/* backfill_agent - detached thread periodically attempts to backfill jobs */
extern void *backfill_agent(void *args)
{
time_t now;
double wait_time;
static time_t last_backfill_time = 0;
/* Read config and partitions; Write jobs and nodes */
slurmctld_lock_t all_locks = {
READ_LOCK, WRITE_LOCK, WRITE_LOCK, READ_LOCK };
_load_config();
last_backfill_time = time(NULL);
while (!stop_backfill) {
_my_sleep(backfill_interval);
if (stop_backfill)
break;
if (config_flag) {
config_flag = false;
_load_config();
}
now = time(NULL);
wait_time = difftime(now, last_backfill_time);
if ((wait_time < backfill_interval) ||
_job_is_completing() || _many_pending_rpcs() ||
!avail_front_end(NULL) || !_more_work(last_backfill_time))
continue;
lock_slurmctld(all_locks);
while (_attempt_backfill()) ;
last_backfill_time = time(NULL);
unlock_slurmctld(all_locks);
}
return NULL;
}
/* backfill_agent - detached thread periodically attempts to backfill jobs */
extern void *backfill_agent(void *args)
{
struct timeval tv1, tv2;
char tv_str[20];
time_t now;
double wait_time;
static time_t last_backfill_time = 0;
/* Read config and partitions; Write jobs and nodes */
slurmctld_lock_t all_locks = {
READ_LOCK, WRITE_LOCK, WRITE_LOCK, READ_LOCK };
_load_config();
last_backfill_time = time(NULL);
while (!stop_backfill) {
_my_sleep(backfill_interval);
if (stop_backfill)
break;
if (config_flag) {
config_flag = false;
_load_config();
}
now = time(NULL);
wait_time = difftime(now, last_backfill_time);
if ((wait_time < backfill_interval) ||
_job_is_completing() || _many_pending_rpcs() ||
!avail_front_end() || !_more_work(last_backfill_time))
continue;
gettimeofday(&tv1, NULL);
lock_slurmctld(all_locks);
while (_attempt_backfill()) ;
last_backfill_time = time(NULL);
unlock_slurmctld(all_locks);
gettimeofday(&tv2, NULL);
_diff_tv_str(&tv1, &tv2, tv_str, 20);
if (debug_flags & DEBUG_FLAG_BACKFILL)
info("backfill: completed, %s", tv_str);
}
return NULL;
}
/* backfill_agent - detached thread periodically attempts to backfill jobs */
extern void *backfill_agent(void *args)
{
time_t now;
double wait_time;
static time_t last_backfill_time = 0;
/* Read config and partitions; Write jobs and nodes */
slurmctld_lock_t all_locks = {
READ_LOCK, WRITE_LOCK, WRITE_LOCK, READ_LOCK };
#if HAVE_SYS_PRCTL_H
if (prctl(PR_SET_NAME, "slurmctld_bckfl", NULL, NULL, NULL) < 0) {
error("%s: cannot set my name to %s %m",
__func__, "slurm_backfill");
}
#endif
_load_config();
last_backfill_time = time(NULL);
while (!stop_backfill) {
_my_sleep(backfill_interval * 1000000);
if (stop_backfill)
break;
if (config_flag) {
config_flag = false;
_load_config();
}
now = time(NULL);
wait_time = difftime(now, last_backfill_time);
if ((wait_time < backfill_interval) ||
_job_is_completing() || _many_pending_rpcs() ||
!avail_front_end(NULL) || !_more_work(last_backfill_time))
continue;
lock_slurmctld(all_locks);
(void) _attempt_backfill();
last_backfill_time = time(NULL);
unlock_slurmctld(all_locks);
}
return NULL;
}