xbt_dynar_foreach(dax, cursor, task) {
int kind = SD_task_get_kind(task);
SD_workstation_t *wsl = SD_task_get_workstation_list(task);
switch (kind) {
case SD_TASK_COMP_SEQ:
fprintf(out, "[%f] %s compute %f # %s\n",
SD_task_get_start_time(task),
SD_workstation_get_name(wsl[0]), SD_task_get_amount(task),
SD_task_get_name(task));
break;
case SD_TASK_COMM_E2E:
fprintf(out, "[%f] %s send %s %f # %s\n",
SD_task_get_start_time(task),
SD_workstation_get_name(wsl[0]),
SD_workstation_get_name(wsl[1]), SD_task_get_amount(task),
SD_task_get_name(task));
fprintf(out, "[%f] %s recv %s %f # %s\n",
SD_task_get_finish_time(task),
SD_workstation_get_name(wsl[1]),
SD_workstation_get_name(wsl[0]), SD_task_get_amount(task),
SD_task_get_name(task));
break;
default:
xbt_die("Task %s is of unknown kind %d", SD_task_get_name(task),
SD_task_get_kind(task));
}
SD_task_destroy(task);
}
static void scheduleDAX(xbt_dynar_t dax)
{
unsigned int cursor;
SD_task_t task;
const SD_workstation_t *ws_list = SD_workstation_get_list();
int totalHosts = SD_workstation_get_number();
qsort((void *) ws_list, totalHosts, sizeof(SD_workstation_t),
name_compare_hosts);
int count = SD_workstation_get_number();
//fprintf(stdout, "No. workstations: %d, %d\n", count, (dax != NULL));
xbt_dynar_foreach(dax, cursor, task) {
if (SD_task_get_kind(task) == SD_TASK_COMP_SEQ) {
if (!strcmp(SD_task_get_name(task), "end")
|| !strcmp(SD_task_get_name(task), "root")) {
fprintf(stdout, "Scheduling %s to node: %s\n", SD_task_get_name(task),
SD_workstation_get_name(ws_list[0]));
SD_task_schedulel(task, 1, ws_list[0]);
} else {
fprintf(stdout, "Scheduling %s to node: %s\n", SD_task_get_name(task),
SD_workstation_get_name(ws_list[(cursor) % count]));
SD_task_schedulel(task, 1, ws_list[(cursor) % count]);
}
}
}
}
static int name_compare_hosts(const void *n1, const void *n2)
{
char name1[80], name2[80];
strcpy(name1, SD_workstation_get_name(*((SD_workstation_t *) n1)));
strcpy(name2, SD_workstation_get_name(*((SD_workstation_t *) n2)));
return strcmp(name1, name2);
}
int main(int argc, char **argv)
{
const char *platform_file;
const SD_workstation_t *workstations;
int ws_nr;
SD_workstation_t w1 = NULL;
SD_workstation_t w2 = NULL;
const char *name1, *name2;
int i, j, k;
/* initialisation of SD */
SD_init(&argc, argv);
/* xbt_log_control_set("sd.thres=debug"); */
if (argc < 2) {
XBT_INFO("Usage: %s platform_file", argv[0]);
XBT_INFO("example: %s sd_platform.xml", argv[0]);
exit(1);
}
/* creation of the environment */
platform_file = argv[1];
SD_create_environment(platform_file);
/* test the estimation functions */
workstations = SD_workstation_get_list();
ws_nr = SD_workstation_get_number();
/* Show routes between all workstation */
for (i = 0; i < ws_nr; i++) {
for (j = 0; j < ws_nr; j++) {
const SD_link_t *route;
int route_size;
w1 = workstations[i];
w2 = workstations[j];
name1 = SD_workstation_get_name(w1);
name2 = SD_workstation_get_name(w2);
XBT_INFO("Route between %s and %s:", name1, name2);
route = SD_route_get_list(w1, w2);
route_size = SD_route_get_size(w1, w2);
for (k = 0; k < route_size; k++) {
XBT_INFO("\tLink %s: latency = %f, bandwidth = %f",
SD_link_get_name(route[k]),
SD_link_get_current_latency(route[k]),
SD_link_get_current_bandwidth(route[k]));
}
}
}
SD_exit();
return 0;
}
int main(int argc, char **argv)
{
unsigned int ctr;
const SD_workstation_t *workstations;
int total_nworkstations;
xbt_dict_t current_storage_list;
char *mount_name;
char *storage_name;
xbt_dict_cursor_t cursor = NULL;
SD_init(&argc, argv);
/* Set the workstation model to default, as storage is not supported by the
* ptask_L07 model yet.
*/
SD_config("host/model", "default");
SD_create_environment(argv[1]);
workstations = SD_workstation_get_list();
total_nworkstations = SD_workstation_get_number();
for (ctr=0; ctr<total_nworkstations;ctr++){
current_storage_list = SD_workstation_get_mounted_storage_list(workstations[ctr]);
xbt_dict_foreach(current_storage_list,cursor,mount_name,storage_name)
XBT_INFO("Workstation '%s' mounts '%s'",
SD_workstation_get_name(workstations[ctr]), mount_name);
xbt_dict_free(¤t_storage_list);
}
SD_exit();
return 0;
}
/** @brief Displays debugging informations about a workstation */
void SD_workstation_dump(SD_workstation_t ws)
{
xbt_dict_t props;
xbt_dict_cursor_t cursor=NULL;
char *key,*data;
SD_task_t task = NULL;
XBT_INFO("Displaying workstation %s", SD_workstation_get_name(ws));
XBT_INFO(" - power: %.0f", SD_workstation_get_power(ws));
XBT_INFO(" - available power: %.2f", SD_workstation_get_available_power(ws));
switch (sg_host_sd(ws)->access_mode){
case SD_WORKSTATION_SHARED_ACCESS:
XBT_INFO(" - access mode: Space shared");
break;
case SD_WORKSTATION_SEQUENTIAL_ACCESS:
XBT_INFO(" - access mode: Exclusive");
task = SD_workstation_get_current_task(ws);
if(task)
XBT_INFO(" current running task: %s",
SD_task_get_name(task));
else
XBT_INFO(" no task running");
break;
default: break;
}
props = SD_workstation_get_properties(ws);
if (!xbt_dict_is_empty(props)){
XBT_INFO(" - properties:");
xbt_dict_foreach(props,cursor,key,data) {
XBT_INFO(" %s->%s",key,data);
}
int main(int argc, char **argv)
{
const SD_workstation_t *workstations;
SD_workstation_t w1;
SD_workstation_t w2;
const char *name1;
const char *name2;
xbt_dict_t props;
xbt_dict_cursor_t cursor = NULL;
char *key, *data;
char noexist[] = "NoProp";
const char *value;
char exist[] = "Hdd";
/* initialisation of SD */
SD_init(&argc, argv);
if (argc < 2) {
XBT_INFO("Usage: %s platform_file", argv[0]);
XBT_INFO("example: %s sd_platform.xml", argv[0]);
exit(1);
}
SD_create_environment(argv[1]);
/* init of platform elements */
workstations = SD_workstation_get_list();
w1 = workstations[0];
w2 = workstations[1];
SD_workstation_set_access_mode(w2, SD_WORKSTATION_SEQUENTIAL_ACCESS);
name1 = SD_workstation_get_name(w1);
name2 = SD_workstation_get_name(w2);
/* The host properties can be retrived from all interfaces */
XBT_INFO("Property list for workstation %s", name1);
/* Get the property list of the workstation 1 */
props = SD_workstation_get_properties(w1);
/* Trying to set a new property */
xbt_dict_set(props, "NewProp", strdup("newValue"), NULL);
/* Print the properties of the workstation 1 */
xbt_dict_foreach(props, cursor, key, data) {
XBT_INFO("\tProperty: %s has value: %s", key, data);
}
int main(int argc, char **argv)
{
char *platformFile = NULL;
int totalHosts, totalLinks;
unsigned int i;
xbt_dict_t props = NULL;
xbt_dict_cursor_t cursor = NULL;
xbt_lib_cursor_t cursor_src = NULL;
xbt_lib_cursor_t cursor_dst = NULL;
char *src,*dst,*key,*data;
char **value;
xbt_ex_t e;
const SD_workstation_t *hosts;
const SD_link_t *links;
SD_init(&argc, argv);
platformFile = argv[1];
XBT_DEBUG("%s", platformFile);
TRY {
SD_create_environment(platformFile);
} CATCH(e) {
xbt_die("Error while loading %s: %s",platformFile,e.msg);
}
printf("<?xml version='1.0'?>\n");
printf("<!DOCTYPE platform SYSTEM \"http://simgrid.gforge.inria.fr/simgrid.dtd\">\n");
printf("<platform version=\"3\">\n");
printf("<AS id=\"AS0\" routing=\"Full\">\n");
// Hosts
totalHosts = SD_workstation_get_number();
hosts = SD_workstation_get_list();
qsort((void *) hosts, totalHosts, sizeof(SD_workstation_t),
name_compare_hosts);
for (i = 0; i < totalHosts; i++) {
printf(" <host id=\"%s\" power=\"%.0f\"",
SD_workstation_get_name(hosts[i]),
SD_workstation_get_power(hosts[i]));
props = SD_workstation_get_properties(hosts[i]);
if (props && xbt_dict_length(props) > 0) {
printf(">\n");
xbt_dict_foreach(props, cursor, key, data) {
printf(" <prop id=\"%s\" value=\"%s\"/>\n", key, data);
}
printf(" </host>\n");
} else {
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;
/* SD initialization */
SD_init(&argc, argv);
/* xbt_log_control_set("sd.thres=debug"); */
if (argc < 2) {
XBT_INFO("Usage: %s platform_file", argv[0]);
XBT_INFO("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);
XBT_INFO("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_is_empty(changed_tasks = SD_simulate(-1.0))) {
for (i = 0; i < 2; i++) {
task = SD_workstation_get_current_task(workstations[i]);
if (task)
kind = SD_task_get_kind(task);
else {
XBT_INFO("There is no task running on %s",
SD_workstation_get_name(workstations[i]));
continue;
}
switch (kind) {
case SD_TASK_COMP_SEQ:
XBT_INFO("%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:
XBT_INFO("%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:
XBT_INFO("Task running on %s has no type",
SD_workstation_get_name(workstations[i]));
break;
default:
XBT_ERROR("Shouldn't be here");
}
}
xbt_dynar_free_container(&changed_tasks);
}
xbt_dynar_free_container(&changed_tasks);
XBT_DEBUG("Destroying tasks...");
SD_task_destroy(taskA);
SD_task_destroy(taskB);
SD_task_destroy(taskC);
XBT_DEBUG("Tasks destroyed. Exiting SimDag...");
SD_exit();
return 0;
}
int main(int argc, char **argv)
{
/* initialisation of SD */
SD_workstation_t w1, w2;
const SD_workstation_t *workstations;
const SD_link_t *route;
const char *name1;
const char *name2;
int route_size, i, j, k;
int list_size;
#ifdef _XBT_WIN32
setbuf(stderr, NULL);
setbuf(stdout, NULL);
#else
setvbuf(stdout, NULL, _IOLBF, 0);
#endif
SD_init(&argc, argv);
/* creation of the environment */
SD_create_environment(argv[1]);
printf("Workstation number: %d, link number: %d\n",
SD_workstation_get_number(), SD_link_get_number());
if (argc >= 3) {
if (!strcmp(argv[2], "ONE_LINK")) {
workstations = SD_workstation_get_list();
w1 = workstations[0];
w2 = workstations[1];
name1 = SD_workstation_get_name(w1);
name2 = SD_workstation_get_name(w2);
printf("Route between %s and %s\n", name1, name2);
route = SD_route_get_list(w1, w2);
route_size = SD_route_get_size(w1, w2);
printf("Route size %d\n", route_size);
for (i = 0; i < route_size; i++) {
printf(" Link %s: latency = %f, bandwidth = %f\n",
SD_link_get_name(route[i]),
SD_link_get_current_latency(route[i]),
SD_link_get_current_bandwidth(route[i]));
}
printf("Route latency = %f, route bandwidth = %f\n",
SD_route_get_current_latency(w1, w2),
SD_route_get_current_bandwidth(w1, w2));
}
if (!strcmp(argv[2], "FULL_LINK")) {
workstations = SD_workstation_get_list();
list_size = SD_workstation_get_number();
for (i = 0; i < list_size; i++) {
w1 = workstations[i];
name1 = SD_workstation_get_name(w1);
for (j = 0; j < list_size; j++) {
w2 = workstations[j];
name2 = SD_workstation_get_name(w2);
printf("Route between %s and %s\n", name1, name2);
route = SD_route_get_list(w1, w2);
route_size = SD_route_get_size(w1, w2);
printf(" Route size %d\n", route_size);
for (k = 0; k < route_size; k++) {
printf(" Link %s: latency = %f, bandwidth = %f\n",
SD_link_get_name(route[k]),
SD_link_get_current_latency(route[k]),
SD_link_get_current_bandwidth(route[k]));
}
printf(" Route latency = %f, route bandwidth = %f\n",
SD_route_get_current_latency(w1, w2),
SD_route_get_current_bandwidth(w1, w2));
}
}
}
if (!strcmp(argv[2], "PROP")) {
printf("SG_TEST_mem: %s\n",
SD_workstation_get_property_value(SD_workstation_get_by_name("host1"),
"SG_TEST_mem")
);
printf("Author: %s\n", SD_as_router_get_property_value("AS0", "author"));
printf("AS1: %s\n", SD_as_router_get_property_value("AS1", "name"));
printf("AS2: %s\n", SD_as_router_get_property_value("AS2", "name"));
}
}
SD_exit();
return 0;
}
/*
* Return a rough estimation of the time needed to transfer 'size' bytes of data
* between two allocated tasks 'src' and 'dst'. Two cases are distinguished:
* - both allocations are strictly identical, then the route from the first
* workstation to itself (down link, backbone, up link) is considered,
* - Otherwise, the function first find a pair of distinct workstations from
* the src and dst allocations.
* In both cases, the estimation is the sum of
* - the time to send (1/src_allocation_size)th of the data on the private down
* link of one of the workstation in 'src_allocation'
* - the maximum time to send the entire data over each link in between
* - the time to send (1/dst_allocation_size)th of the data on the private up
* link of one of the workstation in 'dst_allocation'
* - the sum of the link's latencies on the route
* This estimation doesn't take concurrent transfers (and then bandwidth sharing
* between them) into account. Transfer times are thus underestimated.
*/
double SD_task_estimate_transfer_time_from(SD_task_t src, SD_task_t dst,
double size){
int src_allocation_size, dst_allocation_size;
SD_workstation_t *src_allocation, *dst_allocation;
const SD_link_t* route=NULL;
int route_size;
double transfer_time =0.0;
int src_index = -1, dst_index=-1;
int i, s, d;;
src_allocation_size = SD_task_get_allocation_size(src);
src_allocation = SD_task_get_allocation(src);
dst_allocation_size = SD_task_get_allocation_size(dst);
dst_allocation = SD_task_get_allocation(dst);
qsort((void *)src_allocation,src_allocation_size, sizeof(SD_workstation_t),
nameCompareWorkstations);
qsort((void *)dst_allocation,dst_allocation_size, sizeof(SD_workstation_t),
nameCompareWorkstations);
i = 0;
if (src_allocation_size == dst_allocation_size) {
for (s = 0; s < src_allocation_size; s++) {
for (d = 0; d < dst_allocation_size; d++) {
if (!strcmp(SD_workstation_get_name (src_allocation[s]),
SD_workstation_get_name (dst_allocation[d]))) {
i++;
break;
}
}
if (i <= s)
break;
}
}
if (i == src_allocation_size) {
/* both configurations are identical. Let just consider the transfer between
* the first workstation of each set */
route= SD_route_get_list (src_allocation[0], dst_allocation[0]);
route_size = SD_route_get_size(src_allocation[0], dst_allocation[0]);
src_index=dst_index=0;
} else {
/* Found 2 different hosts. The first host belongs to src
and the second one belongs to dst. Then
compute the transfer time walking through the route between
them */
for (s = 0; s < src_allocation_size; s++) {
for (d = 0; d < dst_allocation_size; d++) {
if (strcmp(SD_workstation_get_name (src_allocation[s]),
SD_workstation_get_name (dst_allocation[d]))) {
src_index = s;
dst_index = d;
break;
}
}
if (src_index != -1)
break;
}
route= SD_route_get_list (src_allocation[src_index],
dst_allocation[dst_index]);
route_size = SD_route_get_size(src_allocation[src_index],
dst_allocation[dst_index]);
}
/* first link */
transfer_time = size/
(SD_link_get_current_bandwidth(route[0])*src_allocation_size);
for (i = 1; i < route_size - 1; i++) {
if (transfer_time < (size /
SD_link_get_current_bandwidth(route[i])))
transfer_time = size / SD_link_get_current_bandwidth(route[i]);
}
/* last link */
if (transfer_time < size /
(SD_link_get_current_bandwidth(route[route_size-1]) *
dst_allocation_size)){
transfer_time = size /
(SD_link_get_current_bandwidth(route[route_size-1]) *
dst_allocation_size);
}
transfer_time +=
SD_route_get_current_latency (src_allocation[src_index],
dst_allocation[dst_index]);
XBT_VERB("Estimated transfer time between tasks '%s' and '%s': %.3f",
SD_task_get_name(src), SD_task_get_name(dst),transfer_time);
return transfer_time;
}
int main(int argc, char **argv)
{
int i;
const char *platform_file;
const SD_workstation_t *workstations;
SD_task_t taskA, taskB, taskC, taskD;
xbt_dynar_t changed_tasks;
/* initialization of SD */
SD_init(&argc, argv);
/* xbt_log_control_set("sd.thres=debug"); */
if (argc < 2) {
XBT_INFO("Usage: %s platform_file", argv[0]);
XBT_INFO("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();
for (i = 0; i < 2; i++) {
SD_workstation_dump(workstations[i]);
SD_workstation_set_access_mode(workstations[i],
SD_WORKSTATION_SEQUENTIAL_ACCESS);
XBT_INFO(" Change access mode of %s to %s",
SD_workstation_get_name(workstations[i]),
(SD_workstation_get_access_mode(workstations[i]) ==
SD_WORKSTATION_SEQUENTIAL_ACCESS) ? "sequential" : "shared");
}
/* Well I changed my mind, I want the second workstation to be shared */
SD_workstation_set_access_mode(workstations[1],
SD_WORKSTATION_SHARED_ACCESS);
XBT_INFO(" Change access mode of %s to %s",
SD_workstation_get_name(workstations[1]),
(SD_workstation_get_access_mode(workstations[1]) ==
SD_WORKSTATION_SEQUENTIAL_ACCESS) ? "sequential" : "shared");
/* creation of the tasks and their dependencies */
taskA = SD_task_create_comp_seq("Task A", NULL, 2e10);
taskB = SD_task_create_comm_e2e("Task B", NULL, 2e8);
taskC = SD_task_create_comp_seq("Task C", NULL, 1e10);
taskD = SD_task_create_comp_seq("Task D", NULL, 1e11);
SD_task_dependency_add("B->C", NULL,taskB, taskC);
/* 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);
SD_task_watch(taskD, SD_DONE);
/* scheduling parameters */
SD_task_schedulel(taskA, 1, workstations[0]);
SD_task_schedulel(taskB, 2, workstations[0], workstations[1]);
SD_task_schedulel(taskC, 1, workstations[1]);
SD_task_schedulel(taskD, 1, workstations[1]);
/* let's launch the simulation! */
while (!xbt_dynar_is_empty(changed_tasks = SD_simulate(-1.0))) {
XBT_INFO(" Simulation was suspended, check workstation states");
for (i = 0; i < 2; i++) {
SD_workstation_dump(workstations[i]);
}
xbt_dynar_free(&changed_tasks);
}
xbt_dynar_free(&changed_tasks);
XBT_DEBUG("Destroying tasks...");
SD_task_destroy(taskA);
SD_task_destroy(taskB);
SD_task_destroy(taskC);
SD_task_destroy(taskD);
XBT_DEBUG("Tasks destroyed. Exiting SimDag...");
SD_exit();
return 0;
}
static int nameCompareHosts(const void *n1, const void *n2)
{
return strcmp(SD_workstation_get_name(*((SD_workstation_t *) n1)),
SD_workstation_get_name(*((SD_workstation_t *) n2)));
}
int main(int argc, char **argv)
{
int i;
unsigned int ctr;
const char *platform_file;
const SD_workstation_t *workstations;
const char *name1;
const char *name2;
double computation_amount1;
double computation_amount2;
double communication_amount12;
double communication_amount21;
const SD_link_t *route;
int route_size;
SD_task_t task, taskA, taskB, taskC, taskD, checkB, checkD;
xbt_dynar_t changed_tasks;
xbt_ex_t ex;
const int workstation_number = 2;
SD_workstation_t workstation_list[2];
double computation_amount[2];
double communication_amount[4] = { 0 };
double rate = -1.0;
SD_workstation_t w1, w2;
/* initialization of SD */
SD_init(&argc, argv);
/* xbt_log_control_set("sd.thres=debug"); */
if (argc < 2) {
XBT_INFO("Usage: %s platform_file", argv[0]);
XBT_INFO("example: %s sd_platform.xml", argv[0]);
exit(1);
}
/* creation of the environment */
platform_file = argv[1];
SD_create_environment(platform_file);
/* test the estimation functions */
workstations = SD_workstation_get_list();
w1 = workstations[0];
w2 = workstations[1];
SD_workstation_set_access_mode(w2, SD_WORKSTATION_SEQUENTIAL_ACCESS);
name1 = SD_workstation_get_name(w1);
name2 = SD_workstation_get_name(w2);
computation_amount1 = 2000000;
computation_amount2 = 1000000;
communication_amount12 = 2000000;
communication_amount21 = 3000000;
XBT_INFO("Computation time for %f flops on %s: %f", computation_amount1,
name1, SD_workstation_get_computation_time(w1,
computation_amount1));
XBT_INFO("Computation time for %f flops on %s: %f", computation_amount2,
name2, SD_workstation_get_computation_time(w2,
computation_amount2));
XBT_INFO("Route between %s and %s:", name1, name2);
route = SD_route_get_list(w1, w2);
route_size = SD_route_get_size(w1, w2);
for (i = 0; i < route_size; i++) {
XBT_INFO(" Link %s: latency = %f, bandwidth = %f",
SD_link_get_name(route[i]),
SD_link_get_current_latency(route[i]),
SD_link_get_current_bandwidth(route[i]));
}
XBT_INFO("Route latency = %f, route bandwidth = %f",
SD_route_get_current_latency(w1, w2),
SD_route_get_current_bandwidth(w1, w2));
XBT_INFO("Communication time for %f bytes between %s and %s: %f",
communication_amount12, name1, name2,
SD_route_get_communication_time(w1, w2, communication_amount12));
XBT_INFO("Communication time for %f bytes between %s and %s: %f",
communication_amount21, name2, name1,
SD_route_get_communication_time(w2, w1, communication_amount21));
/* creation of the tasks and their dependencies */
taskA = SD_task_create("Task A", NULL, 10.0);
taskB = SD_task_create("Task B", NULL, 40.0);
taskC = SD_task_create("Task C", NULL, 30.0);
taskD = SD_task_create("Task D", NULL, 60.0);
/* try to attach and retrieve user data to a task */
SD_task_set_data(taskA, (void*) &computation_amount1);
if (computation_amount1 != (*((double*) SD_task_get_data(taskA))))
XBT_ERROR("User data was corrupted by a simple set/get");
SD_task_dependency_add(NULL, NULL, taskB, taskA);
SD_task_dependency_add(NULL, NULL, taskC, taskA);
SD_task_dependency_add(NULL, NULL, taskD, taskB);
SD_task_dependency_add(NULL, NULL, taskD, taskC);
/* SD_task_dependency_add(NULL, NULL, taskA, taskD); /\* deadlock */
TRY {
SD_task_dependency_add(NULL, NULL, taskA, taskA); /* shouldn't work and must raise an exception */
xbt_die("Hey, I can add a dependency between Task A and Task A!");
}
CATCH(ex) {
if (ex.category != arg_error)
RETHROW; /* this is a serious error */
xbt_ex_free(ex);
}
TRY {
SD_task_dependency_add(NULL, NULL, taskB, taskA); /* shouldn't work and must raise an exception */
xbt_die("Oh oh, I can add an already existing dependency!");
}
CATCH(ex) {
if (ex.category != arg_error)
RETHROW;
xbt_ex_free(ex);
}
TRY {
SD_task_dependency_remove(taskA, taskC); /* shouldn't work and must raise an exception */
xbt_die("Dude, I can remove an unknown dependency!");
}
CATCH(ex) {
if (ex.category != arg_error)
RETHROW;
xbt_ex_free(ex);
}
TRY {
SD_task_dependency_remove(taskC, taskC); /* shouldn't work and must raise an exception */
xbt_die("Wow, I can remove a dependency between Task C and itself!");
}
CATCH(ex) {
if (ex.category != arg_error)
RETHROW;
xbt_ex_free(ex);
}
/* if everything is ok, no exception is forwarded or rethrown by main() */
/* watch points */
SD_task_watch(taskD, SD_DONE);
SD_task_watch(taskB, SD_DONE);
SD_task_unwatch(taskD, SD_DONE);
/* scheduling parameters */
workstation_list[0] = w1;
workstation_list[1] = w2;
computation_amount[0] = computation_amount1;
computation_amount[1] = computation_amount2;
communication_amount[1] = communication_amount12;
communication_amount[2] = communication_amount21;
/* estimated time */
task = taskD;
XBT_INFO("Estimated time for '%s': %f", SD_task_get_name(task),
SD_task_get_execution_time(task, workstation_number,
workstation_list, computation_amount,
communication_amount));
/* let's launch the simulation! */
SD_task_schedule(taskA, workstation_number, workstation_list,
computation_amount, communication_amount, rate);
SD_task_schedule(taskB, workstation_number, workstation_list,
computation_amount, communication_amount, rate);
SD_task_schedule(taskC, workstation_number, workstation_list,
computation_amount, communication_amount, rate);
SD_task_schedule(taskD, workstation_number, workstation_list,
computation_amount, communication_amount, rate);
changed_tasks = SD_simulate(-1.0);
xbt_dynar_foreach(changed_tasks, ctr, task) {
XBT_INFO("Task '%s' start time: %f, finish time: %f",
SD_task_get_name(task),
SD_task_get_start_time(task), SD_task_get_finish_time(task));
}
/*
* Sort workstations by name in the LEXICOGRAPHIC order
*/
int nameCompareWorkstations(const void *w1, const void *w2){
return strcmp(SD_workstation_get_name(*((SD_workstation_t *)w1)),
SD_workstation_get_name(*((SD_workstation_t *)w2)));
}
int main(int argc, char **argv)
{
char *platformFile = NULL;
int totalHosts, totalLinks;
int timings=0;
int downgrade = 0;
int version = 3;
const char *link_ctn = link_ctn_v3;
unsigned int i;
xbt_dict_t props = NULL;
xbt_dict_cursor_t cursor = NULL;
xbt_lib_cursor_t cursor_src = NULL;
xbt_lib_cursor_t cursor_dst = NULL;
char *src,*dst,*key,*data;
sg_routing_edge_t value1;
sg_routing_edge_t value2;
const SD_workstation_t *hosts;
const SD_link_t *links;
xbt_os_timer_t parse_time = xbt_os_timer_new();
setvbuf(stdout, NULL, _IOLBF, 0);
SD_init(&argc, argv);
if (parse_cmdline(&timings, &downgrade, &platformFile, argc, argv) || !platformFile) {
xbt_die("Invalid command line arguments: expected [--timings|--downgrade] platformFile");
}
XBT_DEBUG("%d,%d,%s", timings, downgrade, platformFile);
if (downgrade) {
version = 2;
link_ctn = link_ctn_v2;
}
create_environment(parse_time, platformFile);
if (timings) {
XBT_INFO("Parsing time: %fs (%d hosts, %d links)",
xbt_os_timer_elapsed(parse_time),SD_workstation_get_number(),SD_link_get_number());
} else {
printf("<?xml version='1.0'?>\n");
printf("<!DOCTYPE platform SYSTEM \"http://simgrid.gforge.inria.fr/simgrid.dtd\">\n");
printf("<platform version=\"%d\">\n", version);
if (!downgrade)
printf("<AS id=\"AS0\" routing=\"Full\">\n");
// Hosts
totalHosts = SD_workstation_get_number();
hosts = SD_workstation_get_list();
qsort((void *) hosts, totalHosts, sizeof(SD_workstation_t),
name_compare_hosts);
for (i = 0; i < totalHosts; i++) {
printf(" <host id=\"%s\" power=\"%.0f\"",
SD_workstation_get_name(hosts[i]),
SD_workstation_get_power(hosts[i]));
props = SD_workstation_get_properties(hosts[i]);
if (props && !xbt_dict_is_empty(props)) {
printf(">\n");
xbt_dict_foreach(props, cursor, key, data) {
printf(" <prop id=\"%s\" value=\"%s\"/>\n", key, data);
}
printf(" </host>\n");
} else {
