-/* Copyright (c) 2013-2018. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2013-2022. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-#include "network_smpi.hpp"
+#include <simgrid/kernel/routing/NetZoneImpl.hpp>
+#include <simgrid/s4u/Engine.hpp>
+
#include "simgrid/sg_config.hpp"
#include "smpi_utils.hpp"
-#include "src/surf/surf_interface.hpp"
-#include "surf/surf.hpp"
-
-XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_network);
+#include "src/kernel/EngineImpl.hpp"
+#include "src/surf/network_smpi.hpp"
-std::vector<s_smpi_factor_t> smpi_bw_factor;
-std::vector<s_smpi_factor_t> smpi_lat_factor;
+XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(res_network);
/*********
* Model *
/* New model based on LV08 and experimental results of MPI ping-pongs */
/************************************************************************/
/* @Inproceedings{smpi_ipdps, */
-/* author={Pierre-Nicolas Clauss and Mark Stillwell and Stéphane Genaud and Frédéric Suter and Henri Casanova and Martin Quinson}, */
+/* author={Pierre-Nicolas Clauss and Mark Stillwell and Stéphane Genaud and Frédéric Suter and Henri Casanova and
+ * Martin Quinson}, */
/* title={Single Node On-Line Simulation of {MPI} Applications with SMPI}, */
/* booktitle={25th IEEE International Parallel and Distributed Processing Symposium (IPDPS'11)}, */
/* address={Anchorage (Alaska) USA}, */
/* } */
void surf_network_model_init_SMPI()
{
- if (surf_network_model)
- return;
- surf_network_model = new simgrid::kernel::resource::NetworkSmpiModel();
- all_existing_models->push_back(surf_network_model);
-
- xbt_cfg_setdefault_double("network/weight-S", 8775);
+ auto net_model = std::make_shared<simgrid::kernel::resource::NetworkSmpiModel>("Network_SMPI");
+ auto* engine = simgrid::kernel::EngineImpl::get_instance();
+ engine->add_model(net_model);
+ engine->get_netzone_root()->set_network_model(net_model);
+
+ simgrid::config::set_default<double>("network/weight-S", 8775);
+ simgrid::config::set_default<std::string>("network/bandwidth-factor",
+ "65472:0.940694;15424:0.697866;9376:0.58729;5776:1.08739;3484:0.77493;"
+ "1426:0.608902;732:0.341987;257:0.338112;0:0.812084");
+ simgrid::config::set_default<std::string>("network/latency-factor",
+ "65472:11.6436;15424:3.48845;9376:2.59299;5776:2.18796;3484:1.88101;"
+ "1426:1.61075;732:1.9503;257:1.95341;0:2.01467");
}
-namespace simgrid {
-namespace kernel {
-namespace resource {
+namespace simgrid::kernel::resource {
-NetworkSmpiModel::NetworkSmpiModel() : NetworkCm02Model()
+void NetworkSmpiModel::check_lat_factor_cb()
{
-}
-
-NetworkSmpiModel::~NetworkSmpiModel() = default;
-
-double NetworkSmpiModel::bandwidthFactor(double size)
-{
- if (smpi_bw_factor.empty())
- smpi_bw_factor = parse_factor(simgrid::config::get_value<std::string>("smpi/bw-factor"));
-
- double current = 1.0;
- for (auto const& fact : smpi_bw_factor) {
- if (size <= fact.factor) {
- XBT_DEBUG("%f <= %zu return %f", size, fact.factor, current);
- return current;
- } else
- current = fact.values.front();
+ if (not simgrid::config::is_default("network/latency-factor")) {
+ throw std::invalid_argument(
+ "NetworkModelIntf: Cannot mix network/latency-factor and callback configuration. Choose only one of them.");
}
- XBT_DEBUG("%f > %zu return %f", size, smpi_bw_factor.back().factor, current);
-
- return current;
}
-double NetworkSmpiModel::latencyFactor(double size)
+void NetworkSmpiModel::check_bw_factor_cb()
{
- if (smpi_lat_factor.empty())
- smpi_lat_factor = parse_factor(simgrid::config::get_value<std::string>("smpi/lat-factor"));
-
- double current = 1.0;
- for (auto const& fact : smpi_lat_factor) {
- if (size <= fact.factor) {
- XBT_DEBUG("%f <= %zu return %f", size, fact.factor, current);
- return current;
- } else
- current = fact.values.front();
+ if (not simgrid::config::is_default("network/bandwidth-factor")) {
+ throw std::invalid_argument(
+ "NetworkModelIntf: Cannot mix network/bandwidth-factor and callback configuration. Choose only one of them.");
}
- XBT_DEBUG("%f > %zu return %f", size, smpi_lat_factor.back().factor, current);
-
- return current;
-}
-
-double NetworkSmpiModel::bandwidthConstraint(double rate, double bound, double size)
-{
- return rate < 0 ? bound : std::min(bound, rate * bandwidthFactor(size));
}
-/************
- * Resource *
- ************/
-
-/**********
- * Action *
- **********/
-}
-}
-} // namespace simgrid
+} // namespace simgrid::kernel::resource