include src/kernel/resource/profile/Profile.cpp
include src/kernel/resource/profile/Profile.hpp
include src/kernel/resource/profile/Profile_test.cpp
+include src/kernel/resource/profile/StochasticDatedValue.cpp
+include src/kernel/resource/profile/StochasticDatedValue.hpp
include src/kernel/routing/ClusterZone.cpp
include src/kernel/routing/DijkstraZone.cpp
include src/kernel/routing/DragonflyZone.cpp
#include "src/kernel/resource/profile/DatedValue.hpp"
#include "src/kernel/resource/profile/Event.hpp"
#include "src/kernel/resource/profile/FutureEvtSet.hpp"
+#include "src/kernel/resource/profile/StochasticDatedValue.hpp"
#include "src/surf/surf_interface.hpp"
#include <boost/algorithm/string.hpp>
{
/* Add the first fake event storing the time at which the trace begins */
DatedValue val(0, -1);
+ StochasticDatedValue stoval(0, -1);
event_list.push_back(val);
+ stochastic_event_list.push_back(stoval);
}
Profile::~Profile() = default;
fes_ = fes;
fes_->add_event(0.0 /* start time */, event);
+ if (stochastic > 0) {
+ xbt_assert((event->idx < stochastic_event_list.size()), "Your profile should have at least one stochastic event!");
+ futureDV = stochastic_event_list.at(event->idx).get_datedvalue();
+ }
return event;
}
DatedValue Profile::next(Event* event)
{
double event_date = fes_->next_date();
- DatedValue dateVal = event_list.at(event->idx);
-
- if (event->idx < event_list.size() - 1) {
- fes_->add_event(event_date + dateVal.date_, event);
- event->idx++;
- } else if (dateVal.date_ > 0) { /* Last element. Shall we loop? */
- fes_->add_event(event_date + dateVal.date_, event);
- event->idx = 1; /* idx=0 is a placeholder to store when events really start */
- } else { /* If we don't loop, we don't need this event anymore */
- event->free_me = true;
- }
- return dateVal;
+ if (not stochastic) {
+ DatedValue dateVal = event_list.at(event->idx);
+
+ if (event->idx < event_list.size() - 1) {
+ fes_->add_event(event_date + dateVal.date_, event);
+ event->idx++;
+ } else if (dateVal.date_ > 0) { /* Last element. Shall we loop? */
+ fes_->add_event(event_date + dateVal.date_, event);
+ event->idx = 1; /* idx=0 is a placeholder to store when events really start */
+ } else { /* If we don't loop, we don't need this event anymore */
+ event->free_me = true;
+ }
+ return dateVal;
+ } else {
+ DatedValue dateVal = futureDV;
+ if (event->idx < stochastic_event_list.size() - 1) {
+ event->idx++;
+ } else if (stochasticloop > 0) { /* We have reached the last element and we have to loop. */
+ event->idx = 1;
+ } else {
+ event->free_me = true; /* We have reached the last element, but we don't need to loop. */
+ }
+
+ if (event->free_me == false) { // In the case there is an element, we draw the next event
+ StochasticDatedValue stodateVal = stochastic_event_list.at(event->idx);
+ futureDV = stochastic_event_list.at(event->idx).get_datedvalue();
+ fes_->add_event(event_date + futureDV.date_, event);
+ }
+ return dateVal;
+ }
}
Profile* Profile::from_string(const std::string& name, const std::string& input, double periodicity)
boost::split(list, input, boost::is_any_of("\n\r"));
for (auto val : list) {
simgrid::kernel::profile::DatedValue event;
+ simgrid::kernel::profile::StochasticDatedValue stochevent;
linecount++;
boost::trim(val);
if (val[0] == '#' || val[0] == '\0' || val[0] == '%') // pass comments
continue;
if (sscanf(val.c_str(), "LOOPAFTER %lg\n", &periodicity) == 1)
continue;
+ if (val == "STOCHASTIC LOOP") {
+ profile->stochastic = true;
+ profile->stochasticloop = true;
+ continue;
+ }
+ if (val == "STOCHASTIC") {
+ profile->stochastic = true;
+ continue;
+ }
- XBT_ATTRIB_UNUSED int res = sscanf(val.c_str(), "%lg %lg\n", &event.date_, &event.value_);
- xbt_assert(res == 2, "%s:%d: Syntax error in trace\n%s", name.c_str(), linecount, input.c_str());
+ if (profile->stochastic) {
+ unsigned int i;
+ unsigned int j;
+ std::istringstream iss(val);
+ std::vector<std::string> splittedval((std::istream_iterator<std::string>(iss)),
+ std::istream_iterator<std::string>());
+
+ xbt_assert(splittedval.size() > 0, "Invalid profile line");
+
+ if (splittedval[0] == "DET") {
+ stochevent.date_law = Dist_Det;
+ i = 2;
+ } else if (splittedval[0] == "NORM" || splittedval[0] == "NORMAL" || splittedval[0] == "GAUSS" ||
+ splittedval[0] == "GAUSSIAN") {
+ stochevent.date_law = Dist_Norm;
+ i = 3;
+ } else if (splittedval[0] == "EXP" || splittedval[0] == "EXPONENTIAL") {
+ stochevent.date_law = Dist_Exp;
+ i = 2;
+ } else if (splittedval[0] == "UNIF" || splittedval[0] == "UNIFORM") {
+ stochevent.date_law = Dist_Unif;
+ i = 3;
+ } else {
+ xbt_assert(false, "Unknown law %s", splittedval[0].c_str());
+ i = 0;
+ }
+
+ xbt_assert(splittedval.size() > i, "Invalid profile line");
+ if (i == 2) {
+ stochevent.date_params = {std::atof(splittedval[1].c_str())};
+ } else if (i == 3) {
+ stochevent.date_params = {std::atof(splittedval[1].c_str()), std::atof(splittedval[2].c_str())};
+ }
+
+ if (splittedval[i] == "DET") {
+ stochevent.value_law = Dist_Det;
+ j = 1;
+ } else if (splittedval[i] == "NORM" || splittedval[i] == "NORMAL" || splittedval[i] == "GAUSS" ||
+ splittedval[i] == "GAUSSIAN") {
+ stochevent.value_law = Dist_Norm;
+ j = 2;
+ } else if (splittedval[i] == "EXP" || splittedval[i] == "EXPONENTIAL") {
+ stochevent.value_law = Dist_Exp;
+ j = 1;
+ } else if (splittedval[i] == "UNIF" || splittedval[i] == "UNIFORM") {
+ stochevent.value_law = Dist_Unif;
+ j = 2;
+ } else {
+ xbt_assert(false, "Unknown law %s", splittedval[i].c_str());
+ j = 0;
+ }
+
+ xbt_assert(splittedval.size() > i + j, "Invalid profile line");
+ if (j == 1) {
+ stochevent.value_params = {std::atof(splittedval[i + 1].c_str())};
+ } else if (j == 2) {
+ stochevent.value_params = {std::atof(splittedval[i + 1].c_str()), std::atof(splittedval[i + 2].c_str())};
+ }
+
+ profile->stochastic_event_list.push_back(stochevent);
+ } else {
+ XBT_ATTRIB_UNUSED int res = sscanf(val.c_str(), "%lg %lg\n", &event.date_, &event.value_);
+ xbt_assert(res == 2, "%s:%d: Syntax error in trace\n%s", name.c_str(), linecount, input.c_str());
- xbt_assert(last_event->date_ <= event.date_,
- "%s:%d: Invalid trace: Events must be sorted, but time %g > time %g.\n%s", name.c_str(), linecount,
- last_event->date_, event.date_, input.c_str());
- last_event->date_ = event.date_ - last_event->date_;
+ xbt_assert(last_event->date_ <= event.date_,
+ "%s:%d: Invalid trace: Events must be sorted, but time %g > time %g.\n%s", name.c_str(), linecount,
+ last_event->date_, event.date_, input.c_str());
+ last_event->date_ = event.date_ - last_event->date_;
- profile->event_list.push_back(event);
- last_event = &(profile->event_list.back());
+ profile->event_list.push_back(event);
+ last_event = &(profile->event_list.back());
+ }
}
if (last_event) {
if (periodicity > 0) {
#include "simgrid/forward.h"
#include "src/kernel/resource/profile/DatedValue.hpp"
#include "src/kernel/resource/profile/FutureEvtSet.hpp"
+#include "src/kernel/resource/profile/StochasticDatedValue.hpp"
#include <queue>
#include <vector>
static Profile* from_string(const std::string& name, const std::string& input, double periodicity);
// private:
std::vector<DatedValue> event_list;
+ std::vector<StochasticDatedValue> stochastic_event_list;
private:
- FutureEvtSet* fes_ = nullptr;
+ FutureEvtSet* fes_ = nullptr;
+ bool stochastic = false;
+ bool stochasticloop = false;
+ DatedValue futureDV;
};
} // namespace profile
#include "src/kernel/resource/profile/DatedValue.hpp"
#include "src/kernel/resource/profile/Event.hpp"
#include "src/kernel/resource/profile/Profile.hpp"
+#include "src/kernel/resource/profile/StochasticDatedValue.hpp"
#include "src/surf/surf_interface.hpp"
#include "xbt/log.h"
#include "xbt/misc.h"
+#include "xbt/random.hpp"
#include <cmath>
return res;
}
+static std::vector<simgrid::kernel::profile::StochasticDatedValue> trace2selist(const char* str)
+{
+ simgrid::kernel::profile::Profile* trace = simgrid::kernel::profile::Profile::from_string("TheName", str, 0);
+ std::vector<simgrid::kernel::profile::StochasticDatedValue> stocevlist = trace->stochastic_event_list;
+ tmgr_finalize();
+ return stocevlist;
+}
+
TEST_CASE("kernel::profile: Resource profiles, defining the external load", "kernel::profile")
{
REQUIRE(want == got);
}
+
+ SECTION("One stochastic event (parsing)")
+ {
+ std::vector<simgrid::kernel::profile::StochasticDatedValue> got = trace2selist("STOCHASTIC\n"
+ "DET 0 UNIF 10 20");
+
+ std::vector<simgrid::kernel::profile::StochasticDatedValue> want;
+ want.push_back(simgrid::kernel::profile::StochasticDatedValue(0, -1)); // The initial fake event
+ want.push_back(simgrid::kernel::profile::StochasticDatedValue(simgrid::kernel::profile::Dist_Det, {0},
+ simgrid::kernel::profile::Dist_Unif, {10, 20}));
+
+ REQUIRE(want == got);
+ }
+
+ SECTION("Several stochastic events (all possible parsing forms)")
+ {
+ std::vector<simgrid::kernel::profile::StochasticDatedValue> got = trace2selist("STOCHASTIC\n"
+ "DET 0 DET 4\n"
+ "NORMAL 25 10 DET 3\n"
+ "UNIF 10 20 NORMAL 25 10\n"
+ "DET 5 UNIF 5 25");
+
+ std::vector<simgrid::kernel::profile::StochasticDatedValue> want;
+ want.push_back(simgrid::kernel::profile::StochasticDatedValue(0, -1));
+ want.push_back(simgrid::kernel::profile::StochasticDatedValue(simgrid::kernel::profile::Dist_Det, {0},
+ simgrid::kernel::profile::Dist_Det, {4}));
+ want.push_back(simgrid::kernel::profile::StochasticDatedValue(simgrid::kernel::profile::Dist_Norm, {25, 10},
+ simgrid::kernel::profile::Dist_Det, {3}));
+ want.push_back(simgrid::kernel::profile::StochasticDatedValue(simgrid::kernel::profile::Dist_Unif, {10, 20},
+ simgrid::kernel::profile::Dist_Norm, {25, 10}));
+ want.push_back(simgrid::kernel::profile::StochasticDatedValue(simgrid::kernel::profile::Dist_Det, {5},
+ simgrid::kernel::profile::Dist_Unif, {5, 25}));
+
+ REQUIRE(want == got);
+ }
+
+ SECTION("Two stochastic events (drawing each distribution)")
+ {
+ simgrid::xbt::random::set_mersenne_seed(12345);
+ std::vector<simgrid::kernel::profile::DatedValue> got = trace2vector("STOCHASTIC\n"
+ "DET 0 UNIF 10 20\n"
+ "EXP 0.05 NORMAL 15 5");
+
+ std::vector<simgrid::kernel::profile::DatedValue> want;
+ // The following values were drawn using the XBT_RNG_xbt method /outside/ the testcase.
+ want.push_back(simgrid::kernel::profile::DatedValue(0, 19.29616086867082813683));
+ want.push_back(simgrid::kernel::profile::DatedValue(2.32719992449416279712, 20.16807234800742065772));
+
+ REQUIRE(want == got);
+ }
+
+ SECTION("Two stochastic events, with a loop")
+ {
+ simgrid::xbt::random::set_mersenne_seed(12345);
+ std::vector<simgrid::kernel::profile::DatedValue> got = trace2vector("STOCHASTIC LOOP\n"
+ "DET 0 UNIF 10 20\n"
+ "EXP 0.05 NORMAL 15 5\n"
+ "UNIF 1 2 DET 0");
+
+ // In this case, the main use of the last stochastic event is to set when the first event takes place.
+
+ std::vector<simgrid::kernel::profile::DatedValue> want;
+ want.push_back(simgrid::kernel::profile::DatedValue(0, 19.29616086867082813683));
+ want.push_back(simgrid::kernel::profile::DatedValue(2.32719992449416279712, 20.16807234800742065772));
+ want.push_back(simgrid::kernel::profile::DatedValue(3.51111873684917075167, 0));
+ want.push_back(simgrid::kernel::profile::DatedValue(3.51111873684917075167, 10.39759496468994726115));
+
+ REQUIRE(want == got);
+ }
}
--- /dev/null
+/* Copyright (c) 2004-2019. 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 "src/kernel/resource/profile/StochasticDatedValue.hpp"
+#include "xbt.h"
+#include "xbt/random.hpp"
+#include <math.h>
+
+namespace simgrid {
+namespace kernel {
+namespace profile {
+
+double StochasticDatedValue::draw(Distribution law, std::vector<double> params)
+{
+ switch (law) {
+ case Dist_Det:
+ return params[0];
+ case Dist_Exp:
+ return simgrid::xbt::random::exponential(params[0]);
+ case Dist_Unif:
+ return simgrid::xbt::random::uniform_real(params[0], params[1]);
+ case Dist_Norm:
+ return simgrid::xbt::random::normal(params[0], params[1]);
+ default:
+ xbt_assert(false, "Unimplemented distribution");
+ return 0;
+ }
+}
+double StochasticDatedValue::get_value()
+{
+ return draw(value_law, value_params);
+}
+double StochasticDatedValue::get_date()
+{
+ return draw(date_law, date_params);
+}
+DatedValue StochasticDatedValue::get_datedvalue()
+{
+ DatedValue event;
+ event.date_ = get_date();
+ event.value_ = get_value();
+ return event;
+}
+
+bool StochasticDatedValue::operator==(StochasticDatedValue const& e2) const
+{
+ return (e2.date_law == date_law) && (e2.value_law == value_law) && (e2.value_params == value_params) &&
+ (e2.date_params == date_params);
+}
+
+std::ostream& operator<<(std::ostream& out, const StochasticDatedValue& e)
+{
+ out << e.date_law << " (";
+ for (unsigned int i = 0; i < e.date_params.size(); i++) {
+ out << e.date_params[i];
+ if (i != e.date_params.size() - 1) {
+ out << ",";
+ }
+ }
+ out << ") " << e.value_law << " (";
+ for (unsigned int i = 0; i < e.value_params.size(); i++) {
+ out << e.value_params[i];
+ if (i != e.value_params.size() - 1) {
+ out << ",";
+ }
+ }
+ out << ")";
+ return out;
+}
+
+} // namespace profile
+} // namespace kernel
+} // namespace simgrid
--- /dev/null
+/* Copyright (c) 2004-2019. 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. */
+
+#ifndef SIMGRID_KERNEL_PROFILE_STOCHASTICDATEDVALUE
+#define SIMGRID_KERNEL_PROFILE_STOCHASTICDATEDVALUE
+
+#include "simgrid/forward.h"
+#include "src/kernel/resource/profile/DatedValue.hpp"
+#include <vector>
+
+namespace simgrid {
+namespace kernel {
+namespace profile {
+
+enum Distribution { Dist_Exp, Dist_Norm, Dist_Unif, Dist_Det };
+
+class XBT_PUBLIC StochasticDatedValue {
+public:
+ Distribution date_law;
+ std::vector<double> date_params;
+ Distribution value_law;
+ std::vector<double> value_params;
+ DatedValue get_datedvalue();
+ double get_date();
+ double get_value();
+ explicit StochasticDatedValue() = default;
+ explicit StochasticDatedValue(double d, double v)
+ : date_law(Dist_Det), date_params({d}), value_law(Dist_Det), value_params({v})
+ {
+ }
+ explicit StochasticDatedValue(Distribution dl, std::vector<double> dp, Distribution vl, std::vector<double> vp)
+ : date_law(dl), date_params(dp), value_law(vl), value_params(vp)
+ {
+ }
+ bool operator==(StochasticDatedValue const& e2) const;
+
+private:
+ double draw(Distribution law, std::vector<double> params);
+};
+
+std::ostream& operator<<(std::ostream& out, const StochasticDatedValue& e);
+
+} // namespace profile
+} // namespace kernel
+} // namespace simgrid
+
+#endif
src/kernel/resource/profile/FutureEvtSet.hpp
src/kernel/resource/profile/Profile.cpp
src/kernel/resource/profile/Profile.hpp
+ src/kernel/resource/profile/StochasticDatedValue.cpp
+ src/kernel/resource/profile/StochasticDatedValue.hpp
src/kernel/routing/ClusterZone.cpp
src/kernel/routing/DijkstraZone.cpp