# Define a single controller node and two compute nodes. overcloud_nodes: - name: control_0 flavor: control virtualbmc_port: 6230 default_name: overcloud-controller-0 hostnamemap_override: overcloud-controller-foo-0 - name: compute_0 flavor: compute virtualbmc_port: 6231 default_name: overcloud-novacompute-0 hostnamemap_override: overcloud-novacompute-bar-0 - name: compute_1 flavor: compute virtualbmc_port: 6232 default_name: overcloud-novacompute-1 hostnamemap_override: overcloud-novacompute-bar-1 node_count: 3 topology_map: Compute: scale: 2