[[maybe_unused]] ssize_t connectingCapacity(const std::list<ActiveClientPtr>& connecting_clients) {
  ssize_t ret = 0;
  for (const auto& client : connecting_clients) {
    ret += client->effectiveConcurrentStreamLimit();
  }
  return ret;
}
[[maybe_unused]] ssize_t connectingCapacity(const std::list<ActiveClientPtr>& connecting_clients) {
  ssize_t ret = 0;
  for (const auto& client : connecting_clients) {
    ret += client->effectiveConcurrentStreamLimit();
  }
  return ret;
}