parameter_defaults:
  # Consistent Hostname format

  ControllerHostnameFormat: overcloud-controller-%index%

  CellControllerHostnameFormat: overcloud-cellcontroller-%index%

  CellControllerComputeHostnameFormat: overcloud-cellcontrollercompute-%index%

  ComputeHostnameFormat: overcloud-compute-%index%

  BlockStorageHostnameFormat: overcloud-blockstorage-%index%

  ObjectStorageHostnameFormat: overcloud-objectstorage-%index%

  CephStorageHostnameFormat: overcloud-cephstorage-%index%

  NetworkerHostnameFormat: overcloud-networker-%index%