int
main(int argc, char **argv)
{
struct iperf_test *test;
// XXX: Setting the process affinity requires root on most systems.
// Is this a feature we really need?
#ifdef TEST_PROC_AFFINITY
/* didnt seem to work.... */
/*
* increasing the priority of the process to minimise packet generation
* delay
*/
int rc = setpriority(PRIO_PROCESS, 0, -15);
if (rc < 0) {
perror("setpriority:");
fprintf(stderr, "setting priority to valid level\n");
rc = setpriority(PRIO_PROCESS, 0, 0);
}
/* setting the affinity of the process */
cpu_set_t cpu_set;
int affinity = -1;
int ncores = 1;
sched_getaffinity(0, sizeof(cpu_set_t), &cpu_set);
if (errno)
perror("couldn't get affinity:");
if ((ncores = sysconf(_SC_NPROCESSORS_CONF)) <= 0)
err("sysconf: couldn't get _SC_NPROCESSORS_CONF");
CPU_ZERO(&cpu_set);
CPU_SET(affinity, &cpu_set);
if (sched_setaffinity(0, sizeof(cpu_set_t), &cpu_set) != 0)
err("couldn't change CPU affinity");
#endif
test = iperf_new_test();
if (!test)
iperf_errexit(NULL, "create new test error - %s", iperf_strerror(i_errno));
iperf_defaults(test); /* sets defaults */
if (iperf_parse_arguments(test, argc, argv) < 0) {
iperf_err(test, "parameter error - %s", iperf_strerror(i_errno));
fprintf(stderr, "\n");
usage_long();
exit(1);
}
if (run(test) < 0)
iperf_errexit(test, "error - %s", iperf_strerror(i_errno));
iperf_free_test(test);
return 0;
}
int
main(int argc, char **argv)
{
struct iperf_test *test;
// XXX: Setting the process affinity requires root on most systems.
// Is this a feature we really need?
#ifdef TEST_PROC_AFFINITY
/* didnt seem to work.... */
/*
* increasing the priority of the process to minimise packet generation
* delay
*/
int rc = setpriority(PRIO_PROCESS, 0, -15);
if (rc < 0) {
perror("setpriority:");
printf("setting priority to valid level\n");
rc = setpriority(PRIO_PROCESS, 0, 0);
}
/* setting the affinity of the process */
cpu_set_t cpu_set;
int affinity = -1;
int ncores = 1;
sched_getaffinity(0, sizeof(cpu_set_t), &cpu_set);
if (errno)
perror("couldn't get affinity:");
if ((ncores = sysconf(_SC_NPROCESSORS_CONF)) <= 0)
err("sysconf: couldn't get _SC_NPROCESSORS_CONF");
CPU_ZERO(&cpu_set);
CPU_SET(affinity, &cpu_set);
if (sched_setaffinity(0, sizeof(cpu_set_t), &cpu_set) != 0)
err("couldn't change CPU affinity");
#endif
test = iperf_new_test();
if (!test) {
iperf_error("create new test error");
exit(1);
}
iperf_defaults(test); /* sets defaults */
// XXX: Check signal for errors?
signal(SIGINT, sig_handler);
if (setjmp(env)) {
if (test->ctrl_sck >= 0) {
test->state = (test->role == 'c') ? CLIENT_TERMINATE : SERVER_TERMINATE;
if (Nwrite(test->ctrl_sck, &test->state, sizeof(char), Ptcp) < 0) {
i_errno = IESENDMESSAGE;
return (-1);
}
}
exit(1);
}
if (iperf_parse_arguments(test, argc, argv) < 0) {
iperf_error("parameter error");
fprintf(stderr, "\n");
usage_long();
exit(1);
}
if (iperf_run(test) < 0) {
iperf_error("error");
exit(1);
}
iperf_free_test(test);
printf("\niperf Done.\n");
return (0);
}
