X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/dab00a856ac249805c336731e329bdf0fe1e1489..9ad3b281f6e187eeb20c48f88820a1c0091bcf8f:/src/instr/instr_paje_trace.cpp

diff --git a/src/instr/instr_paje_trace.cpp b/src/instr/instr_paje_trace.cpp
index 10a9c65da4..3e7c28234a 100644
--- a/src/instr/instr_paje_trace.cpp
+++ b/src/instr/instr_paje_trace.cpp
@@ -5,101 +5,161 @@
  * under the terms of the license (GNU LGPL) which comes with this package. */
 
 #include "src/instr/instr_private.h"
+#include "src/instr/instr_smpi.h"
+#include "src/smpi/include/private.hpp"
+#include "typeinfo"
 #include "xbt/virtu.h" /* sg_cmdline */
+#include "simgrid/sg_config.h"
+
 #include <sstream>
+#include <vector>
 #include <iomanip> /** std::setprecision **/
+#include <sys/stat.h>
+#ifdef WIN32
+#include <direct.h> // _mkdir
+#endif
 
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(instr_paje_trace, instr_trace, "tracing event system");
-
-extern FILE * tracing_file;
-extern s_instr_trace_writer_t active_writer;
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(instr_paje_trace, instr, "tracing event system");
 
 static std::stringstream stream;
+FILE *tracing_file = nullptr;
+
+static xbt_dict_t tracing_files = nullptr; // TI specific
+static double prefix=0.0; // TI specific
+
+std::vector<simgrid::instr::PajeEvent*> buffer;
+void buffer_debug(std::vector<simgrid::instr::PajeEvent*>* buf);
 
-static void print_paje_debug(std::string functionName, paje_event_t event) {
-  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event->event_type, TRACE_precision(),
-            event->timestamp);
+void dump_comment (const char *comment)
+{
+  if (not strlen(comment))
+    return;
+  fprintf (tracing_file, "# %s\n", comment);
 }
 
-template<typename T> static void init_stream(paje_event_t event) {
-  stream << std::fixed << std::setprecision(TRACE_precision());
-  stream << (int) event->event_type;
+void dump_comment_file (const char *filename)
+{
+  if (not strlen(filename))
+    return;
+  FILE *file = fopen (filename, "r");
+  if (not file) {
+    THROWF (system_error, 1, "Comment file %s could not be opened for reading.", filename);
+  }
+  while (not feof(file)) {
+    char c;
+    c = fgetc(file);
+    if (feof(file)) break;
+    fprintf (tracing_file, "# ");
+    while (c != '\n'){
+      fprintf (tracing_file, "%c", c);
+      c = fgetc(file);
+      if (feof(file)) break;
+    }
+    fprintf (tracing_file, "\n");
+  }
+  fclose(file);
+}
+
+double TRACE_last_timestamp_to_dump = 0;
+//dumps the trace file until the timestamp TRACE_last_timestamp_to_dump
+void TRACE_paje_dump_buffer (int force)
+{
+  if (not TRACE_is_enabled())
+    return;
+  XBT_DEBUG("%s: dump until %f. starts", __FUNCTION__, TRACE_last_timestamp_to_dump);
+  if (force){
+    for (auto const& event : buffer) {
+      event->print();
+      delete event;
+    }
+    buffer.clear();
+  }else{
+    std::vector<simgrid::instr::PajeEvent*>::iterator i = buffer.begin();
+    for (auto const& event : buffer) {
+      double head_timestamp = event->timestamp_;
+      if (head_timestamp > TRACE_last_timestamp_to_dump)
+        break;
+      event->print();
+      delete event;
+      ++i;
+    }
+    buffer.erase(buffer.begin(), i);
+  }
+  XBT_DEBUG("%s: ends", __FUNCTION__);
+}
+
+void buffer_debug(std::vector<simgrid::instr::PajeEvent*>* buf);
+void buffer_debug(std::vector<simgrid::instr::PajeEvent*>* buf)
+{
+  return;
+  XBT_DEBUG(">>>>>> Dump the state of the buffer. %zu events", buf->size());
+  for (auto const& event : *buf) {
+    event->print();
+    XBT_DEBUG("%p %s", event, stream.str().c_str());
+    stream.str("");
+    stream.clear();
+  }
+  XBT_DEBUG("<<<<<<");
 }
 
 static void print_row() {
   stream << std::endl;
   fprintf(tracing_file, "%s", stream.str().c_str());
+  XBT_DEBUG("Dump %s", stream.str().c_str());
   stream.str("");
   stream.clear();
 }
 
-static void print_timestamp(paje_event_t event) {
+static void print_timestamp(simgrid::instr::PajeEvent* event)
+{
   stream << " ";
   /* prevent 0.0000 in the trace - this was the behavior before the transition to c++ */
-  if (event->timestamp == 0) 
+  if (event->timestamp_ < 1e-12)
     stream << 0;
-  else 
-    stream << event->timestamp;
+  else
+    stream << event->timestamp_;
 }
 
-
-template<typename T> static void print_default_pajeLink_row(paje_event_t& event) {
-  init_stream<T>(event);
-  print_timestamp(event);
-  stream << " " << static_cast<T>(event->data)->type->id
-         << " " << static_cast<T>(event->data)->container->id
-         << " " << static_cast<T>(event->data)->value;
-}
-
-template<typename T> static void print_default_pajeState_row(paje_event_t& event) {
-  init_stream<T>(event);
-  print_timestamp(event);
-  stream << " " << static_cast<T>(event->data)->type->id
-         << " " << static_cast<T>(event->data)->container->id;
-}
-
-template<typename T> static void print_default_pajeType_row(paje_event_t& event) {
-  init_stream<T>(event);
-  stream << " " << static_cast<T>(event->data)->type->id
-         << " " << static_cast<T>(event->data)->type->father->id
-         << " " << static_cast<T>(event->data)->type->name;
+/* internal do the instrumentation module */
+static void insert_into_buffer(simgrid::instr::PajeEvent* tbi)
+{
+  if (TRACE_buffer() == 0){
+    tbi->print ();
+    delete tbi;
+    return;
+  }
+  buffer_debug(&buffer);
+
+  XBT_DEBUG("%s: insert event_type=%d, timestamp=%f, buffersize=%zu)", __FUNCTION__, (int)tbi->eventType_,
+            tbi->timestamp_, buffer.size());
+  std::vector<simgrid::instr::PajeEvent*>::reverse_iterator i;
+  for (i = buffer.rbegin(); i != buffer.rend(); ++i) {
+    simgrid::instr::PajeEvent* e1 = *i;
+    XBT_DEBUG("compare to %p is of type %d; timestamp:%f", e1, (int)e1->eventType_, e1->timestamp_);
+    if (e1->timestamp_ <= tbi->timestamp_)
+      break;
+  }
+  if (i == buffer.rend())
+    XBT_DEBUG("%s: inserted at beginning", __FUNCTION__);
+  else if (i == buffer.rbegin())
+    XBT_DEBUG("%s: inserted at end", __FUNCTION__);
+  else
+    XBT_DEBUG("%s: inserted at pos= %zd from its end", __FUNCTION__,
+        std::distance(buffer.rbegin(),i));
+  buffer.insert(i.base(), tbi);
+
+  buffer_debug(&buffer);
 }
 
-template<typename T> static void print_default_pajeVariable_row(paje_event_t& event) {
-  init_stream<T>(event);
-  print_timestamp(event);
-  stream << " " << static_cast<T>(event->data)->type->id
-         << " " << static_cast<T>(event->data)->container->id
-         << " " << static_cast<T>(event->data)->value;
-         
-  print_row();
+simgrid::instr::PajeEvent::~PajeEvent()
+{
+  XBT_DEBUG("%s not implemented for %p: event_type=%d, timestamp=%f", __FUNCTION__, this, (int)eventType_, timestamp_);
 }
 
-void TRACE_paje_init(void) {
-  active_writer.print_DefineContainerType = print_pajeDefineContainerType;
-  active_writer.print_DefineVariableType  = print_pajeDefineVariableType;
-  active_writer.print_DefineStateType     = print_pajeDefineStateType;
-  active_writer.print_DefineEventType     = print_pajeDefineEventType;
-  active_writer.print_DefineLinkType      = print_pajeDefineLinkType;
-  active_writer.print_DefineEntityValue   = print_pajeDefineEntityValue;
-  active_writer.print_CreateContainer     = print_pajeCreateContainer;
-  active_writer.print_DestroyContainer    = print_pajeDestroyContainer;
-  active_writer.print_SetVariable         = print_pajeSetVariable;
-  active_writer.print_AddVariable         = print_pajeAddVariable;
-  active_writer.print_SubVariable         = print_pajeSubVariable;
-  active_writer.print_SetState            = print_pajeSetState;
-  active_writer.print_PushState           = print_pajePushState;
-  active_writer.print_PopState            = print_pajePopState;
-  active_writer.print_ResetState          = print_pajeResetState;
-  active_writer.print_StartLink           = print_pajeStartLink;
-  active_writer.print_EndLink             = print_pajeEndLink;
-  active_writer.print_NewEvent            = print_pajeNewEvent;
-}
-
-void TRACE_paje_start(void) {
+void TRACE_paje_start() {
   char *filename = TRACE_get_filename();
   tracing_file = fopen(filename, "w");
-  if (tracing_file == NULL){
+  if (tracing_file == nullptr){
     THROWF (system_error, 1, "Tracefile %s could not be opened for writing.", filename);
   }
 
@@ -126,180 +186,716 @@ void TRACE_paje_start(void) {
   TRACE_header(TRACE_basic(),TRACE_display_sizes());
 }
 
-void TRACE_paje_end(void) {
+void TRACE_paje_end() {
   fclose(tracing_file);
   char *filename = TRACE_get_filename();
   XBT_DEBUG("Filename %s is closed", filename);
 }
 
-void print_pajeDefineContainerType(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  print_default_pajeType_row<defineContainerType_t>(event);
-  print_row();
+void LogContainerTypeDefinition(simgrid::instr::Type* type)
+{
+  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, simgrid::instr::PAJE_DefineContainerType);
+  //print it
+  if (instr_fmt_type == instr_fmt_paje) {
+    XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, simgrid::instr::PAJE_DefineContainerType,
+              TRACE_precision(), 0.);
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << simgrid::instr::PAJE_DefineContainerType;
+    stream << " " << type->id_ << " " << type->father_->id_ << " " << type->name_;
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
+  }
+  //--
 }
 
-void print_pajeDefineVariableType(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  print_default_pajeType_row<defineVariableType_t>(event);
-  if(static_cast<defineVariableType_t>(event->data)->type->color)
-    stream << " \"" << static_cast<defineVariableType_t>(event->data)->type->color << "\"";
+void LogVariableTypeDefinition(simgrid::instr::Type* type)
+{
+
+  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, simgrid::instr::PAJE_DefineVariableType);
+
+  //print it
+if (instr_fmt_type == instr_fmt_paje) {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, simgrid::instr::PAJE_DefineVariableType,
+            TRACE_precision(), 0.);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << simgrid::instr::PAJE_DefineVariableType;
+  stream << " " << type->id_ << " " << type->father_->id_ << " " << type->name_;
+  if (type->color_)
+    stream << " \"" << type->color_ << "\"";
   print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
+  }
 }
 
-void print_pajeDefineStateType(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  print_default_pajeType_row<defineStateType_t>(event);
+void LogStateTypeDefinition(simgrid::instr::Type* type)
+{
+  //print it
+if (instr_fmt_type == instr_fmt_paje) {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, simgrid::instr::PAJE_DefineStateType, TRACE_precision(),
+            0.);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << simgrid::instr::PAJE_DefineStateType;
+  stream << " " << type->id_ << " " << type->father_->id_ << " " << type->name_;
   print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
+  }
 }
 
-void print_pajeDefineEventType(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  print_default_pajeType_row<defineEventType_t>(event);
-  print_row();
+void LogDefineEventType(simgrid::instr::Type* type)
+{
+  //print it
+  if (instr_fmt_type == instr_fmt_paje) {
+    XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, simgrid::instr::PAJE_DefineEventType,
+              TRACE_precision(), 0.);
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << simgrid::instr::PAJE_DefineEventType;
+    stream << " " << type->id_ << " " << type->father_->id_ << " " << type->name_;
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
+  }
 }
 
-void print_pajeDefineLinkType(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  init_stream<defineLinkType_t>(event);
-  stream << " " << static_cast<defineLinkType_t>(event->data)->type->id 
-         << " " << static_cast<defineLinkType_t>(event->data)->type->father->id 
-         << " " << static_cast<defineLinkType_t>(event->data)->source->id 
-         << " " << static_cast<defineLinkType_t>(event->data)->dest->id 
-         << " " << static_cast<defineLinkType_t>(event->data)->type->name;
+void LogLinkTypeDefinition(simgrid::instr::Type* type, simgrid::instr::Type* source, simgrid::instr::Type* dest)
+{
+  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, simgrid::instr::PAJE_DefineLinkType);
+  //print it
+if (instr_fmt_type == instr_fmt_paje) {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, simgrid::instr::PAJE_DefineLinkType, TRACE_precision(),
+            0.);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << simgrid::instr::PAJE_DefineLinkType;
+  stream << " " << type->id_ << " " << type->father_->id_ << " " << source->id_ << " " << dest->id_ << " "
+         << type->name_;
   print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
+  }
 }
 
-void print_pajeDefineEntityValue (paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  init_stream<defineEntityValue_t>(event);
-  stream << " "   << static_cast<defineEntityValue_t>(event->data)->value->id
-         << " "   << static_cast<defineEntityValue_t>(event->data)->value->father->id
-         << " "   << static_cast<defineEntityValue_t>(event->data)->value->name;
-  if(static_cast<defineEntityValue_t>(event->data)->value->color)
-    stream << " \"" << static_cast<defineEntityValue_t>(event->data)->value->color << "\"";
-  print_row();
+void LogEntityValue(simgrid::instr::Value* val)
+{
+  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, simgrid::instr::PAJE_DefineEntityValue);
+  //print it
+if (instr_fmt_type == instr_fmt_paje) {
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << simgrid::instr::PAJE_DefineEntityValue;
+    stream << " " << val->id_ << " " << val->father_->id_ << " " << val->name_;
+    if (val->color_)
+      stream << " \"" << val->color_ << "\"";
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
+  }
 }
 
-void print_pajeCreateContainer(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  init_stream<createContainer_t>(event);
-  print_timestamp(event);
-  stream << " "   << static_cast<createContainer_t>(event->data)->container->id
-         << " "   << static_cast<createContainer_t>(event->data)->container->type->id
-         << " "   << static_cast<createContainer_t>(event->data)->container->father->id
-         << " \"" << static_cast<createContainer_t>(event->data)->container->name << "\"";
 
-  print_row();
+void LogContainerCreation (container_t container)
+{
+  double timestamp = SIMIX_get_clock();
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, simgrid::instr::PAJE_CreateContainer, timestamp);
+
+  if (instr_fmt_type == instr_fmt_paje) {
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << simgrid::instr::PAJE_CreateContainer;
+    stream << " ";
+  /* prevent 0.0000 in the trace - this was the behavior before the transition to c++ */
+    if (timestamp < 1e-12)
+      stream << 0;
+    else
+      stream << timestamp;
+    stream << " " << container->id_ << " " << container->type_->id_ << " " << container->father_->id_ << " \""
+           << container->name_ << "\"";
+
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    // if we are in the mode with only one file
+    static FILE* ti_unique_file = nullptr;
+
+    if (tracing_files == nullptr) {
+      tracing_files = xbt_dict_new_homogeneous(nullptr);
+      // generate unique run id with time
+      prefix = xbt_os_time();
+    }
+
+    if (not xbt_cfg_get_boolean("tracing/smpi/format/ti-one-file") || ti_unique_file == nullptr) {
+      char* folder_name = bprintf("%s_files", TRACE_get_filename());
+      char* filename    = bprintf("%s/%f_%s.txt", folder_name, prefix, container->name_);
+#ifdef WIN32
+      _mkdir(folder_name);
+#else
+      mkdir(folder_name, S_IRWXU | S_IRWXG | S_IRWXO);
+#endif
+      ti_unique_file = fopen(filename, "w");
+      xbt_assert(ti_unique_file, "Tracefile %s could not be opened for writing: %s", filename, strerror(errno));
+      fprintf(tracing_file, "%s\n", filename);
+
+      xbt_free(folder_name);
+      xbt_free(filename);
+    }
+
+    xbt_dict_set(tracing_files, container->name_, (void*)ti_unique_file, nullptr);
+  } else {
+    THROW_IMPOSSIBLE;
+  }
 }
 
-void print_pajeDestroyContainer(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  init_stream<createContainer_t>(event);
-  print_timestamp(event);
-  stream << " "   << static_cast<createContainer_t>(event->data)->container->type->id
-         << " "   << static_cast<createContainer_t>(event->data)->container->id;
+void LogContainerDestruction(container_t container)
+{
+  double timestamp                               = SIMIX_get_clock();
 
-  print_row();
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, simgrid::instr::PAJE_DestroyContainer, timestamp);
+
+  if (instr_fmt_type == instr_fmt_paje) {
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << simgrid::instr::PAJE_DestroyContainer;
+    stream << " ";
+  /* prevent 0.0000 in the trace - this was the behavior before the transition to c++ */
+    if (timestamp < 1e-12)
+        stream << 0;
+    else
+      stream << timestamp;
+    stream << " " << container->type_->id_ << " " << container->id_;
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    if (not xbt_cfg_get_boolean("tracing/smpi/format/ti-one-file") || xbt_dict_length(tracing_files) == 1) {
+      FILE* f = (FILE*)xbt_dict_get_or_null(tracing_files, container->name_);
+      fclose(f);
+    }
+    xbt_dict_remove(tracing_files, container->name_);
+        } else {
+          THROW_IMPOSSIBLE;
+        }
 }
 
-void print_pajeSetVariable(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  print_default_pajeVariable_row<setVariable_t>(event);
+simgrid::instr::SetVariableEvent::SetVariableEvent(double timestamp, container_t container, Type* type, double value)
+{
+  this->eventType_ = PAJE_SetVariable;
+  this->timestamp_ = timestamp;
+  this->type      = type;
+  this->container = container;
+  this->value     = value;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)eventType_, this->timestamp_);
+
+  insert_into_buffer (this);
 }
 
-void print_pajeAddVariable(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  print_default_pajeVariable_row<addVariable_t>(event);
+void simgrid::instr::SetVariableEvent::print()
+{
+  if (instr_fmt_type == instr_fmt_paje) {
+    XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)eventType_, TRACE_precision(), timestamp_);
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << (int)this->eventType_;
+    print_timestamp(this);
+    stream << " " << type->id_ << " " << container->id_ << " " << value;
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
+  }
 }
 
-void print_pajeSubVariable(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  print_default_pajeVariable_row<subVariable_t>(event);
+simgrid::instr::AddVariableEvent::AddVariableEvent(double timestamp, container_t container, simgrid::instr::Type* type,
+                                                   double value)
+{
+  this->eventType_ = PAJE_AddVariable;
+  this->timestamp_ = timestamp;
+  this->type      = type;
+  this->container = container;
+  this->value     = value;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)eventType_, this->timestamp_);
+
+  insert_into_buffer (this);
+}
+
+void simgrid::instr::AddVariableEvent::print()
+{
+  if (instr_fmt_type == instr_fmt_paje) {
+    XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)eventType_, TRACE_precision(), timestamp_);
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << (int)this->eventType_;
+    print_timestamp(this);
+    stream << " " << type->id_ << " " << container->id_ << " " << value;
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
+  }
 }
 
-void print_pajeSetState(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
+simgrid::instr::SubVariableEvent::SubVariableEvent(double timestamp, container_t container, Type* type, double value)
+{
+  this->eventType_ = PAJE_SubVariable;
+  this->timestamp_ = timestamp;
+  this->type      = type;
+  this->container = container;
+  this->value     = value;
 
-  print_default_pajeState_row<setState_t>(event);
-  stream << " " << static_cast<setState_t>(event->data)->value->id;
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)eventType_, this->timestamp_);
 
-  if (true) { // If (sg_config("tracing/caller_location"))
-    stream << " \"" << static_cast<setState_t>(event->data)->filename
-           << "\" " << static_cast<setState_t>(event->data)->linenumber;
+  insert_into_buffer (this);
+}
+
+void simgrid::instr::SubVariableEvent::print()
+{
+  if (instr_fmt_type == instr_fmt_paje) {
+    XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)eventType_, TRACE_precision(), timestamp_);
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << (int)this->eventType_;
+    print_timestamp(this);
+    stream << " " << type->id_ << " " << container->id_ << " " << value;
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
   }
+}
 
-  print_row();
+simgrid::instr::SetStateEvent::SetStateEvent(double timestamp, container_t container, Type* type, Value* val)
+{
+  this->eventType_                      = PAJE_SetState;
+  this->timestamp_                      = timestamp;
+  this->type      = type;
+  this->container = container;
+  this->val                             = val;
+
+#if HAVE_SMPI
+  if (xbt_cfg_get_boolean("smpi/trace-call-location")) {
+    smpi_trace_call_location_t* loc = smpi_trace_get_call_location();
+    filename   = loc->filename;
+    linenumber = loc->linenumber;
+  }
+#endif
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)eventType_, this->timestamp_);
+
+  insert_into_buffer (this);
+}
+
+void simgrid::instr::SetStateEvent::print()
+{
+  if (instr_fmt_type == instr_fmt_paje) {
+    XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)eventType_, TRACE_precision(), timestamp_);
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << (int)this->eventType_;
+    print_timestamp(this);
+    stream << " " << type->id_ << " " << container->id_;
+    stream << " " << val->id_;
+#if HAVE_SMPI
+    if (xbt_cfg_get_boolean("smpi/trace-call-location")) {
+      stream << " \"" << filename << "\" " << linenumber;
+    }
+#endif
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
+  }
 }
 
-void print_pajePushState(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  print_default_pajeState_row<pushState_t>(event);
-  stream << " " << static_cast<pushState_t>(event->data)->value->id;
+simgrid::instr::PushStateEvent::PushStateEvent(double timestamp, container_t container, Type* type, Value* val,
+                                               void* extra)
+{
+  this->eventType_                  = PAJE_PushState;
+  this->timestamp_                  = timestamp;
+  this->type = type;
+  this->container = container;
+  this->val                         = val;
+  this->extra_     = extra;
+
+#if HAVE_SMPI
+  if (xbt_cfg_get_boolean("smpi/trace-call-location")) {
+    smpi_trace_call_location_t* loc = smpi_trace_get_call_location();
+    filename   = loc->filename;
+    linenumber = loc->linenumber;
+  }
+#endif
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)eventType_, this->timestamp_);
 
-  if (TRACE_display_sizes()) {
-    stream << " ";
-    if (static_cast<pushState_t>(event->data)->extra != NULL) {
-      stream << static_cast<instr_extra_data>(static_cast<pushState_t>(event->data)->extra)->send_size;
+  insert_into_buffer (this);
+}
+
+simgrid::instr::PushStateEvent::PushStateEvent(double timestamp, container_t container, Type* type, Value* val)
+    : PushStateEvent(timestamp, container, type, val, nullptr)
+{}
+void simgrid::instr::PushStateEvent::print()
+{
+  if (instr_fmt_type == instr_fmt_paje) {
+    XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)eventType_, TRACE_precision(), timestamp_);
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << (int)this->eventType_;
+    print_timestamp(this);
+    stream << " " << type->id_ << " " << container->id_;
+    stream << " " << val->id_;
+
+    if (TRACE_display_sizes()) {
+      stream << " ";
+      if (extra_ != nullptr) {
+        stream << static_cast<instr_extra_data>(extra_)->send_size;
+      } else {
+        stream << 0;
+      }
     }
-    else {
-      stream << 0;
+#if HAVE_SMPI
+    if (xbt_cfg_get_boolean("smpi/trace-call-location")) {
+      stream << " \"" << filename << "\" " << linenumber;
+    }
+#endif
+    print_row();
+
+    if (extra_ != nullptr) {
+      if (static_cast<instr_extra_data>(extra_)->sendcounts != nullptr)
+        xbt_free(static_cast<instr_extra_data>(extra_)->sendcounts);
+      if (static_cast<instr_extra_data>(extra_)->recvcounts != nullptr)
+        xbt_free(static_cast<instr_extra_data>(extra_)->recvcounts);
+      xbt_free(extra_);
     }
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    if (extra_ == nullptr)
+      return;
+    instr_extra_data extra = (instr_extra_data)extra_;
+
+    char* process_id = nullptr;
+    // FIXME: dirty extract "rank-" from the name, as we want the bare process id here
+    if (strstr(container->name_, "rank-") == nullptr)
+      process_id = xbt_strdup(container->name_);
+    else
+      process_id = xbt_strdup(container->name_ + 5);
+
+    FILE* trace_file = (FILE*)xbt_dict_get(tracing_files, container->name_);
+
+    switch (extra->type) {
+      case TRACING_INIT:
+        fprintf(trace_file, "%s init\n", process_id);
+        break;
+      case TRACING_FINALIZE:
+        fprintf(trace_file, "%s finalize\n", process_id);
+        break;
+      case TRACING_SEND:
+        fprintf(trace_file, "%s send %d %d %s\n", process_id, extra->dst, extra->send_size, extra->datatype1);
+        break;
+      case TRACING_ISEND:
+        fprintf(trace_file, "%s Isend %d %d %s\n", process_id, extra->dst, extra->send_size, extra->datatype1);
+        break;
+      case TRACING_RECV:
+        fprintf(trace_file, "%s recv %d %d %s\n", process_id, extra->src, extra->send_size, extra->datatype1);
+        break;
+      case TRACING_IRECV:
+        fprintf(trace_file, "%s Irecv %d %d %s\n", process_id, extra->src, extra->send_size, extra->datatype1);
+        break;
+      case TRACING_TEST:
+        fprintf(trace_file, "%s test\n", process_id);
+        break;
+      case TRACING_WAIT:
+        fprintf(trace_file, "%s wait\n", process_id);
+        break;
+      case TRACING_WAITALL:
+        fprintf(trace_file, "%s waitAll\n", process_id);
+        break;
+      case TRACING_BARRIER:
+        fprintf(trace_file, "%s barrier\n", process_id);
+        break;
+      case TRACING_BCAST: // rank bcast size (root) (datatype)
+        fprintf(trace_file, "%s bcast %d ", process_id, extra->send_size);
+        if (extra->root != 0 || (extra->datatype1 && strcmp(extra->datatype1, "")))
+          fprintf(trace_file, "%d %s", extra->root, extra->datatype1);
+        fprintf(trace_file, "\n");
+        break;
+      case TRACING_REDUCE: // rank reduce comm_size comp_size (root) (datatype)
+        fprintf(trace_file, "%s reduce %d %f ", process_id, extra->send_size, extra->comp_size);
+        if (extra->root != 0 || (extra->datatype1 && strcmp(extra->datatype1, "")))
+          fprintf(trace_file, "%d %s", extra->root, extra->datatype1);
+        fprintf(trace_file, "\n");
+        break;
+      case TRACING_ALLREDUCE: // rank allreduce comm_size comp_size (datatype)
+        fprintf(trace_file, "%s allReduce %d %f %s\n", process_id, extra->send_size, extra->comp_size,
+                extra->datatype1);
+        break;
+      case TRACING_ALLTOALL: // rank alltoall send_size recv_size (sendtype) (recvtype)
+        fprintf(trace_file, "%s allToAll %d %d %s %s\n", process_id, extra->send_size, extra->recv_size,
+                extra->datatype1, extra->datatype2);
+        break;
+      case TRACING_ALLTOALLV: // rank alltoallv send_size [sendcounts] recv_size [recvcounts] (sendtype) (recvtype)
+        fprintf(trace_file, "%s allToAllV %d ", process_id, extra->send_size);
+        for (int i = 0; i < extra->num_processes; i++)
+          fprintf(trace_file, "%d ", extra->sendcounts[i]);
+        fprintf(trace_file, "%d ", extra->recv_size);
+        for (int i = 0; i < extra->num_processes; i++)
+          fprintf(trace_file, "%d ", extra->recvcounts[i]);
+        fprintf(trace_file, "%s %s \n", extra->datatype1, extra->datatype2);
+        break;
+      case TRACING_GATHER: // rank gather send_size recv_size root (sendtype) (recvtype)
+        fprintf(trace_file, "%s gather %d %d %d %s %s\n", process_id, extra->send_size, extra->recv_size, extra->root,
+                extra->datatype1, extra->datatype2);
+        break;
+      case TRACING_ALLGATHERV: // rank allgatherv send_size [recvcounts] (sendtype) (recvtype)
+        fprintf(trace_file, "%s allGatherV %d ", process_id, extra->send_size);
+        for (int i = 0; i < extra->num_processes; i++)
+          fprintf(trace_file, "%d ", extra->recvcounts[i]);
+        fprintf(trace_file, "%s %s \n", extra->datatype1, extra->datatype2);
+        break;
+      case TRACING_REDUCE_SCATTER: // rank reducescatter [recvcounts] comp_size (sendtype)
+        fprintf(trace_file, "%s reduceScatter ", process_id);
+        for (int i = 0; i < extra->num_processes; i++)
+          fprintf(trace_file, "%d ", extra->recvcounts[i]);
+        fprintf(trace_file, "%f %s\n", extra->comp_size, extra->datatype1);
+        break;
+      case TRACING_COMPUTING:
+        fprintf(trace_file, "%s compute %f\n", process_id, extra->comp_size);
+        break;
+      case TRACING_SLEEPING:
+        fprintf(trace_file, "%s sleep %f\n", process_id, extra->sleep_duration);
+        break;
+      case TRACING_GATHERV: // rank gatherv send_size [recvcounts] root (sendtype) (recvtype)
+        fprintf(trace_file, "%s gatherV %d ", process_id, extra->send_size);
+        for (int i = 0; i < extra->num_processes; i++)
+          fprintf(trace_file, "%d ", extra->recvcounts[i]);
+        fprintf(trace_file, "%d %s %s\n", extra->root, extra->datatype1, extra->datatype2);
+        break;
+      case TRACING_ALLGATHER: // rank allgather sendcount recvcounts (sendtype) (recvtype)
+        fprintf(trace_file, "%s allGather %d %d %s %s", process_id, extra->send_size, extra->recv_size, extra->datatype1, extra->datatype2);
+        break;
+      case TRACING_WAITANY:
+      case TRACING_SENDRECV:
+      case TRACING_SCATTER:
+      case TRACING_SCATTERV:
+      case TRACING_SCAN:
+      case TRACING_EXSCAN:
+      case TRACING_COMM_SIZE:
+      case TRACING_COMM_SPLIT:
+      case TRACING_COMM_DUP:
+      case TRACING_SSEND:
+      case TRACING_ISSEND:
+      default:
+        XBT_WARN("Call from %s impossible to translate into replay command : Not implemented (yet)", val->name_);
+        break;
+    }
+
+    if (extra->recvcounts != nullptr)
+      xbt_free(extra->recvcounts);
+    if (extra->sendcounts != nullptr)
+      xbt_free(extra->sendcounts);
+    xbt_free(process_id);
+    xbt_free(extra);
+
+  } else {
+    THROW_IMPOSSIBLE;
   }
+}
+
+simgrid::instr::PopStateEvent::PopStateEvent(double timestamp, container_t container, Type* type)
+{
+  this->eventType_ = PAJE_PopState;
+  this->timestamp_ = timestamp;
+  this->type      = type;
+  this->container = container;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)eventType_, this->timestamp_);
 
-  if (true) { // If (sg_config("tracing/caller_location"))
-    stream << " \"" << static_cast<pushState_t>(event->data)->filename
-           << "\" " << static_cast<pushState_t>(event->data)->linenumber;
+  insert_into_buffer (this);
+}
+
+void simgrid::instr::PopStateEvent::print()
+{
+  if (instr_fmt_type == instr_fmt_paje) {
+    XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)eventType_, TRACE_precision(), timestamp_);
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << (int)this->eventType_;
+    print_timestamp(this);
+    stream << " " << type->id_ << " " << container->id_;
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
   }
+}
 
-  print_row();
+simgrid::instr::ResetStateEvent::ResetStateEvent(double timestamp, container_t container, Type* type)
+{
+  this->eventType_ = PAJE_ResetState;
+  this->timestamp_ = timestamp;
+  this->type      = type;
+  this->container = container;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)eventType_, this->timestamp_);
+
+  insert_into_buffer (this);
+  delete[] this;
+}
 
-  if (static_cast<pushState_t>(event->data)->extra != NULL) {
-    if (static_cast<instr_extra_data>(static_cast<pushState_t>(event->data)->extra)->sendcounts != NULL)
-      xbt_free(static_cast<instr_extra_data>(static_cast<pushState_t>(event->data)->extra)->sendcounts);
-    if (static_cast<instr_extra_data>(static_cast<pushState_t>(event->data)->extra)->recvcounts != NULL)
-      xbt_free(static_cast<instr_extra_data>(static_cast<pushState_t>(event->data)->extra)->recvcounts);
-    xbt_free(static_cast<pushState_t>(event->data)->extra);
+void simgrid::instr::ResetStateEvent::print()
+{
+  if (instr_fmt_type == instr_fmt_paje) {
+    XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)eventType_, TRACE_precision(), timestamp_);
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << (int)this->eventType_;
+    print_timestamp(this);
+    stream << " " << type->id_ << " " << container->id_;
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
   }
 }
 
-void print_pajePopState(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  print_default_pajeState_row<popState_t>(event);
-  print_row();
+simgrid::instr::StartLinkEvent::StartLinkEvent(double timestamp, container_t container, Type* type,
+                                               container_t sourceContainer, const char* value, const char* key)
+    : StartLinkEvent(timestamp, container, type, sourceContainer, value, key, -1)
+{}
+
+simgrid::instr::StartLinkEvent::StartLinkEvent(double timestamp, container_t container, Type* type,
+                                               container_t sourceContainer, const char* value, const char* key,
+                                               int size)
+    : container_(container)
+    , type_(type)
+    , sourceContainer_(sourceContainer)
+    , value_(value)
+    , key_(key)
+    , size_(size)
+{
+  eventType_            = PAJE_StartLink;
+  this->timestamp_      = timestamp;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f, value:%s", __FUNCTION__, (int)eventType_, this->timestamp_, this->value_.c_str());
+
+  insert_into_buffer (this);
 }
 
-void print_pajeResetState(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  print_default_pajeState_row<resetState_t>(event);
-  print_row();
+void simgrid::instr::StartLinkEvent::print()
+{
+  if (instr_fmt_type == instr_fmt_paje) {
+    XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)eventType_, TRACE_precision(), timestamp_);
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << (int)this->eventType_;
+    print_timestamp(this);
+    stream << " " << type_->id_ << " " << container_->id_ << " " << value_;
+    stream << " " << sourceContainer_->id_ << " " << key_;
+
+    if (TRACE_display_sizes()) {
+      stream << " " << size_;
+    }
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
+  }
 }
 
-void print_pajeStartLink(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  print_default_pajeLink_row<startLink_t>(event);
-  stream << " " << static_cast<startLink_t>(event->data)->sourceContainer->id
-         << " " << static_cast<startLink_t>(event->data)->key;
+simgrid::instr::EndLinkEvent::EndLinkEvent(double timestamp, container_t container, Type* type,
+                                           container_t destContainer, const char* value, const char* key)
+{
+  this->eventType_    = PAJE_EndLink;
+  this->timestamp_    = timestamp;
+  this->type          = type;
+  this->container     = container;
+  this->destContainer = destContainer;
+  this->value         = xbt_strdup(value);
+  this->key           = xbt_strdup(key);
 
-  if (TRACE_display_sizes()) {
-    stream << " " << static_cast<startLink_t>(event->data)->size;
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)eventType_, this->timestamp_);
+
+  insert_into_buffer (this);
+}
+
+simgrid::instr::EndLinkEvent::~EndLinkEvent()
+{
+  free(value);
+  free(key);
+}
+void simgrid::instr::EndLinkEvent::print()
+{
+  if (instr_fmt_type == instr_fmt_paje) {
+    XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)eventType_, TRACE_precision(), timestamp_);
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << (int)this->eventType_;
+    print_timestamp(this);
+    stream << " " << type->id_ << " " << container->id_ << " " << value;
+    stream << " " << destContainer->id_ << " " << key;
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
   }
-  print_row();
 }
 
-void print_pajeEndLink(paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  print_default_pajeLink_row<startLink_t>(event);
-  stream << " " << static_cast<endLink_t>(event->data)->destContainer->id
-         << " " << static_cast<endLink_t>(event->data)->key;
-  print_row();
+simgrid::instr::NewEvent::NewEvent(double timestamp, container_t container, Type* type, Value* val)
+{
+  this->eventType_                      = PAJE_NewEvent;
+  this->timestamp_                      = timestamp;
+  this->type      = type;
+  this->container = container;
+  this->val                             = val;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)eventType_, this->timestamp_);
+
+  insert_into_buffer (this);
 }
 
-void print_pajeNewEvent (paje_event_t event) {
-  print_paje_debug(__FUNCTION__, event);
-  init_stream<newEvent_t>(event);
-  print_timestamp(event);
-  stream << " " << static_cast<newEvent_t>(event->data)->type->id
-         << " " << static_cast<newEvent_t>(event->data)->container->id
-         << " " << static_cast<newEvent_t>(event->data)->value->id;
-  print_row();
+void simgrid::instr::NewEvent::print()
+{
+  if (instr_fmt_type == instr_fmt_paje) {
+    XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)eventType_, TRACE_precision(), timestamp_);
+    stream << std::fixed << std::setprecision(TRACE_precision());
+    stream << (int)this->eventType_;
+    print_timestamp(this);
+    stream << " " << type->id_ << " " << container->id_ << " " << val->id_;
+    print_row();
+  } else if (instr_fmt_type == instr_fmt_TI) {
+    /* Nothing to do */
+  } else {
+    THROW_IMPOSSIBLE;
+  }
 }
+
+
+void TRACE_TI_start()
+{
+  char *filename = TRACE_get_filename();
+  tracing_file = fopen(filename, "w");
+  if (tracing_file == nullptr)
+    THROWF(system_error, 1, "Tracefile %s could not be opened for writing.", filename);
+
+  XBT_DEBUG("Filename %s is open for writing", filename);
+
+  /* output one line comment */
+  dump_comment(TRACE_get_comment());
+
+  /* output comment file */
+  dump_comment_file(TRACE_get_comment_file());
+}
+
+void TRACE_TI_end()
+{
+  xbt_dict_free(&tracing_files);
+  fclose(tracing_file);
+  char *filename = TRACE_get_filename();
+  XBT_DEBUG("Filename %s is closed", filename);
+}
+