In the test suite, we have `uom`, `ocm_units`, `ocm_usage` and finally `metric_id`.
Find out whether there was any real difference between them and unify it to a single reference as `metric_id`.
It is confusing and very messy.
In the test suite, we have `uom`, `ocm_units`, `ocm_usage` and finally `metric_id`.
Find out whether there was any real difference between them and unify it to a single reference as `metric_id`.
It is confusing and very messy.