Removing DB nodes using Fuel is not supported, it must be a manual procedure.
https://github.com/openstack/fuel-plugin-contrail/blob/stable/3.0/doc/source/limitations.rst
Removing DB nodes using Fuel is not supported, it must be a manual procedure.
https:/ /github. com/openstack/ fuel-plugin- contrail/ blob/stable/ 3.0/doc/ source/ limitations. rst