@Override
  public void releaseTLCommBuffer() {
    if (!isSelector()) {
      return;
    }

    releaseCommBuffer(Message.setTLCommBuffer(null));
  }
This method returns a thread safe structure which can be iterated over without worrying about
ConcurrentModificationException. JMX MBeans/Commands need to iterate over this list to get
client info.
geode-core/src/main/java/org/apache/geode/internal/cache/tier/sockets/AcceptorImpl.java