https://s3.amazonaws.com/clickhouse-test-reports/0/10dc83b7a9c18228c4a4fc0dcfe6b18d2427462e/stress_test__debug__actions_.html

I found weird exception while investigating why ephemeral nodes were not removed for a long time:
https://pastila.nl/?00ec9776/d8858e442f8453f9b9e31a2f1da3cc8b
}
bool KeeperDispatcher::putRequest(const Coordination::ZooKeeperRequestPtr & request, int64_t session_id)
{
    {
        
        std::lock_guard lock(session_to_response_callback_mutex);
        if (!session_to_response_callback.contains(session_id))
            return false;
    }
    KeeperStorage::RequestForSession request_info;
    request_info.request = request;
    using namespace std::chrono;
    request_info.time = duration_cast<milliseconds>(system_clock::now().time_since_epoch()).count();
    request_info.session_id = session_id;
    std::lock_guard lock(push_request_mutex);
    if (shutdown_called)
        return false;
    
    if (request->getOpNum() == Coordination::OpNum::Close)
    {
        if (!requests_queue->push(std::move(request_info)))
            throw Exception("Cannot push request to queue", ErrorCodes::SYSTEM_ERROR);
    }
    else if (!requests_queue->tryPush(std::move(request_info), configuration_and_settings->coordination_settings->operation_timeout_ms.totalMilliseconds()))
    {
        throw Exception("Cannot push request to queue within operation timeout", ErrorCodes::TIMEOUT_EXCEEDED);
    }
    return true;
}
void KeeperDispatcher::initialize(const Poco::Util::AbstractConfiguration & config, bool standalone_keeper, bool start_async)