if interface_name:
tags['interface'] = interface_name
metric = VnfMetric(nsr_id, vnf_member_index, vdur['name'], metric_name, value, tags)
metrics.append(metric)
if interface_name:
tags['interface'] = interface_name
metric = VnfMetric(nsr_id, vnf_member_index, vdur['name'], metric_name, value, tags)
metrics.append(metric)