-/* Copyright (c) 2007-2012. The SimGrid Team. All rights reserved. */
+/* 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 <sys/time.h>
-#include "msg/msg.h"
-#include "xbt/sysdep.h" /* calloc, printf */
+#include "simgrid/msg.h"
-/* Create a log channel to have nice outputs. */
-#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");
/*
* Usage:
* 2. kcachegrind
**/
-static double time_precise(void)
-{
- struct timeval tv;
- int ret = gettimeofday(&tv, NULL);
- if (ret < 0)
- xbt_die("gettimeofday");
-
- double now = (double) tv.tv_sec + tv.tv_usec * 0.001 * 0.001;
-
- return now;
+static double time_precise(void) {
+ struct timeval tv;
+ int ret = gettimeofday(&tv, NULL);
+ xbt_assert(ret >= 0, "gettimeofday");
+ return (double) tv.tv_sec + tv.tv_usec * 0.001 * 0.001;
}
-static int computation_fun(int argc, char *argv[])
-{
+static int computation_fun(int argc, char *argv[]) {
for (;;) {
// double clock_sta = time_precise();
// XBT_INFO("%f", clock_end - clock_sta);
}
-
-
return 0;
}
-static void launch_computation_worker(msg_host_t host)
-{
+static void launch_computation_worker(msg_host_t host) {
MSG_process_create("compute", computation_fun, NULL, host);
}
-#if 0
-struct task_priv {
- msg_host_t tx_host;
- msg_process_t tx_proc;
- double clock_sta;
-};
-
-static int communication_tx_fun(int argc, char *argv[])
-{
- xbt_assert(argc == 2);
- const char *mbox = argv[1];
-
- msg_task_t task = MSG_task_create("Task", 1000000, 1000000, NULL);
-
- struct task_priv *priv = xbt_new(struct task_priv, 1);
- priv->tx_proc = MSG_process_self();
- priv->tx_host = MSG_host_self();
- priv->clock_sta = MSG_get_clock();
-
- MSG_task_set_data(task, priv);
-
- MSG_task_send(task, mbox);
-
- return 0;
-}
-
-static int communication_rx_fun(int argc, char *argv[])
-{
- const char *pr_name = MSG_process_get_name(MSG_process_self());
- const char *host_name = MSG_host_get_name(MSG_host_self());
- xbt_assert(argc == 2);
- const char *mbox = argv[1];
-
- msg_task_t task = NULL;
- MSG_task_recv(&task, mbox);
-
- struct task_priv *priv = MSG_task_get_data(task);
- double clock_end = MSG_get_clock();
-
- XBT_INFO("%s:%s to %s:%s => %g sec",
- MSG_host_get_name(priv->tx_host),
- MSG_process_get_name(priv->tx_proc),
- host_name, pr_name, clock_end - priv->clock_sta);
-
- MSG_task_destroy(task);
-
- return 0;
-}
-
-static void launch_communication_worker(msg_host_t tx_host, msg_host_t rx_host)
-{
- char *mbox = bprintf("MBOX:%s-%s",
- MSG_host_get_name(tx_host),
- MSG_host_get_name(rx_host));
- char **argv = NULL;
-
- const char *pr_name_tx = "comm_tx";
- argv = xbt_new(char *, 3);
- argv[0] = xbt_strdup(pr_name_tx);
- argv[1] = xbt_strdup(mbox);
- argv[2] = NULL;
-
- MSG_process_create_with_arguments(pr_name_tx, communication_tx_fun, NULL, tx_host, 2, argv);
-
- const char *pr_name_rx = "comm_rx";
- argv = xbt_new(char *, 3);
- argv[0] = xbt_strdup(pr_name_rx);
- argv[1] = xbt_strdup(mbox);
- argv[2] = NULL;
-
- MSG_process_create_with_arguments(pr_name_rx, communication_rx_fun, NULL, rx_host, 2, argv);
-
- xbt_free(mbox);
-}
-#endif
-
-
-
-
-
-
static int master_main(int argc, char *argv[])
{
xbt_dynar_t hosts_dynar = MSG_hosts_as_dynar();
int i = 0;
for (i = 0; i < npm; i++) {
- pm[i] = xbt_dynar_get_as(hosts_dynar, i, msg_host_t);
+ pm[i] = xbt_dynar_get_as(hosts_dynar, i, msg_host_t);
}
for (i = 0; i < nvm; i++) {
- int pm_index = i % npm;
- char *vm_name = bprintf("vm%d", i);
- vm[i] = MSG_vm_create_core(pm[pm_index], vm_name);
- MSG_vm_start(vm[i]);
+ int pm_index = i % npm;
+ char *vm_name = bprintf("vm%d", i);
+ vm[i] = MSG_vm_create_core(pm[pm_index], vm_name);
+ MSG_vm_start(vm[i]);
launch_computation_worker(vm[i]);
- xbt_free(vm_name);
+ xbt_free(vm_name);
}
-
XBT_INFO("## Test (start)");
for (i = 0; i < 10; i++) {
- double clock_sta = time_precise();
- MSG_process_sleep(1);
- double clock_end = time_precise();
- XBT_INFO("duration %f", clock_end - clock_sta);
+ double clock_sta = time_precise();
+ MSG_process_sleep(1);
+ double clock_end = time_precise();
+ XBT_INFO("duration %f", clock_end - clock_sta);
}
-
for (i = 0; i < nvm; i++) {
- MSG_vm_destroy(vm[i]);
+ MSG_vm_destroy(vm[i]);
}
XBT_INFO("## Test (ended)");
-
return 0;
}
int res = MSG_main();
XBT_INFO("Bye (simulation time %g)", MSG_get_clock());
-
return !(res == MSG_OK);
}