def get_perf_schema(self, svc_type, svc_name): """ Called by the plugin to fetch perf counter schema info. svc_name can be nullptr, as can svc_type, in which case they are wildcards :param svc_type: :param svc_name: :return: list of dicts describing the counters requested """ return ceph_state.get_perf_schema(self._handle, svc_type, svc_name)