openstack_queens_system_image: ZZCI - CentOS 7 - devstack-queens - 20181101-190143.891
openstack_pike_system_image: ZZCI - CentOS 7 - devstack-pike - 20171208-1649
openstack_queens_system_image: ZZCI - CentOS 7 - devstack-queens - 20181101-190143.891
openstack_pike_system_image: ZZCI - CentOS 7 - devstack-pike - 20171208-1649