/* connect all profiles relative to hosts */
for (auto const& elm : trace_connect_list_host_avail) {
surf_parse_assert(traces_set_list.find(elm.first) != traces_set_list.end(), std::string("<trace_connect kind=\"HOST_AVAIL\">: Trace ")+elm.first+" undefined.");
auto profile = traces_set_list.at(elm.first);
/* connect all profiles relative to hosts */
for (auto const& elm : trace_connect_list_host_avail) {
surf_parse_assert(traces_set_list.find(elm.first) != traces_set_list.end(), std::string("<trace_connect kind=\"HOST_AVAIL\">: Trace ")+elm.first+" undefined.");
auto profile = traces_set_list.at(elm.first);