/* Function to dump all available screens in a file */
void print_screens(void)
{
int oldScreen = currentScreenToDisplay;
int oldRepartition = currentRepartitionToDisplay;
currentScreenToDisplay = DISPLAY_SCENARIO_SCREEN;
print_header_line( screenf);
print_stats_in_file( screenf);
print_bottom_line( screenf, NOTLAST);
currentScreenToDisplay = DISPLAY_STAT_SCREEN;
print_header_line( screenf);
display_scenario->stats->displayStat(screenf);
print_bottom_line( screenf, NOTLAST);
currentScreenToDisplay = DISPLAY_REPARTITION_SCREEN;
print_header_line( screenf);
display_scenario->stats->displayRepartition(screenf);
print_bottom_line( screenf, NOTLAST);
currentScreenToDisplay = DISPLAY_SECONDARY_REPARTITION_SCREEN;
for (currentRepartitionToDisplay = 2; currentRepartitionToDisplay <= display_scenario->stats->nRtds(); currentRepartitionToDisplay++) {
print_header_line( screenf);
display_scenario->stats->displayRtdRepartition(screenf, currentRepartitionToDisplay);
print_bottom_line( screenf, NOTLAST);
}
currentScreenToDisplay = oldScreen;
currentRepartitionToDisplay = oldRepartition;
}
int main ( int argc, char *argv[] )
{
unsigned long int microdelta, interval_length, interval_diff, sample_desired_wait_time;
int nfds,return_value, delay_microseconds, run_seconds, total_runtime_seconds;
int fd, opt, quit=0;
char buffer[128];
char identifier[IDENTIFIER_SIZE];
struct pollfd poll_list[256];
struct itimerspec timeout;
struct timespec sample_start_time, sample_end_time, interval_start;
struct timeval end;
struct hdr_histogram *interval_histogram, *cumulative_histogram;
// 10 seconds worth of microseconds
if (hdr_alloc(10000000, 3, &interval_histogram) == -1) {
printf("unable to allocate interval histogram\n");
exit (1);
}
if (hdr_alloc(10000000, 3, &cumulative_histogram) == -1) {
printf("unable to allocate cumulative histogram\n");
exit (1);
}
memset (buffer, 0, 128);
memset (identifier, 0, IDENTIFIER_SIZE);
// Timing and names
//
// interval_length - this is the length of time between successive histogram line printouts
//
// sample_desired_wait_time - this is the amount of time we set the timer to wait for. This should be
// less than the jitter we're attempting to measure. Given the nature of this
// program, this should always be less than 1 second. If it is not, you'll need to
// modify the code below where we set the interval timer.
// sample_start_time,
// sample_end_time - The times associated with a single pass through the timing loop.
//
// delay_microseconds - An arbitrary amount of time we wait before starting anything. This is useful if
// you want to catch something, and there's a warm up period.
// For compatibility with jHiccup this is specified on the command line as millis.
//
// run_seconds - The time we spend running the timing loops.
//
interval_length = 5; // 5 seconds per reporting interval
sample_desired_wait_time = 1000000; // 1 millisecond in nanoseconds.
delay_microseconds = 0;
run_seconds = 100000000; // forever, or near enough - 3 years.
while ( (opt = getopt(argc, argv, "d:l:r:vh")) != -1) {
switch (opt) {
case 'd':
delay_microseconds = atoi(optarg) * 1000;
break;
case 'l':
strncpy(identifier, optarg, IDENTIFIER_SIZE-1);
break;
case 'r':
run_seconds = atoi(optarg);
break;
case 'v':
verbose_flag = 1;
break;
case 'h':
default:
usage();
exit(-1);
}
}
total_runtime_seconds = run_seconds + (delay_microseconds/1000000);
open_files(identifier);
if ((fd = timerfd_create(CLOCK_MONOTONIC, TFD_NONBLOCK | TFD_CLOEXEC)) < 0) {
perror("timerfd_create; failed to create timer");
return -1;
}
zero_timeout(&timeout);
interval_length = interval_length * 1000000000; // convert to nanoseconds
// set up the poll list structure.
memset (&poll_list, 0, (256*sizeof(struct pollfd)));
poll_list[0].fd=fd;
poll_list[0].events=POLLIN|POLLPRI|POLLRDHUP;
poll_list[0].revents=0;
nfds = 1;
// get wall clock start time and push out a header
gettimeofday(&start,NULL);
print_header_line(log_file, &start);
if (verbose_flag) print_header_line(stdout, &start);
// we wait a set number of seconds before starting the test.
usleep(delay_microseconds);
// get start of our delta interval measurement
clock_gettime(CLOCK_MONOTONIC, &interval_start);
while (!quit) {
timeout.it_value.tv_sec = 0;
timeout.it_value.tv_nsec = sample_desired_wait_time;
// We arm the timer first (timerfd_settime), then get the time as quickly as possible.
// We don't want to measure the time that timerfd_settime takes, so its a choice between
// under or over reporting the time, as clock_gettime is expected to be fast.
timerfd_settime(fd, 0, &timeout, NULL);
clock_gettime(CLOCK_MONOTONIC,&sample_start_time);
return_value = poll(poll_list,nfds,-1);
clock_gettime(CLOCK_MONOTONIC,&sample_end_time);
// the the error value is anything other than EINTR we have a real problem.
if ((return_value < 0) && (errno != EINTR)) {
perror("poll problem");
exit(-1);
}
// read the timer to clear the event.
read(fd,buffer,8);
// record the delta for both the interval and cumulative histograms.
microdelta = nano_difftime(sample_start_time, sample_end_time)/1000;
hdr_record_value(interval_histogram, microdelta);
hdr_record_value(cumulative_histogram, microdelta);
// See if we're due to print out an interval update.
interval_diff = nano_difftime(interval_start, sample_end_time);
if (interval_diff >= interval_length) {
// print progress
print_histogram_line(log_file, interval_histogram, cumulative_histogram);
if (verbose_flag) print_histogram_line(stdout, interval_histogram, cumulative_histogram);
print_full_histogram(histogram_file,cumulative_histogram);
// are we done?
gettimeofday(&end, NULL);
if (end.tv_sec >= (start.tv_sec + total_runtime_seconds)) quit++;
// reset the interval histogram.
hdr_reset(interval_histogram);
// reset the interval start timer.
clock_gettime(CLOCK_MONOTONIC, &interval_start);
}
}
close(fd);
exit (0);
}
void print_statistics(int last)
{
static int first = 1;
extern int command_mode;
extern char *command_buffer;
if(backgroundMode == false && display_scenario) {
if(!last) {
screen_clear();
}
if(first) {
first = 0;
printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n"
"\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
}
if (command_mode) {
printf(SIPP_ENDL);
}
print_header_line(stdout);
switch(currentScreenToDisplay) {
case DISPLAY_STAT_SCREEN :
display_scenario->stats->displayStat(stdout);
break;
case DISPLAY_REPARTITION_SCREEN :
display_scenario->stats->displayRepartition(stdout);
break;
case DISPLAY_VARIABLE_SCREEN :
print_variable_list();
break;
case DISPLAY_TDM_MAP_SCREEN :
print_tdm_map();
break;
case DISPLAY_SECONDARY_REPARTITION_SCREEN :
display_scenario->stats->displayRtdRepartition(stdout, currentRepartitionToDisplay);
break;
case DISPLAY_SCENARIO_SCREEN :
default:
print_stats_in_file(stdout);
break;
}
print_bottom_line(stdout,last);
if (!last && screen_last_error[0]) {
char *errstart = screen_last_error;
int colonsleft = 3;/* We want to skip the time. */
while (*errstart && colonsleft) {
if (*errstart == ':') {
colonsleft--;
}
errstart++;
}
while (isspace(*errstart)) {
errstart++;
}
if (strlen(errstart) > 60) {
printf("Last Error: %.60s..." SIPP_ENDL, errstart);
} else {
printf("Last Error: %s" SIPP_ENDL, errstart);
}
sipp_usleep(100);
fflush(stdout);
}
if (command_mode) {
printf("Command: %s", command_buffer ? command_buffer : "");
fflush(stdout);
}
if(last) {
fprintf(stdout,"\n");
}
}
}
/* Print the stats for one call */
void
print_call (call_data cd)
{
/* reprint the header every 20 lines */
if (print_count == 0)
{
print_header_line();
}
print_count++;
if (print_count == 20)
{
print_count = 0;
}
/* convert timeout id to string */
char * timeout = "yes-NC";
int i = 0;
if (cd.c_timeout == 1)
{
timeout = "yes-C";
}
else if (cd.c_timeout == 2)
{
timeout = "yes-NC";
}
else if (cd.c_timeout == -1)
{
timeout = "NA";
}
else
{
timeout = "no";
}
/* print out a row of stats
* one row = one call */
if (cd.c_call_id != -1)
{
printf(print_info[i].data_frmt, cd.c_call_id);
}
else
{
printf(print_info[i].hdr_frmt, print_info[i].data_blank);
}
i++;
if (cd.c_conn_id != -1)
{
printf(print_info[i].data_frmt, cd.c_conn_id);
}
else
{
printf(print_info[i].hdr_frmt, print_info[i].data_blank);
}
i++;
if (cd.c_size != -1)
{
printf(print_info[i].data_frmt, cd.c_size);
}
else
{
printf(print_info[i].hdr_frmt, print_info[i].data_blank);
}
i++;
if (cd.c_bytes_recvd != -1)
{
printf(print_info[i].data_frmt, cd.c_bytes_recvd);
}
else
{
printf(print_info[i].hdr_frmt, print_info[i].data_blank);
}
i++;
if (cd.c_perc_recvd != -1)
{
printf(print_info[i].data_frmt, cd.c_perc_recvd);
}
else
{
printf(print_info[i].hdr_frmt, print_info[i].data_blank);
}
i++;
if (cd.c_byte_rate != -1)
{
printf(print_info[i].data_frmt, cd.c_byte_rate);
}
else
{
printf(print_info[i].hdr_frmt, print_info[i].data_blank);
}
i++;
if (cd.c_conn_time != -1)
{
printf(print_info[i].data_frmt, cd.c_conn_time);
}
else
{
printf(print_info[i].hdr_frmt, print_info[i].data_blank);
}
i++;
if (cd.c_resp_time != -1)
{
printf(print_info[i].data_frmt, cd.c_resp_time);
}
else
{
printf(print_info[i].hdr_frmt, print_info[i].data_blank);
}
i++;
if (cd.c_total_time != -1)
{
printf(print_info[i].data_frmt, cd.c_total_time);
}
else
{
printf(print_info[i].hdr_frmt, print_info[i].data_blank);
}
i++;
if (cd.c_status != -1)
{
printf(print_info[i].data_frmt, cd.c_status);
}
else
{
printf(print_info[i].hdr_frmt, print_info[i].data_blank);
}
i++;
if (cd.c_time_lim != -1)
{
printf(print_info[i].data_frmt, cd.c_time_lim);
}
else
{
printf(print_info[i].hdr_frmt, print_info[i].data_blank);
}
i++;
printf(print_info[i++].data_frmt, timeout);
printf(print_info[i++].data_frmt, cd.c_name);
printf("\n");
}
