> Hi, using several cells for the Ironic deployment would be great > however it doesn't work with the current architecture. The nova > ironic driver gets all the nodes available in Ironic. This means that > if we have several cells all of them will report the same nodes! The > other possibility is to have a dedicated Ironic instance per cell, but > in this case it will be very hard to manage a large deployment. That's a problem for more reasons than just your scale. However, doesn't this solve that problem? https://specs.openstack.org/openstack/nova-specs/specs/stein/implemented/ironic-conductor-groups.html --Dan