void Monitor::unregister_cluster_logger()
{
  if (cluster_logger_registered) {
    dout(10) << "unregister_cluster_logger" << dendl;
    cluster_logger_registered = false;
    cct->get_perfcounters_collection()->remove(cluster_logger);
  } else {
    dout(10) << "unregister_cluster_logger - not registered" << dendl;
  }
}
void Monitor::unregister_cluster_logger()
{
  if (cluster_logger_registered) {
    dout(10) << "unregister_cluster_logger" << dendl;
    cluster_logger_registered = false;
    cct->get_perfcounters_collection()->remove(cluster_logger);
  } else {
    dout(10) << "unregister_cluster_logger - not registered" << dendl;
  }
}