metadata/service/tempest/nova.yml

parameters:
  nova:
    client:
      enabled: True
      server:
        admin_identity:
          flavor:
            test-m1.tiny:
              ram: 512
              disk: 5
              vcpus: 1
            test-m1.extra_tiny:
              ram: 256
              disk: 1
              vcpus: 1