int slaves_count = 10;
msg_host_t *slaves = xbt_new(msg_host_t,10);
- int i;
+ msg_vm_t vm;
+ unsigned int i;
/* Retrive the hostnames constituting our playground today */
for (i = 1; i < argc; i++) {
work_batch(slaves_count);
XBT_INFO("Now suspend all VMs, just for fun");
- for (i=0;i<xbt_dynar_length(vms);i++)
- MSG_vm_suspend(xbt_dynar_get_as(vms,i,msg_vm_t));
+
+ xbt_dynar_foreach(vms,i,vm) {
+ MSG_vm_suspend(vm);
+ }
XBT_INFO("Wait a while");
MSG_process_sleep(2);
XBT_INFO("Enough. Let's resume everybody.");
- for (i=0;i<xbt_dynar_length(vms);i++)
- MSG_vm_resume(xbt_dynar_get_as(vms,i,msg_vm_t));
-
+ xbt_dynar_foreach(vms,i,vm) {
+ MSG_vm_resume(vm);
+ }
XBT_INFO("Sleep long enough for everyone to be done with previous batch of work");
MSG_process_sleep(1000-MSG_get_clock());
XBT_INFO("Add one more process per VM");
- for (i=0;i<xbt_dynar_length(vms);i++) {
+ xbt_dynar_foreach(vms,i,vm) {
msg_vm_t vm = xbt_dynar_get_as(vms,i,msg_vm_t);
char slavename[64];
sprintf(slavename,"Slave %ld",i+xbt_dynar_length(vms));
}
XBT_INFO("Reboot all the VMs");
- for (i=0;i<xbt_dynar_length(vms);i++)
- MSG_vm_reboot(xbt_dynar_get_as(vms,i,msg_vm_t));
+ xbt_dynar_foreach(vms,i,vm) {
+ MSG_vm_reboot(vm);
+ }
work_batch(slaves_count*2);
XBT_INFO("Migrate everyone to the second host.");
- for (i=0;i<xbt_dynar_length(vms);i++)
- MSG_vm_migrate(xbt_dynar_get_as(vms,i,msg_vm_t),slaves[1]);
-
+ xbt_dynar_foreach(vms,i,vm) {
+ MSG_vm_migrate(vm,slaves[1]);
+ }
XBT_INFO("Suspend everyone, move them to the third host, and resume them.");
- for (i=0;i<xbt_dynar_length(vms);i++) {
- msg_vm_t vm = xbt_dynar_get_as(vms,i,msg_vm_t);
+ xbt_dynar_foreach(vms,i,vm) {
MSG_vm_suspend(vm);
MSG_vm_migrate(vm,slaves[2]);
MSG_vm_resume(vm);
MSG_task_send(finalize, mailbox_buffer);
}
- for (i=0;i<xbt_dynar_length(vms);i++) {
- msg_vm_t vm = xbt_dynar_get_as(vms,i,msg_vm_t);
+ xbt_dynar_foreach(vms,i,vm) {
MSG_vm_shutdown(vm);
MSG_vm_destroy(vm);
}
/** Receiver function */
int slave_fun(int argc, char *argv[])
{
- char *mailbox_name;
+ char mailbox_name[128];
msg_task_t task = NULL;
_XBT_GNUC_UNUSED int res;
/* since the slaves will move around, use slave_%d as mailbox names instead of hostnames */
xbt_assert(argc>=2, "slave processes need to be given their rank as parameter");
- mailbox_name=bprintf("Slave_%s",argv[1]);
+ sprintf(mailbox_name,"Slave_%s",argv[1]);
XBT_INFO("Slave listenning on %s",argv[1]);
while (1) {
res = MSG_task_receive(&(task),mailbox_name);
task = NULL;
}
- free(mailbox_name);
return 0;
} /* end_of_slave */
res = MSG_main();
XBT_INFO("Simulation time %g", MSG_get_clock());
- MSG_clean();
free(hosts);
+ for (i=0;i<10;i++)
+ free(hostnames[i]);
free(hostnames);
xbt_dynar_free(&hosts_dynar);