: https:/ /review. openstack. org/#/c/ 537951/