Add the Image Service agent for the Metering service To retrieve image samples, you must configure the Image Service to send notifications to the bus. Edit the glance-api.conf file and change option to rabbit or qpid. Restart the glance-api and glance-registry services. Restart the Image Service with its new settings. # service glance-registry restart # service glance-api restart Restart the glance-api and glance-registry services. # service openstack-glance-api restart # service openstack-glance-registry restart