-/* Copyright (c) 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2009-2015. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#include <stdio.h>
#include <stdlib.h>
-#include "msg/msg.h" /* Yeah! If you want to use msg, you need to include msg/msg.h */
+#include "simgrid/msg.h" /* Yeah! If you want to use msg, you need to include simgrid/msg.h */
#include "simgrid/simix.h" /* semaphores for the barrier */
#include "xbt.h" /* calloc, printf */
-#include "instr/instr_private.h"
#include <xbt/replay.h>
/** @addtogroup MSG_examples
return value;
}
-static int get_rank(const char *process_name)
+#define ACT_DEBUG(...) \
+ if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose)) { \
+ char *NAME = xbt_str_join_array(action, " "); \
+ XBT_DEBUG(__VA_ARGS__); \
+ xbt_free(NAME); \
+ } else ((void)0)
+
+static void log_action(const char *const *action, double date)
{
- return atoi(&(process_name[1]));
+ if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose)) {
+ char *name = xbt_str_join_array(action, " ");
+ XBT_VERB("%s %f", name, date);
+ xbt_free(name);
+ }
}
static void asynchronous_cleanup(void)
/* My actions */
static void action_send(const char *const *action)
{
- char *name = NULL;
char to[250];
const char *size_str = action[3];
double size = parse_double(size_str);
sprintf(to, "%s_%s", MSG_process_get_name(MSG_process_self()), action[2]);
- if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose))
- name = xbt_str_join_array(action, " ");
-
- XBT_DEBUG("Entering Send: %s (size: %lg)", name, size);
+ ACT_DEBUG("Entering Send: %s (size: %g)", NAME, size);
if (size < 65536) {
action_Isend(action);
} else {
- MSG_task_send(MSG_task_create(name, 0, size, NULL), to);
+ MSG_task_send(MSG_task_create(to, 0, size, NULL), to);
}
- XBT_VERB("%s %f", name, MSG_get_clock() - clock);
-
- free(name);
+ log_action(action, MSG_get_clock() - clock);
asynchronous_cleanup();
}
process_globals_t globals =
(process_globals_t) MSG_process_get_data(MSG_process_self());
-
sprintf(to, "%s_%s", MSG_process_get_name(MSG_process_self()), action[2]);
msg_comm_t comm =
MSG_task_isend(MSG_task_create(to, 0, parse_double(size), NULL), to);
xbt_dynar_push(globals->isends, &comm);
XBT_DEBUG("Isend on %s", MSG_process_get_name(MSG_process_self()));
- XBT_VERB("%s %f", xbt_str_join_array(action, " "), MSG_get_clock() - clock);
-
+ log_action(action, MSG_get_clock() - clock);
asynchronous_cleanup();
}
static void action_recv(const char *const *action)
{
- char *name = NULL;
char mailbox_name[250];
msg_task_t task = NULL;
double clock = MSG_get_clock();
sprintf(mailbox_name, "%s_%s", action[2],
MSG_process_get_name(MSG_process_self()));
- if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose))
- name = xbt_str_join_array(action, " ");
-
- XBT_DEBUG("Receiving: %s", name);
+ ACT_DEBUG("Receiving: %s", NAME);
msg_error_t res = MSG_task_receive(&task, mailbox_name);
- // MSG_task_receive(&task, MSG_process_get_name(MSG_process_self()));
- XBT_VERB("%s %f", name, MSG_get_clock() - clock);
+ log_action(action, MSG_get_clock() - clock);
if (res == MSG_OK) {
MSG_task_destroy(task);
}
-
- free(name);
asynchronous_cleanup();
}
mailbox);
xbt_dynar_push(globals->irecvs, &c);
- XBT_VERB("%s %f", xbt_str_join_array(action, " "), MSG_get_clock() - clock);
-
+ log_action(action, MSG_get_clock() - clock);
asynchronous_cleanup();
}
static void action_wait(const char *const *action)
{
- char *name = NULL;
msg_task_t task = NULL;
msg_comm_t comm;
double clock = MSG_get_clock();
"action wait not preceded by any irecv: %s",
xbt_str_join_array(action, " "));
- if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose))
- name = xbt_str_join_array(action, " ");
-
- XBT_DEBUG("Entering %s", name);
+ ACT_DEBUG("Entering %s", NAME);
comm = xbt_dynar_pop_as(globals->irecvs, msg_comm_t);
MSG_comm_wait(comm, -1);
task = xbt_dynar_pop_as(globals->tasks, msg_task_t);
MSG_comm_destroy(comm);
MSG_task_destroy(task);
- XBT_VERB("%s %f", name, MSG_get_clock() - clock);
- free(name);
+ log_action(action, MSG_get_clock() - clock);
}
/* FIXME: that's a poor man's implementation: we should take the message exchanges into account */
static void action_barrier(const char *const *action)
{
- char *name = NULL;
static smx_mutex_t mutex = NULL;
static smx_cond_t cond = NULL;
static int processes_arrived_sofar = 0;
- if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose))
- name = xbt_str_join_array(action, " ");
-
if (mutex == NULL) { // first arriving on the barrier
mutex = simcall_mutex_init();
cond = simcall_cond_init();
processes_arrived_sofar = 0;
}
- XBT_DEBUG("Entering barrier: %s (%d already there)", name,
+ ACT_DEBUG("Entering barrier: %s (%d already there)", NAME,
processes_arrived_sofar);
simcall_mutex_lock(mutex);
simcall_mutex_unlock(mutex);
}
- XBT_DEBUG("Exiting barrier: %s", name);
+ ACT_DEBUG("Exiting barrier: %s", NAME);
processes_arrived_sofar--;
if (!processes_arrived_sofar) {
- simcall_cond_destroy(cond);
- simcall_mutex_destroy(mutex);
+ SIMIX_cond_destroy(cond);
+ SIMIX_mutex_destroy(mutex);
mutex = NULL;
}
-
- free(name);
-
}
static void action_reduce(const char *const *action)
{
+ int i;
char *reduce_identifier;
char mailbox[80];
double comm_size = parse_double(action[2]);
if (!strcmp(process_name, "p0")) {
XBT_DEBUG("%s: %s is the Root", reduce_identifier, process_name);
- xbt_dynar_t comms = xbt_dynar_new(sizeof(msg_comm_t), NULL);
+ msg_comm_t *comms = xbt_new0(msg_comm_t, communicator_size - 1);
msg_task_t *tasks = xbt_new0(msg_task_t, communicator_size - 1);
- int i;
-
for (i = 1; i < communicator_size; i++) {
sprintf(mailbox, "%s_p%d_p0", reduce_identifier, i);
- xbt_dynar_push_as(comms, msg_comm_t,
- MSG_task_irecv(&(tasks[i - 1]), mailbox));
+ comms[i - 1] = MSG_task_irecv(&(tasks[i - 1]), mailbox);
}
- MSG_comm_waitall(comms, -1);
-
- msg_comm_t comm;
- unsigned int cursor;
- xbt_dynar_foreach(comms, cursor, comm) {
- MSG_comm_destroy(comm);
- MSG_task_destroy(tasks[cursor]);
+ MSG_comm_waitall(comms, communicator_size - 1, -1);
+ for (i = 1; i < communicator_size; i++) {
+ MSG_comm_destroy(comms[i - 1]);
+ MSG_task_destroy(tasks[i - 1]);
}
- free(tasks);
- xbt_dynar_free(&comms);
+ xbt_free(comms);
+ xbt_free(tasks);
comp_task = MSG_task_create("reduce_comp", comp_size, 0, NULL);
XBT_DEBUG("%s: computing 'reduce_comp'", reduce_identifier);
mailbox);
}
- XBT_VERB("%s %f", xbt_str_join_array(action, " "), MSG_get_clock() - clock);
- free(reduce_identifier);
+ log_action(action, MSG_get_clock() - clock);
+ xbt_free(reduce_identifier);
}
static void action_bcast(const char *const *action)
if (!strcmp(process_name, "p0")) {
XBT_DEBUG("%s: %s is the Root", bcast_identifier, process_name);
- xbt_dynar_t comms = xbt_dynar_new(sizeof(msg_comm_t), NULL);
-
+ msg_comm_t *comms = xbt_new0(msg_comm_t, communicator_size - 1);
for (i = 1; i < communicator_size; i++) {
sprintf(mailbox, "%s_p0_p%d", bcast_identifier, i);
- xbt_dynar_push_as(comms, msg_comm_t,
- MSG_task_isend(MSG_task_create
- (mailbox, 0, comm_size, NULL), mailbox));
- }
- MSG_comm_waitall(comms, -1);
-
- msg_comm_t comm;
- unsigned int cursor;
- xbt_dynar_foreach(comms, cursor, comm) {
- MSG_comm_destroy(comm);
+ comms[i - 1] =
+ MSG_task_isend(MSG_task_create(mailbox, 0, comm_size, NULL), mailbox);
}
- xbt_dynar_free(&comms);
-
+ MSG_comm_waitall(comms, communicator_size - 1, -1);
+ for (i = 1; i < communicator_size; i++)
+ MSG_comm_destroy(comms[i - 1]);
+ xbt_free(comms);
XBT_DEBUG("%s: all messages sent by %s have been received",
bcast_identifier, process_name);
XBT_DEBUG("%s: %s has received", bcast_identifier, process_name);
}
- XBT_VERB("%s %f", xbt_str_join_array(action, " "), MSG_get_clock() - clock);
- free(bcast_identifier);
+ log_action(action, MSG_get_clock() - clock);
+ xbt_free(bcast_identifier);
}
static void action_sleep(const char *const *action)
{
- char *name = NULL;
const char *duration = action[2];
double clock = MSG_get_clock();
- if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose))
- name = xbt_str_join_array(action, " ");
-
- XBT_DEBUG("Entering %s", name);
+ ACT_DEBUG("Entering %s", NAME);
MSG_process_sleep(parse_double(duration));
- XBT_VERB("%s %f ", name, MSG_get_clock() - clock);
-
- free(name);
+ log_action(action, MSG_get_clock() - clock);
}
static void action_allReduce(const char *const *action)
{
+ int i;
char *allreduce_identifier;
char mailbox[80];
double comm_size = parse_double(action[2]);
if (!strcmp(process_name, "p0")) {
XBT_DEBUG("%s: %s is the Root", allreduce_identifier, process_name);
- xbt_dynar_t comms = xbt_dynar_new(sizeof(msg_comm_t), NULL);
+ msg_comm_t *comms = xbt_new0(msg_comm_t, communicator_size - 1);
msg_task_t *tasks = xbt_new0(msg_task_t, communicator_size - 1);
- int i;
for (i = 1; i < communicator_size; i++) {
sprintf(mailbox, "%s_p%d_p0", allreduce_identifier, i);
- xbt_dynar_push_as(comms, msg_comm_t,
- MSG_task_irecv(&(tasks[i - 1]), mailbox));
+ comms[i - 1] = MSG_task_irecv(&(tasks[i - 1]), mailbox);
}
- MSG_comm_waitall(comms, -1);
-
- msg_comm_t comm;
- unsigned int cursor;
- xbt_dynar_foreach(comms, cursor, comm) {
- MSG_comm_destroy(comm);
- MSG_task_destroy(tasks[cursor]);
+ MSG_comm_waitall(comms, communicator_size - 1, -1);
+ for (i = 1; i < communicator_size; i++) {
+ MSG_comm_destroy(comms[i - 1]);
+ MSG_task_destroy(tasks[i - 1]);
}
- free(tasks);
+ xbt_free(tasks);
comp_task = MSG_task_create("allReduce_comp", comp_size, 0, NULL);
XBT_DEBUG("%s: computing 'reduce_comp'", allreduce_identifier);
MSG_task_destroy(comp_task);
XBT_DEBUG("%s: computed", allreduce_identifier);
- xbt_dynar_reset(comms);
for (i = 1; i < communicator_size; i++) {
sprintf(mailbox, "%s_p0_p%d", allreduce_identifier, i);
- xbt_dynar_push_as(comms, msg_comm_t,
- MSG_task_isend(MSG_task_create
- (mailbox, 0, comm_size, NULL), mailbox));
+ comms[i - 1] =
+ MSG_task_isend(MSG_task_create(mailbox, 0, comm_size, NULL), mailbox);
}
- MSG_comm_waitall(comms, -1);
- xbt_dynar_foreach(comms, cursor, comm) {
- MSG_comm_destroy(comm);
- }
- xbt_dynar_free(&comms);
+ MSG_comm_waitall(comms, communicator_size - 1, -1);
+ for (i = 1; i < communicator_size; i++)
+ MSG_comm_destroy(comms[i - 1]);
+ xbt_free(comms);
XBT_DEBUG("%s: all messages sent by %s have been received",
allreduce_identifier, process_name);
XBT_DEBUG("%s: %s has received", allreduce_identifier, process_name);
}
- if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose)) {
- char *a = xbt_str_join_array(action, " ");
- XBT_VERB("%s %f", a, MSG_get_clock() - clock);
- free(a);
- }
- free(allreduce_identifier);
+ log_action(action, MSG_get_clock() - clock);
+ xbt_free(allreduce_identifier);
}
static void action_comm_size(const char *const *action)
{
- char *name = NULL;
const char *size = action[2];
double clock = MSG_get_clock();
- if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose))
- name = xbt_str_join_array(action, " ");
communicator_size = parse_double(size);
- XBT_VERB("%s %f", name, MSG_get_clock() - clock);
- free(name);
+ log_action(action, MSG_get_clock() - clock);
}
static void action_compute(const char *const *action)
{
- char *name = NULL;
- const char *amout = action[2];
- msg_task_t task = MSG_task_create(name, parse_double(amout), 0, NULL);
+ const char *amount = action[2];
+ msg_task_t task = MSG_task_create("task", parse_double(amount), 0, NULL);
double clock = MSG_get_clock();
- if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose))
- name = xbt_str_join_array(action, " ");
- XBT_DEBUG("Entering %s", name);
+ ACT_DEBUG("Entering %s", NAME);
MSG_task_execute(task);
MSG_task_destroy(task);
- XBT_VERB("%s %f", name, MSG_get_clock() - clock);
- free(name);
+ log_action(action, MSG_get_clock() - clock);
}
static void action_init(const char *const *action)
process_globals_t globals =
(process_globals_t) MSG_process_get_data(MSG_process_self());
if (globals) {
+ asynchronous_cleanup();
xbt_dynar_free_container(&(globals->isends));
xbt_dynar_free_container(&(globals->irecvs));
xbt_dynar_free_container(&(globals->tasks));
- free(globals);
+ xbt_free(globals);
}
}
/* Check the given arguments */
MSG_init(&argc, argv);
- if (argc < 3) {
- printf("Usage: %s platform_file deployment_file [action_files]\n", argv[0]);
- printf
- ("example: %s msg_platform.xml msg_deployment.xml actions # if all actions are in the same file\n",
- argv[0]);
- printf
- ("example: %s msg_platform.xml msg_deployment.xml # if actions are in separate files, specified in deployment\n",
- argv[0]);
- exit(1);
- }
-
+ /* Explicit initialization of the action module is required now*/
+ MSG_action_init();
+
+ xbt_assert(argc > 2,
+ "Usage: %s platform_file deployment_file [action_files]\n"
+ "\t# if all actions are in the same file\n"
+ "\tExample: %s msg_platform.xml msg_deployment.xml actions\n"
+ "\t# if actions are in separate files, specified in deployment\n"
+ "\tExample: %s msg_platform.xml msg_deployment.xml ",
+ argv[0],argv[0],argv[0]);
+
+ printf("WARNING: THIS BINARY IS KINDA DEPRECATED\n"
+ "This example is still relevant if you want to learn about MSG-based trace replay, "
+ "but if you want to simulate MPI-like traces, you should use the newer version "
+ "that is in the examples/smpi/replay directory instead.\n");
+
/* Simulation setting */
MSG_create_environment(argv[1]);
XBT_INFO("Simulation time %g", MSG_get_clock());
- if (res == MSG_OK)
- return 0;
- else
- return 1;
+ /* Explicit finalization of the action module is required now*/
+ MSG_action_exit();
+
+ return res != MSG_OK;
} /* end_of_main */
