From bce7b726d0ff3a92f1c01c624e738a125a7cf936 Mon Sep 17 00:00:00 2001 From: schnorr Date: Tue, 19 Oct 2010 12:01:13 +0000 Subject: [PATCH 1/1] adding an example of simdag with tracing functions details: - three categories created, one for each task git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@8433 48e7efb5-ca39-0410-a469-dd3cf9ba447f --- examples/simdag/CMakeLists.txt | 3 + examples/simdag/simdag_trace.c | 141 +++++++++++++++++++++++++++++++++ 2 files changed, 144 insertions(+) create mode 100644 examples/simdag/simdag_trace.c diff --git a/examples/simdag/CMakeLists.txt b/examples/simdag/CMakeLists.txt index b0b9f03870..56f28b02c4 100644 --- a/examples/simdag/CMakeLists.txt +++ b/examples/simdag/CMakeLists.txt @@ -6,6 +6,7 @@ add_executable(ex_sd_test sd_test.c) add_executable(sd_test2 sd_test2.c) add_executable(sd_seq_access sd_seq_access.c) add_executable(sd_test_console sd_test_console.c) +add_executable(simdag_tracing simdag_trace.c) ### Add definitions for compile if(NOT WIN32) @@ -13,6 +14,7 @@ if(NOT WIN32) target_link_libraries(sd_test2 simgrid pthread m ) target_link_libraries(sd_seq_access simgrid pthread m ) target_link_libraries(sd_test_console simgrid pthread m ) + target_link_libraries(simdag_tracing simgrid pthread m ) add_custom_command(TARGET ex_sd_test POST_BUILD @@ -29,6 +31,7 @@ else(NOT WIN32) target_link_libraries(sd_test2 simgrid) target_link_libraries(sd_seq_access simgrid) target_link_libraries(sd_test_console simgrid) + target_link_libraries(simdag_tracing simgrid) add_custom_command(TARGET ex_sd_test POST_BUILD diff --git a/examples/simdag/simdag_trace.c b/examples/simdag/simdag_trace.c new file mode 100644 index 0000000000..3ec3954901 --- /dev/null +++ b/examples/simdag/simdag_trace.c @@ -0,0 +1,141 @@ +/* Copyright (c) 2006, 2007, 2008, 2009, 2010. 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 +#include +#include "simdag/simdag.h" +#include "xbt/ex.h" +#include "xbt/log.h" + +XBT_LOG_NEW_DEFAULT_CATEGORY(sd_seq_access, + "Logging specific to this SimDag example"); + +int main(int argc, char **argv) +{ + int i; + const char *platform_file; + const SD_workstation_t *workstations; + int kind; + SD_task_t task, taskA, taskB, taskC; + xbt_dynar_t changed_tasks; + SD_workstation_t workstation_list[2]; + double computation_amount[2]; + double communication_amount[4] = { 0 }; + double rate = -1.0; + SD_workstation_t w1, w2; + + /* initialisation of SD */ + SD_init(&argc, argv); + + TRACE_start (); + + /* xbt_log_control_set("sd.thres=debug"); */ + + if (argc < 2) { + INFO1("Usage: %s platform_file", argv[0]); + INFO1("example: %s sd_platform.xml", argv[0]); + exit(1); + } + + /* creation of the environment */ + platform_file = argv[1]; + SD_create_environment(platform_file); + + /* Change the access mode of the workstations */ + workstations = SD_workstation_get_list(); + w1 = workstations[0]; + w2 = workstations[1]; + for (i = 0; i < 2; i++) { + SD_workstation_set_access_mode(workstations[i], + SD_WORKSTATION_SEQUENTIAL_ACCESS); + INFO2("Access mode of %s is %s", + SD_workstation_get_name(workstations[i]), + (SD_workstation_get_access_mode(workstations[i]) == + SD_WORKSTATION_SEQUENTIAL_ACCESS) ? "sequential" : "shared"); + } + + /* creation of the tasks and their dependencies */ + taskA = SD_task_create_comp_seq("Task A", NULL, 2e9); + taskB = SD_task_create_comm_e2e("Task B", NULL, 2e9); + taskC = SD_task_create_comp_seq("Task C", NULL, 1e9); + TRACE_category ("taskA"); + TRACE_category ("taskB"); + TRACE_category ("taskC"); + TRACE_sd_set_task_category (taskA, "taskA"); + TRACE_sd_set_task_category (taskB, "taskB"); + TRACE_sd_set_task_category (taskC, "taskC"); + + /* if everything is ok, no exception is forwarded or rethrown by main() */ + + /* watch points */ + SD_task_watch(taskA, SD_RUNNING); + SD_task_watch(taskB, SD_RUNNING); + SD_task_watch(taskC, SD_RUNNING); + SD_task_watch(taskC, SD_DONE); + + + /* scheduling parameters */ + workstation_list[0] = w1; + workstation_list[1] = w2; + computation_amount[0] = SD_task_get_amount(taskA); + computation_amount[1] = SD_task_get_amount(taskB); + + communication_amount[1] = SD_task_get_amount(taskC); + communication_amount[2] = 0.0; + + SD_task_schedule(taskA, 1, &w1, + &(computation_amount[0]), SD_SCHED_NO_COST, rate); + SD_task_schedule(taskB, 2, workstation_list, + SD_SCHED_NO_COST, communication_amount, rate); + SD_task_schedule(taskC, 1, &w1, + &(computation_amount[1]), SD_SCHED_NO_COST, rate); + + /* let's launch the simulation! */ + while (xbt_dynar_length(changed_tasks = SD_simulate(-1.0)) > 0) { + for (i = 0; i < 2; i++) { + task = SD_workstation_get_current_task(workstations[i]); + if (task) + kind = SD_task_get_kind(task); + else { + INFO1("There is no task running on %s", + SD_workstation_get_name(workstations[i])); + continue; + } + + switch (kind) { + case SD_TASK_COMP_SEQ: + INFO2("%s is currently running on %s (SD_TASK_COMP_SEQ)", + SD_task_get_name(task), + SD_workstation_get_name(workstations[i])); + break; + case SD_TASK_COMM_E2E: + INFO2("%s is currently running on %s (SD_TASK_COMM_E2E)", + SD_task_get_name(task), + SD_workstation_get_name(workstations[i])); + break; + case SD_TASK_NOT_TYPED: + INFO1("Task running on %s has no type", + SD_workstation_get_name(workstations[i])); + break; + default: + ERROR0("Shouldn't be here"); + } + } + xbt_dynar_free_container(&changed_tasks); + } + + DEBUG0("Destroying tasks..."); + + SD_task_destroy(taskA); + SD_task_destroy(taskB); + SD_task_destroy(taskC); + + DEBUG0("Tasks destroyed. Exiting SimDag..."); + + SD_exit(); + TRACE_end(); + return 0; +} -- 2.20.1