XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_host_avail;
XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_host_speed;
XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_link_avail;
XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_host_avail;
XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_host_speed;
XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_link_avail;