QEVCONSUME
(rnd_event_prod - rnd_event_cons) > QEVCONSUME) {
startp = rnd_event_prod - QEVCONSUME;
for (i = 0; i < QEVCONSUME; i++) {
startc = atomic_add_int_nv(&rnd_event_cons, QEVCONSUME) - QEVCONSUME;
for (i = 0; i < QEVCONSUME; i++) {