private void addLRUStats(Statistics lruStats) {
    if (lruStats != null) {
      regionMonitor.addStatisticsToMonitor(lruStats);
    }
  }
This class acts as an Bridge between MemberMBean and GemFire Cache and Distributed System
geode-core/src/main/java/org/apache/geode/management/internal/beans/MemberMBeanBridge.java