src/msg/instr_msg_process.cpp

   1 /* Copyright (c) 2010, 2012-2017. The SimGrid Team. All rights reserved.    */
   2
   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. */
   5
   6 #include "simgrid/s4u/Host.hpp"
   7 #include "src/instr/instr_private.hpp"
   8 #include "src/msg/msg_private.hpp"
   9 #include "src/simix/ActorImpl.hpp"
  10
  11 XBT_LOG_NEW_DEFAULT_SUBCATEGORY (instr_msg_process, instr, "MSG process");
  12
  13 std::string instr_pid(msg_process_t proc)
  14 {
  15   return std::string(proc->getCname()) + "-" + std::to_string(proc->getPid());
  16 }
  17
  18 void TRACE_msg_process_change_host(msg_process_t process, msg_host_t new_host)
  19 {
  20   if (TRACE_msg_process_is_enabled()){
  21     static long long int counter = 0;
  22
  23     std::string key = std::to_string(counter++);
  24
  25     //start link
  26     container_t msg = simgrid::instr::Container::byName(instr_pid(process));
  27     simgrid::instr::LinkType* link =
  28         static_cast<simgrid::instr::LinkType*>(simgrid::instr::Type::getRootType()->byName("MSG_PROCESS_LINK"));
  29     link->startEvent(MSG_get_clock(), simgrid::instr::Container::getRootContainer(), msg, "M", key);
  30
  31     //destroy existing container of this process
  32     TRACE_msg_process_destroy (MSG_process_get_name (process), MSG_process_get_PID (process));
  33
  34     //create new container on the new_host location
  35     TRACE_msg_process_create (MSG_process_get_name (process), MSG_process_get_PID (process), new_host);
  36
  37     //end link
  38     msg = simgrid::instr::Container::byName(instr_pid(process));
  39     link->endEvent(MSG_get_clock(), simgrid::instr::Container::getRootContainer(), msg, "M", key);
  40   }
  41 }
  42
  43 void TRACE_msg_process_create (const char *process_name, int process_pid, msg_host_t host)
  44 {
  45   if (TRACE_msg_process_is_enabled()){
  46     container_t host_container = simgrid::instr::Container::byName(host->getName());
  47     new simgrid::instr::Container(std::string(process_name) + "-" + std::to_string(process_pid), "MSG_PROCESS",
  48                                   host_container);
  49   }
  50 }
  51
  52 void TRACE_msg_process_destroy (const char *process_name, int process_pid)
  53 {
  54   if (TRACE_msg_process_is_enabled()) {
  55     container_t process =
  56         simgrid::instr::Container::byNameOrNull(std::string(process_name) + "-" + std::to_string(process_pid));
  57     if (process) {
  58       process->removeFromParent();
  59       delete process;
  60     }
  61   }
  62 }
  63
  64 void TRACE_msg_process_kill(smx_process_exit_status_t status, msg_process_t process)
  65 {
  66   if (TRACE_msg_process_is_enabled() && status == SMX_EXIT_FAILURE) {
  67     //kill means that this process no longer exists, let's destroy it
  68     TRACE_msg_process_destroy(process->getCname(), process->getPid());
  69   }
  70 }
  71
  72 void TRACE_msg_process_suspend(msg_process_t process)
  73 {
  74   if (TRACE_msg_process_is_enabled())
  75     simgrid::instr::Container::byName(instr_pid(process))->getState("MSG_PROCESS_STATE")->pushEvent("suspend");
  76 }
  77
  78 void TRACE_msg_process_resume(msg_process_t process)
  79 {
  80   if (TRACE_msg_process_is_enabled())
  81     simgrid::instr::Container::byName(instr_pid(process))->getState("MSG_PROCESS_STATE")->popEvent();
  82 }
  83
  84 void TRACE_msg_process_sleep_in(msg_process_t process)
  85 {
  86   if (TRACE_msg_process_is_enabled())
  87     simgrid::instr::Container::byName(instr_pid(process))->getState("MSG_PROCESS_STATE")->pushEvent("sleep");
  88 }
  89
  90 void TRACE_msg_process_sleep_out(msg_process_t process)
  91 {
  92   if (TRACE_msg_process_is_enabled())
  93     simgrid::instr::Container::byName(instr_pid(process))->getState("MSG_PROCESS_STATE")->popEvent();
  94 }