-/* Copyright (c) 2004-2019. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2004-2021. 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 "mc/mc.h"
#include "simgrid/s4u/Engine.hpp"
#include "simgrid/sg_config.hpp"
-#include "src/simgrid/version.h"
+#include "src/kernel/resource/profile/FutureEvtSet.hpp"
+#include "src/kernel/resource/profile/Profile.hpp"
#include "src/surf/HostImpl.hpp"
#include "src/surf/xml/platf.hpp"
#include "surf/surf.hpp"
#include "xbt/module.h"
+#include "xbt/xbt_modinter.h" /* whether initialization was already done */
#include <fstream>
#include <string>
* Utils *
*********/
-std::vector<simgrid::kernel::resource::Model*> all_existing_models; /* to destroy models correctly */
-
simgrid::kernel::profile::FutureEvtSet future_evt_set;
std::vector<std::string> surf_path;
-/** set of hosts for which one want to be notified if they ever restart. */
-std::set<std::string> watched_hosts;
-extern std::map<std::string, simgrid::kernel::resource::StorageType*> storage_types;
-
-std::vector<surf_model_description_t>* surf_plugin_description = nullptr;
-
-static void XBT_ATTRIB_DESTRUCTOR(800) simgrid_free_plugin_description()
-{
- delete surf_plugin_description;
- surf_plugin_description = nullptr;
-}
-
-XBT_PUBLIC void simgrid_add_plugin_description(const char* name, const char* description, void_f_void_t init_fun)
-{
- if (not surf_plugin_description)
- surf_plugin_description = new std::vector<surf_model_description_t>;
- surf_plugin_description->emplace_back(surf_model_description_t{name, description, init_fun});
-}
/* Don't forget to update the option description in smx_config when you change this */
const std::vector<surf_model_description_t> surf_network_model_description = {
- {"LV08", "Realistic network analytic model (slow-start modeled by multiplying latency by 13.01, bandwidth by .97; "
- "bottleneck sharing uses a payload of S=20537 for evaluating RTT). ",
+ {"LV08",
+ "Realistic network analytic model (slow-start modeled by multiplying latency by 13.01, bandwidth by .97; "
+ "bottleneck sharing uses a payload of S=20537 for evaluating RTT). ",
&surf_network_model_init_LegrandVelho},
- {"Constant", "Simplistic network model where all communication take a constant time (one second). This model "
- "provides the lowest realism, but is (marginally) faster.",
+ {"Constant",
+ "Simplistic network model where all communication take a constant time (one second). This model "
+ "provides the lowest realism, but is (marginally) faster.",
&surf_network_model_init_Constant},
- {"SMPI", "Realistic network model specifically tailored for HPC settings (accurate modeling of slow start with "
- "correction factors on three intervals: < 1KiB, < 64 KiB, >= 64 KiB)",
+ {"SMPI",
+ "Realistic network model specifically tailored for HPC settings (accurate modeling of slow start with "
+ "correction factors on three intervals: < 1KiB, < 64 KiB, >= 64 KiB)",
&surf_network_model_init_SMPI},
{"IB", "Realistic network model specifically tailored for HPC settings, with Infiniband contention model",
&surf_network_model_init_IB},
- {"CM02", "Legacy network analytic model (Very similar to LV08, but without corrective factors. The timings of "
- "small messages are thus poorly modeled).",
+ {"CM02",
+ "Legacy network analytic model (Very similar to LV08, but without corrective factors. The timings of "
+ "small messages are thus poorly modeled).",
&surf_network_model_init_CM02},
- {"NS3", "Network pseudo-model using the NS3 tcp model instead of an analytic model", &surf_network_model_init_NS3},
- {"Reno",
- "Model from Steven H. Low using lagrange_solve instead of lmm_solve (experts only; check the code for more info).",
- &surf_network_model_init_Reno},
- {"Reno2",
- "Model from Steven H. Low using lagrange_solve instead of lmm_solve (experts only; check the code for more info).",
- &surf_network_model_init_Reno2},
- {"Vegas",
- "Model from Steven H. Low using lagrange_solve instead of lmm_solve (experts only; check the code for more info).",
- &surf_network_model_init_Vegas},
+ {"ns-3", "Network pseudo-model using the ns-3 tcp model instead of an analytic model",
+ &surf_network_model_init_NS3},
};
-#if ! HAVE_SMPI
-void surf_network_model_init_SMPI() {
+#if !HAVE_SMPI
+void surf_network_model_init_SMPI()
+{
xbt_die("Please activate SMPI support in cmake to use the SMPI network model.");
}
-void surf_network_model_init_IB() {
+void surf_network_model_init_IB()
+{
xbt_die("Please activate SMPI support in cmake to use the IB network model.");
}
#endif
#if !SIMGRID_HAVE_NS3
-void surf_network_model_init_NS3() {
- xbt_die("Please activate NS3 support in cmake and install the dependencies to use the NS3 network model.");
+void surf_network_model_init_NS3()
+{
+ xbt_die("Please activate ns-3 support in cmake and install the dependencies to use the NS3 network model.");
}
#endif
const std::vector<surf_model_description_t> surf_cpu_model_description = {
- {"Cas01", "Simplistic CPU model (time=size/power).", &surf_cpu_model_init_Cas01},
+ {"Cas01", "Simplistic CPU model (time=size/speed).", &surf_cpu_model_init_Cas01},
};
const std::vector<surf_model_description_t> surf_host_model_description = {
const std::vector<surf_model_description_t> surf_optimization_mode_description = {
{"Lazy", "Lazy action management (partial invalidation in lmm + heap in action remaining).", nullptr},
- {"TI", "Trace integration. Highly optimized mode when using availability traces (only available for the Cas01 CPU "
- "model for now).",
+ {"TI",
+ "Trace integration. Highly optimized mode when using availability traces (only available for the Cas01 CPU "
+ "model for now).",
nullptr},
{"Full", "Full update of remaining and variables. Slow but may be useful when debugging.", nullptr},
};
-const std::vector<surf_model_description_t> surf_storage_model_description = {
- {"default", "Simplistic storage model.", &surf_storage_model_init_default},
+const std::vector<surf_model_description_t> surf_disk_model_description = {
+ {"default", "Simplistic disk model.", &surf_disk_model_init_default},
};
double NOW = 0;
return NOW;
}
-/* returns whether #file_path is a absolute file path. Surprising, isn't it ? */
+/* returns whether #file_path is an absolute file path. Surprising, isn't it ? */
static bool is_absolute_file_path(const std::string& file_path)
{
#ifdef _WIN32
{
xbt_assert(not name.empty());
- std::ifstream* fs = new std::ifstream();
+ auto* fs = new std::ifstream();
if (is_absolute_file_path(name)) { /* don't mess with absolute file names */
fs->open(name.c_str(), std::ifstream::in);
}
FILE* surf_fopen(const std::string& name, const char* mode)
{
- FILE *file = nullptr;
+ FILE* file = nullptr;
if (is_absolute_file_path(name)) /* don't mess with absolute file names */
return fopen(name.c_str(), mode);
XBT_HELP(" %s: %s", item.name, item.description);
}
-int find_model_description(const std::vector<surf_model_description_t>& table, const std::string& name)
+const surf_model_description_t* find_model_description(const std::vector<surf_model_description_t>& table,
+ const std::string& name)
{
auto pos = std::find_if(table.begin(), table.end(),
[&name](const surf_model_description_t& item) { return item.name == name; });
if (pos != table.end())
- return std::distance(table.begin(), pos);
-
- if (table.empty())
- xbt_die("No model is valid! This is a bug.");
+ return &*pos;
std::string sep;
std::string name_list;
name_list += sep + item.name;
sep = ", ";
}
-
xbt_die("Model '%s' is invalid! Valid models are: %s.", name.c_str(), name_list.c_str());
- return -1;
}
-void sg_version_check(int lib_version_major, int lib_version_minor, int lib_version_patch)
+void surf_init(int* argc, char** argv)
{
- if ((lib_version_major != SIMGRID_VERSION_MAJOR) || (lib_version_minor != SIMGRID_VERSION_MINOR)) {
- fprintf(stderr, "FATAL ERROR: Your program was compiled with SimGrid version %d.%d.%d, "
- "and then linked against SimGrid %d.%d.%d. Please fix this.\n",
- lib_version_major, lib_version_minor, lib_version_patch, SIMGRID_VERSION_MAJOR, SIMGRID_VERSION_MINOR,
- SIMGRID_VERSION_PATCH);
- abort();
- }
- if (lib_version_patch != SIMGRID_VERSION_PATCH) {
- if (SIMGRID_VERSION_PATCH > 89 || lib_version_patch > 89) {
- fprintf(
- stderr,
- "FATAL ERROR: Your program was compiled with SimGrid version %d.%d.%d, "
- "and then linked against SimGrid %d.%d.%d. \n"
- "One of them is a development version, and should not be mixed with the stable release. Please fix this.\n",
- lib_version_major, lib_version_minor, lib_version_patch, SIMGRID_VERSION_MAJOR, SIMGRID_VERSION_MINOR,
- SIMGRID_VERSION_PATCH);
- abort();
- }
- fprintf(stderr, "Warning: Your program was compiled with SimGrid version %d.%d.%d, "
- "and then linked against SimGrid %d.%d.%d. Proceeding anyway.\n",
- lib_version_major, lib_version_minor, lib_version_patch, SIMGRID_VERSION_MAJOR, SIMGRID_VERSION_MINOR,
- SIMGRID_VERSION_PATCH);
- }
-}
-
-void sg_version_get(int* ver_major, int* ver_minor, int* ver_patch)
-{
- *ver_major = SIMGRID_VERSION_MAJOR;
- *ver_minor = SIMGRID_VERSION_MINOR;
- *ver_patch = SIMGRID_VERSION_PATCH;
-}
-
-void sg_version()
-{
- XBT_HELP("This program was linked against %s (git: %s), found in %s.", SIMGRID_VERSION_STRING, SIMGRID_GIT_VERSION,
- SIMGRID_INSTALL_PREFIX);
-
-#if SIMGRID_HAVE_MC
- XBT_HELP(" Model-checking support compiled in.");
-#else
- XBT_HELP(" Model-checking support disabled at compilation.");
-#endif
-
-#if SIMGRID_HAVE_NS3
- XBT_HELP(" NS3 support compiled in.");
-#else
- XBT_HELP(" NS3 support disabled at compilation.");
-#endif
-
-#if SIMGRID_HAVE_JEDULE
- XBT_HELP(" Jedule support compiled in.");
-#else
- XBT_HELP(" Jedule support disabled at compilation.");
-#endif
-
-#if SIMGRID_HAVE_LUA
- XBT_HELP(" Lua support compiled in.");
-#else
- XBT_HELP(" Lua support disabled at compilation.");
-#endif
-
-#if SIMGRID_HAVE_MALLOCATOR
- XBT_HELP(" Mallocator support compiled in.");
-#else
- XBT_HELP(" Mallocator support disabled at compilation.");
-#endif
-
- XBT_HELP("\nTo cite SimGrid in a publication, please use:\n"
- " Henri Casanova, Arnaud Giersch, Arnaud Legrand, Martin Quinson, Frédéric Suter. \n"
- " Versatile, Scalable, and Accurate Simulation of Distributed Applications and Platforms. \n"
- " Journal of Parallel and Distributed Computing, Elsevier, 2014, 74 (10), pp.2899-2917.\n"
- "The pdf file and a BibTeX entry for LaTeX users can be found at http://hal.inria.fr/hal-01017319");
-}
-
-void surf_init(int *argc, char **argv)
-{
- if (USER_HOST_LEVEL != -1) // Already initialized
+ if (xbt_initialized > 0)
return;
- XBT_DEBUG("Create all Libs");
- USER_HOST_LEVEL = simgrid::s4u::Host::extension_create(nullptr);
-
xbt_init(argc, argv);
sg_config_init(argc, argv);
-
- if (MC_is_active())
- MC_memory_init();
}
void surf_exit()
{
simgrid::s4u::Engine::shutdown();
- for (auto const& e : storage_types) {
- simgrid::kernel::resource::StorageType* stype = e.second;
- delete stype->properties;
- delete stype->model_properties;
- delete stype;
- }
-
- for (auto const& model : all_existing_models)
- delete model;
tmgr_finalize();
sg_platf_exit();
- NOW = 0; /* Just in case the user plans to restart the simulation afterward */
+ NOW = 0; /* Just in case the user plans to restart the simulation afterward */
}