private boolean noActiveServer() {
    for (CacheServer server : getCache().getCacheServers()) {
      if (server.isRunning()) {
        return false;
      }
    }
    return true;
  }
It will remove the clients connected to the passed acceptorId. If its the only server, shuts
down this instance.
geode-core/src/main/java/org/apache/geode/internal/cache/tier/sockets/CacheClientNotifier.java