+/* Copyright (c) 2007-2015. 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 <stdio.h>
#include <stdlib.h>
-#include "msg/msg.h"
-/* Create a log channel to have nice outputs. */
+#include "simgrid/msg.h"
#include "xbt/log.h"
#include "xbt/asserts.h"
-XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test,"Messages specific for this msg example");
+XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test,
+ "Messages specific for this msg example");
+
+/** @addtogroup MSG_examples
+ *
+ * - <b>gtnets</b> Simple ping-pong using GTNeTs instead of the SimGrid network models.
+ */
int master(int argc, char *argv[]);
int slave(int argc, char *argv[]);
-MSG_error_t test_all(const char *platform_file, const char *application_file);
-
-typedef enum {
- PORT_22 = 0,
- MAX_CHANNEL
-} channel_t;
-
-#define FINALIZE ((void*)221297) /* a magic number to tell people to stop working */
+msg_error_t test_all(const char *platform_file,
+ const char *application_file);
+
+int timer_start = 1;
+
+//keep a pointer to all surf running tasks.
+#define NTASKS 1500
+int bool_printed = 0;
+double start_time, end_time, elapsed_time;
+double gl_data_size[NTASKS];
+msg_task_t gl_task_array[NTASKS];
+const char *slavenames[NTASKS];
+const char *masternames[NTASKS];
+int gl_task_array_id = 0;
+int count_finished = 0;
/** master */
int master(int argc, char *argv[])
{
char *slavename = NULL;
double task_comm_size = 0;
- m_task_t todo;
- m_host_t slave;
+ msg_task_t todo;
+ char id_alias[10];
+ //unique id to control statistics
+ int id = -1;
+
+ xbt_assert(argc == 4, "Strange number of arguments expected 3 got %d",
+ argc - 1);
/* data size */
- xbt_assert1(sscanf(argv[1],"%lg", &task_comm_size),
- "Invalid argument %s\n", argv[1]);
+ int read;
+ read = sscanf(argv[1], "%lg", &task_comm_size);
+ xbt_assert(read, "Invalid argument %s\n", argv[1]);
/* slave name */
slavename = argv[2];
-
- { /* Task creation. */
+ id = atoi(argv[3]);
+ sprintf(id_alias, "flow_%d", id);
+ slavenames[id] = slavename;
+ TRACE_category(id_alias);
+
+ masternames[id] = MSG_host_get_name(MSG_host_self());
+
+ { /* Task creation. */
char sprintf_buffer[64] = "Task_0";
todo = MSG_task_create(sprintf_buffer, 0, task_comm_size, NULL);
+ MSG_task_set_category(todo, id_alias);
+ //keep track of running tasks
+ gl_task_array[id] = todo;
+ gl_data_size[id] = task_comm_size;
}
- { /* Process organisation */
- slave = MSG_get_host_by_name(slavename);
- }
+ count_finished++;
/* time measurement */
- double start_time = MSG_get_clock();
- MSG_task_put(todo, slave, PORT_22);
- double end_time = MSG_get_clock();
- INFO3("Send completed (to %s). Transfer time: %f\t Agregate bandwidth: %f",
- slave->name, (end_time - start_time), task_comm_size/(end_time-start_time));
- INFO2("Completed peer: %s time: %f", slave->name, (end_time-start_time));
- MSG_task_put(MSG_task_create("finalize", 0, 0, FINALIZE),
- slave, PORT_22);
+ sprintf(id_alias, "%d", id);
+ start_time = MSG_get_clock();
+ MSG_task_send(todo, id_alias);
+ end_time = MSG_get_clock();
+
return 0;
-} /* end_of_master */
+} /* end_of_master */
/** Receiver function */
int slave(int argc, char *argv[])
{
- while(1) {
- m_task_t task = NULL;
- int a;
- a = MSG_task_get(&(task), PORT_22);
- if (a == MSG_OK) {
- if(MSG_task_get_data(task)==FINALIZE) {
- MSG_task_destroy(task);
- break;
+
+ msg_task_t task = NULL;
+ int a;
+ int id = 0;
+#ifdef HAVE_LATENCY_BOUND_TRACKING
+ int limited_latency = 0;
+#endif
+ double remaining = 0;
+ char id_alias[10];
+
+ xbt_assert(argc == 2, "Strange number of arguments expected 1 got %d",
+ argc - 1);
+
+ id = atoi(argv[1]);
+ sprintf(id_alias, "%d", id);
+ int trace_id = id;
+
+ a = MSG_task_receive(&(task), id_alias);
+
+ count_finished--;
+ if(count_finished == 0){
+ timer_start = 0;
+ }
+
+ xbt_assert(a == MSG_OK,"Hey?! What's up? Unexpected behavior");
+
+ elapsed_time = MSG_get_clock() - start_time;
+
+ if (!bool_printed) {
+ bool_printed = 1;
+
+ for (id = 0; id < NTASKS; id++) {
+ if (gl_task_array[id] == NULL) continue;
+ if (gl_task_array[id] == task) {
+#ifdef HAVE_LATENCY_BOUND_TRACKING
+ limited_latency = MSG_task_is_latency_bounded(gl_task_array[id]);
+ if (limited_latency) {
+ XBT_INFO("WARNING FLOW[%d] is limited by latency!!", id);
+ }
+#endif
+ XBT_INFO
+ ("===> Estimated Bw of FLOW[%d] : %f ; message from %s to %s with remaining : %f",
+ id, gl_data_size[id] / elapsed_time, masternames[id],
+ slavenames[id], 0.0);
+ MSG_task_destroy(gl_task_array[id]);
+ gl_task_array[id]=NULL;
+ } else {
+ remaining =
+ MSG_task_get_remaining_communication(gl_task_array[id]);
+#ifdef HAVE_LATENCY_BOUND_TRACKING
+ limited_latency = MSG_task_is_latency_bounded(gl_task_array[id]);
+
+ if (limited_latency) {
+ XBT_INFO("WARNING FLOW[%d] is limited by latency!!", id);
+ }
+#endif
+ XBT_INFO
+ ("===> Estimated Bw of FLOW[%d] : %f ; message from %s to %s with remaining : %f",
+ id, (gl_data_size[id] - remaining) / elapsed_time,
+ masternames[id], slavenames[id], remaining);
+ if(remaining==0) {
+ MSG_task_destroy(gl_task_array[id]);
+ gl_task_array[id]=NULL;
+ }
}
- MSG_task_destroy(task);
- } else {
- INFO0("Hey?! What's up?");
- xbt_assert0(0,"Unexpected behavior.");
}
+ bool_printed = 2;
}
+ char mark[100];
+ snprintf(mark, 100, "flow_%d_finished", trace_id);
+ TRACE_mark("endmark", mark);
+
+ if(bool_printed==2 && gl_task_array[trace_id]) MSG_task_destroy(gl_task_array[trace_id]);
+
return 0;
-} /* end_of_slave */
+} /* end_of_slave */
/** Test function */
-MSG_error_t test_all(const char *platform_file,
- const char *application_file)
+msg_error_t test_all(const char *platform_file,
+ const char *application_file)
{
- MSG_error_t res = MSG_OK;
+ msg_error_t res = MSG_OK;
-/* MSG_config("workstation_model", "GTNETS"); */
- /* MSG_config("workstation_model","KCCFLN05"); */
- { /* Simulation setting */
- MSG_set_channel_number(MAX_CHANNEL);
- MSG_paje_output("msg_test.trace");
+ { /* Simulation setting */
MSG_create_environment(platform_file);
}
- { /* Application deployment */
+
+ TRACE_declare_mark("endmark");
+
+ { /* Application deployment */
MSG_function_register("master", master);
MSG_function_register("slave", slave);
+
MSG_launch_application(application_file);
}
res = MSG_main();
return res;
-} /* end_of_test_all */
-
+} /* end_of_test_all */
/** Main function */
int main(int argc, char *argv[])
{
- MSG_error_t res = MSG_OK;
-
- MSG_global_init(&argc,argv);
- if (argc < 3) {
- printf ("Usage: %s platform_file deployment_file\n",argv[0]);
- exit(1);
- }
- res = test_all(argv[1],argv[2]);
-
- MSG_clean();
-
- if(res==MSG_OK) return 0;
- else return 1;
-} /* end_of_main */
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+ msg_error_t res = MSG_OK;
+ bool_printed = 0;
+
+ MSG_init(&argc, argv);
+ xbt_assert(argc > 2, "Usage: %s platform_file deployment_file\n"
+ "\tExample: %s platform.xml deployment.xml\n",
+ argv[0], argv[0]);
+
+ res = test_all(argv[1], argv[2]);
+
+ return res != MSG_OK;
+}
+
