@Override
  public RatisMetricRegistry create(MetricRegistryInfo metricRegistryInfo) {
    return registries.put(
        metricRegistryInfo, () -> new IoTDBMetricRegistry(metricRegistryInfo, service));
  }
Using RefCountingMap here because of potential duplicate MetricRegistryInfos.
iotdb-core/consensus/src/main/java/org/apache/iotdb/consensus/ratis/metrics/MetricRegistryManager.java