1 /* Copyright (c) 2013-2022. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include <simgrid/kernel/routing/NetZoneImpl.hpp>
7 #include <simgrid/s4u/Engine.hpp>
9 #include "simgrid/sg_config.hpp"
10 #include "smpi_utils.hpp"
11 #include "src/kernel/EngineImpl.hpp"
12 #include "src/surf/network_smpi.hpp"
14 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(res_network);
20 /************************************************************************/
21 /* New model based on LV08 and experimental results of MPI ping-pongs */
22 /************************************************************************/
23 /* @Inproceedings{smpi_ipdps, */
24 /* author={Pierre-Nicolas Clauss and Mark Stillwell and Stéphane Genaud and Frédéric Suter and Henri Casanova and
26 /* title={Single Node On-Line Simulation of {MPI} Applications with SMPI}, */
27 /* booktitle={25th IEEE International Parallel and Distributed Processing Symposium (IPDPS'11)}, */
28 /* address={Anchorage (Alaska) USA}, */
32 void surf_network_model_init_SMPI()
34 auto net_model = std::make_shared<simgrid::kernel::resource::NetworkSmpiModel>("Network_SMPI");
35 auto* engine = simgrid::kernel::EngineImpl::get_instance();
36 engine->add_model(net_model);
37 engine->get_netzone_root()->set_network_model(net_model);
39 simgrid::config::set_default<double>("network/weight-S", 8775);
42 namespace simgrid::kernel::resource {
44 void NetworkSmpiModel::check_lat_factor_cb()
46 if (not simgrid::config::is_default("smpi/lat-factor")) {
47 throw std::invalid_argument(
48 "NetworkModelIntf: Cannot mix network/latency-factor and callback configuration. Choose only one of them.");
52 void NetworkSmpiModel::check_bw_factor_cb()
54 if (not simgrid::config::is_default("smpi/bw-factor")) {
55 throw std::invalid_argument(
56 "NetworkModelIntf: Cannot mix network/bandwidth-factor and callback configuration. Choose only one of them.");
60 double NetworkSmpiModel::get_bandwidth_factor(double size)
62 static smpi::utils::FactorSet smpi_bw_factor("smpi/bw-factor");
63 if (not smpi_bw_factor.is_initialized())
64 smpi_bw_factor.parse(config::get_value<std::string>("smpi/bw-factor"));
66 return smpi_bw_factor(size);
69 double NetworkSmpiModel::get_latency_factor(double size)
71 static smpi::utils::FactorSet smpi_lat_factor("smpi/lat-factor");
72 if (not smpi_lat_factor.is_initialized())
73 smpi_lat_factor.parse(config::get_value<std::string>("smpi/lat-factor"));
75 return smpi_lat_factor(size);
77 } // namespace simgrid::kernel::resource