Since this is not a new feature, but we are extending the existing cinder volume consistency group feature added with https://github.com/openstack/cinder-specs/blob/master/specs/juno/consistency-groups.rst in the GPFS cinder driver, as Jay Bryant suggested, we have not created a new BP/spec, instead created a bug for adding this functionality.
Since this is not a new feature, but we are extending the existing cinder volume consistency group feature added with https:/ /github. com/openstack/ cinder- specs/blob/ master/ specs/juno/ consistency- groups. rst in the GPFS cinder driver, as Jay Bryant suggested, we have not created a new BP/spec, instead created a bug for adding this functionality.