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/* Copyright (c) 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
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* All rights reserved. */
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/* This program is free software; you can redistribute it and/or modify it
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* under the terms of the license (GNU LGPL) which comes with this package. */
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#include "simdag/simdag.h"
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XBT_LOG_NEW_DEFAULT_CATEGORY(sd_typed_tasks_test,
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"Logging specific to this SimDag example");
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int main(int argc, char **argv)
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const char *platform_file;
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const SD_workstation_t *workstations;
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SD_task_t task, seq_comp1, e2e_comm, seq_comp2;
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SD_task_t par_comp1, redist, par_comp2, par_comp3;
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xbt_dynar_t changed_tasks;
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double computation_amount[4];
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double communication_amount[16] = { 0 };
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SD_workstation_t workstation_list[4];
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/* initialization of SD */
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/* xbt_log_control_set("sd.thres=debug"); */
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XBT_INFO("Usage: %s platform_file", argv[0]);
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XBT_INFO("example: %s sd_platform.xml", argv[0]);
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/* creation of the environment */
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platform_file = argv[1];
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SD_create_environment(platform_file);
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workstations = SD_workstation_get_list();
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/* creation of some typed tasks and their dependencies */
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seq_comp1 = SD_task_create_comp_seq("Seq. comp. 1", NULL, 1e9);
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e2e_comm = SD_task_create_comm_e2e("E2E comm.", NULL, 1e7);
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seq_comp2 = SD_task_create_comp_seq("Seq. comp 2.", NULL, 1e9);
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par_comp1 = SD_task_create_comp_par_amdahl("Par. Comp. 1", NULL, 1e9, 0.2);
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redist = SD_task_create_comm_par_mxn_1d_block("MxN redist", NULL, 1.2e8);
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par_comp2 = SD_task_create_comp_par_amdahl("Par. Comp. 2", NULL, 3e8, 0.5);
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par_comp3 = SD_task_create("Par. Comp. 3", NULL, 1e9);
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SD_task_dependency_add(NULL, NULL, seq_comp1, e2e_comm);
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SD_task_dependency_add(NULL, NULL, e2e_comm, seq_comp2);
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SD_task_dependency_add(NULL, NULL, par_comp1, redist);
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SD_task_dependency_add(NULL, NULL, redist, par_comp2);
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SD_task_schedulel(seq_comp1, 1, workstations[8]);
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SD_task_schedulel(seq_comp2, 1, workstations[9]);
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SD_task_schedulev(par_comp1, 4, workstations);
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SD_task_schedulev(par_comp2, 3, workstations);
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/* Let's unschedule these tasks and test the auto-scheduling in the
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SD_task_unschedule(par_comp1);
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SD_task_unschedule(par_comp2);
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SD_task_unschedule(redist); /* yes, it was scheduled too */
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SD_task_schedulev(par_comp2, 3, workstations);
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SD_task_schedulev(par_comp1, 4, workstations);
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workstation_list[i]=workstations[i+4];
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/* Apply Amdahl's law manually assuming a 20% serial part */
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computation_amount[i]=(0.2 + (1 - 0.2)/4) * SD_task_get_amount(par_comp3);
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SD_task_schedule(par_comp3, 4, workstation_list,
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computation_amount, communication_amount, -1);
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changed_tasks = SD_simulate(-1.0);
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xbt_dynar_foreach(changed_tasks, ctr, task) {
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XBT_INFO("Task '%s' start time: %f, finish time: %f",
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SD_task_get_name(task),
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SD_task_get_start_time(task), SD_task_get_finish_time(task));
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SD_task_destroy(task);