-/* Copyright (c) 2007-2017. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2007-2019. 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. */
* interfaces, but it's not possible ATM).
*/
-static int runner(int argc, char* argv[])
+static int runner(XBT_ATTRIB_UNUSED int argc, XBT_ATTRIB_UNUSED char* argv[])
{
/* Retrieve the list of all hosts as an array of hosts */
- int hosts_count = MSG_get_host_number();
+ int host_count = MSG_get_host_number();
msg_host_t* hosts = xbt_dynar_to_array(MSG_hosts_as_dynar());
XBT_INFO("First, build a classical parallel task, with 1 Gflop to execute on each node, "
"and 10MB to exchange between each pair");
- double* computation_amounts = xbt_new0(double, hosts_count);
- double* communication_amounts = xbt_new0(double, hosts_count* hosts_count);
+ double* computation_amounts = xbt_new0(double, host_count);
+ double* communication_amounts = xbt_new0(double, host_count* host_count);
- for (int i = 0; i < hosts_count; i++)
+ for (int i = 0; i < host_count; i++)
computation_amounts[i] = 1e9; // 1 Gflop
- for (int i = 0; i < hosts_count; i++)
- for (int j = i + 1; j < hosts_count; j++)
- communication_amounts[i * hosts_count + j] = 1e7; // 10 MB
+ for (int i = 0; i < host_count; i++)
+ for (int j = i + 1; j < host_count; j++)
+ communication_amounts[i * host_count + j] = 1e7; // 10 MB
msg_task_t ptask =
- MSG_parallel_task_create("parallel task", hosts_count, hosts, computation_amounts, communication_amounts, NULL);
+ MSG_parallel_task_create("parallel task", host_count, hosts, computation_amounts, communication_amounts, NULL);
MSG_parallel_task_execute(ptask);
MSG_task_destroy(ptask);
xbt_free(communication_amounts);
xbt_free(computation_amounts);
XBT_INFO("We can do the same with a timeout of one second enabled.");
- computation_amounts = xbt_new0(double, hosts_count);
- communication_amounts = xbt_new0(double, hosts_count* hosts_count);
- for (int i = 0; i < hosts_count; i++)
+ computation_amounts = xbt_new0(double, host_count);
+ communication_amounts = xbt_new0(double, host_count* host_count);
+ for (int i = 0; i < host_count; i++)
computation_amounts[i] = 1e9; // 1 Gflop
- for (int i = 0; i < hosts_count; i++)
- for (int j = i + 1; j < hosts_count; j++)
- communication_amounts[i * hosts_count + j] = 1e7; // 10 MB
+ for (int i = 0; i < host_count; i++)
+ for (int j = i + 1; j < host_count; j++)
+ communication_amounts[i * host_count + j] = 1e7; // 10 MB
ptask =
- MSG_parallel_task_create("parallel task", hosts_count, hosts, computation_amounts, communication_amounts, NULL);
+ MSG_parallel_task_create("parallel task", host_count, hosts, computation_amounts, communication_amounts, NULL);
msg_error_t errcode = MSG_parallel_task_execute_with_timeout(ptask, 1 /* timeout (in seconds)*/);
xbt_assert(errcode == MSG_TIMEOUT, "Woops, this did not timeout as expected... Please report that bug.");
MSG_task_destroy(ptask);
xbt_free(computation_amounts);
XBT_INFO("Then, build a parallel task involving only computations and no communication (1 Gflop per node)");
- computation_amounts = xbt_new0(double, hosts_count);
- for (int i = 0; i < hosts_count; i++)
+ computation_amounts = xbt_new0(double, host_count);
+ for (int i = 0; i < host_count; i++)
computation_amounts[i] = 1e9; // 1 Gflop
- ptask = MSG_parallel_task_create("parallel exec", hosts_count, hosts, computation_amounts, NULL /* no comm */, NULL);
+ ptask = MSG_parallel_task_create("parallel exec", host_count, hosts, computation_amounts, NULL /* no comm */, NULL);
MSG_parallel_task_execute(ptask);
MSG_task_destroy(ptask);
xbt_free(computation_amounts);
XBT_INFO("Then, build a parallel task with no computation nor communication (synchro only)");
- computation_amounts = xbt_new0(double, hosts_count);
- communication_amounts = xbt_new0(double, hosts_count* hosts_count); /* memset to 0 by xbt_new0 */
+ computation_amounts = xbt_new0(double, host_count);
+ communication_amounts = xbt_new0(double, host_count* host_count); /* memset to 0 by xbt_new0 */
ptask =
- MSG_parallel_task_create("parallel sync", hosts_count, hosts, computation_amounts, communication_amounts, NULL);
+ MSG_parallel_task_create("parallel sync", host_count, hosts, computation_amounts, communication_amounts, NULL);
MSG_parallel_task_execute(ptask);
MSG_task_destroy(ptask);
xbt_free(communication_amounts);