/**
* @brief Reads monitoring event data
*/
static void monitoring_loop(void)
{
unsigned mon_number = 0;
int ret = PQOS_RETVAL_OK;
int i = 0;
if (signal(SIGINT, monitoring_ctrlc) == SIG_ERR)
printf("Failed to catch SIGINT!\n");
if (!process_mode())
mon_number = (unsigned) sel_monitor_num;
else
mon_number = (unsigned) sel_process_num;
while (1) {
ret = pqos_mon_poll(m_mon_grps, (unsigned)mon_number);
if (ret != PQOS_RETVAL_OK) {
printf("Failed to poll monitoring data!\n");
return;
}
if (!process_mode()) {
printf(" CORE RMID LLC[KB]"
" MBL[MB] MBR[MB]\n");
for (i = 0; i < sel_monitor_num; i++) {
const struct pqos_event_values *pv =
&m_mon_grps[i]->values;
double llc = bytes_to_kb(pv->llc);
double mbr = bytes_to_mb(pv->mbm_remote_delta);
double mbl = bytes_to_mb(pv->mbm_local_delta);
printf("%8u %8u %10.1f %10.1f %10.1f\n",
m_mon_grps[i]->cores[0],
m_mon_grps[i]->poll_ctx[0].rmid,
llc, mbl, mbr);
}
} else {
printf("PID LLC[KB]\n");
for (i = 0; i < sel_process_num; i++) {
const struct pqos_event_values *pv =
&m_mon_grps[i]->values;
double llc = bytes_to_kb(pv->llc);
printf("%6d %10.1f\n",
m_mon_grps[i]->pid, llc);
}
}
printf("\nPress Enter to continue or Ctrl+c to exit");
if (getchar() != '\n')
break;
printf("\e[1;1H\e[2J");
}
}
static void rdt_dump_data(void) {
/*
* CORE - monitored group of cores
* RMID - Resource Monitoring ID associated with the monitored group
* LLC - last level cache occupancy
* MBL - local memory bandwidth
* MBR - remote memory bandwidth
*/
DEBUG(" CORE RMID LLC[KB] MBL[MB] MBR[MB]");
for (size_t i = 0; i < g_rdt->num_groups; i++) {
const struct pqos_event_values *pv = &g_rdt->pgroups[i]->values;
double llc = bytes_to_kb(pv->llc);
double mbr = bytes_to_mb(pv->mbm_remote_delta);
double mbl = bytes_to_mb(pv->mbm_local_delta);
DEBUG(" [%s] %8u %10.1f %10.1f %10.1f", g_rdt->cores.cgroups[i].desc,
g_rdt->pgroups[i]->poll_ctx[0].rmid, llc, mbl, mbr);
}
}