src/instr/instr_msg_process.c

   1 /* Copyright (c) 2010. The SimGrid Team.
   2  * All rights reserved.                                                     */
   3
   4 /* This program is free software; you can redistribute it and/or modify it
   5   * under the terms of the license (GNU LGPL) which comes with this package. */
   6
   7 #include "instr/instr_private.h"
   8
   9 #ifdef HAVE_TRACING
  10
  11 XBT_LOG_NEW_DEFAULT_SUBCATEGORY (instr_msg_process, instr, "MSG process");
  12
  13 /*
  14  * TRACE_msg_set_process_category: tracing interface function
  15  */
  16 void TRACE_msg_set_process_category(m_process_t process, const char *category, const char *color)
  17 {
  18   if (!(TRACE_is_enabled() &&
  19       TRACE_msg_process_is_enabled())) return;
  20
  21   xbt_assert3(process->category == NULL,
  22       "Process %p(%s) already has a category (%s).",
  23       process, process->name, process->category);
  24   xbt_assert2(process->name != NULL,
  25       "Process %p(%s) must have a unique name in order to be traced.",
  26       process, process->name);
  27   xbt_assert3(getContainer(process->name)==NULL,
  28       "Process %p(%s). Tracing already knows a process with name %s."
  29       "The name of each process must be unique.", process, process->name, process->name);
  30
  31   if (category == NULL) {
  32     //if user provides a NULL category, process is no longer traced
  33     xbt_free (process->category);
  34     process->category = NULL;
  35     return;
  36   }
  37
  38   //set process category
  39   process->category = xbt_strdup(category);
  40   DEBUG3("MSG process %p(%s), category %s", process, process->name, process->category);
  41
  42   m_host_t host = MSG_process_get_host(process);
  43   container_t host_container = getContainer(host->name);
  44   container_t msg = newContainer(process->name, INSTR_MSG_PROCESS, host_container);
  45   type_t type = getType (category);
  46   if (!type){
  47     type = newVariableType(category, TYPE_VARIABLE, color, msg->type);
  48   }
  49   pajeSetVariable(SIMIX_get_clock(), type->id, msg->id, "1");
  50
  51   type = getType ("MSG_PROCESS_STATE");
  52   pajeSetState (MSG_get_clock(), type->id, msg->id, "executing");
  53 }
  54
  55 /*
  56  * Instrumentation functions to trace MSG processes (m_process_t)
  57  */
  58 void TRACE_msg_process_change_host(m_process_t process, m_host_t old_host, m_host_t new_host)
  59 {
  60   if (!(TRACE_is_enabled() &&
  61       TRACE_msg_process_is_enabled() &&
  62       process->category)) return;
  63
  64   //destroy existing container of this process
  65   destroyContainer(getContainer(process->name));
  66
  67   //create new container on the new_host location
  68   container_t msg = newContainer(process->name, INSTR_MSG_PROCESS, getContainer(new_host->name));
  69   type_t type = getType (process->category);
  70   pajeSetVariable(SIMIX_get_clock(), type->id, msg->id, "1");
  71 }
  72
  73 void TRACE_msg_process_kill(m_process_t process)
  74 {
  75   if (!(TRACE_is_enabled() &&
  76       TRACE_msg_process_is_enabled() &&
  77       process->category)) return;
  78
  79   //kill means that this process no longer exists, let's destroy it
  80   destroyContainer (getContainer(process->name));
  81 }
  82
  83 void TRACE_msg_process_suspend(m_process_t process)
  84 {
  85   if (!(TRACE_is_enabled() &&
  86       TRACE_msg_process_is_enabled() &&
  87       process->category)) return;
  88
  89   container_t process_container = getContainer (process->name);
  90   type_t type = getType ("MSG_PROCESS_STATE");
  91   pajePushState (MSG_get_clock(), type->id, process_container->id, "suspend");
  92 }
  93
  94 void TRACE_msg_process_resume(m_process_t process)
  95 {
  96   if (!(TRACE_is_enabled() &&
  97       TRACE_msg_process_is_enabled() &&
  98       process->category)) return;
  99
 100   container_t process_container = getContainer (process->name);
 101   type_t type = getType ("MSG_PROCESS_STATE");
 102   pajePopState (MSG_get_clock(), type->id, process_container->id);
 103 }
 104
 105 void TRACE_msg_process_sleep_in(m_process_t process)
 106 {
 107   if (!(TRACE_is_enabled() &&
 108       TRACE_msg_process_is_enabled() &&
 109       process->category)) return;
 110
 111   container_t process_container = getContainer (process->name);
 112   type_t type = getType ("MSG_PROCESS_STATE");
 113   pajePushState (MSG_get_clock(), type->id, process_container->id, "sleep");
 114 }
 115
 116 void TRACE_msg_process_sleep_out(m_process_t process)
 117 {
 118   if (!(TRACE_is_enabled() &&
 119       TRACE_msg_process_is_enabled() &&
 120       process->category)) return;
 121
 122   container_t process_container = getContainer (process->name);
 123   type_t type = getType ("MSG_PROCESS_STATE");
 124   pajePopState (MSG_get_clock(), type->id, process_container->id);
 125 }
 126
 127 void TRACE_msg_process_end(m_process_t process)
 128 {
 129   if (!(TRACE_is_enabled() &&
 130       TRACE_msg_process_is_enabled() &&
 131       process->category)) return;
 132
 133   //that's the end, let's destroy it
 134   destroyContainer (getContainer(process->name));
 135 }
 136
 137 #endif /* HAVE_TRACING */