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IO Threads: scheduler debug shows info on next loop to run

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This commit is contained in:
Maria Matejka 2024-06-10 10:38:56 +02:00
parent 1180f25123
commit 50d7287741
1 changed files with 13 additions and 8 deletions
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21
sysdep/unix/io-loop.c
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@ -767,10 +767,18 @@ poll_timeout(struct birdloop *loop)
{ {
timer *t = timers_first(&loop->time); timer *t = timers_first(&loop->time);
if (!t) if (!t)
{
THREAD_TRACE(DL_SCHEDULING, "No timers, no events in meta");
return -1; return -1;
}
btime remains = tm_remains(t); btime remains = tm_remains(t);
return remains TO_MS + ((remains TO_MS) MS < remains); int timeout = remains TO_MS + ((remains TO_MS) MS < remains);
THREAD_TRACE(DL_SCHEDULING, "Next meta timer in %d ms for %s", timeout,
LOOP_NAME(SKIP_BACK(struct birdloop, timer, t)));
return timeout;
} }
static void static void
@ -835,17 +843,14 @@ bird_thread_main(void *arg)
int more_events = ev_run_list(&thr->meta->event_list); int more_events = ev_run_list(&thr->meta->event_list);
if (more_events) if (more_events)
{ {
THREAD_TRACE(DL_SCHEDULING, "More metaevents to run"); THREAD_TRACE(DL_SCHEDULING, "More metaevents to run from %s",
LOOP_NAME(SKIP_BACK(struct birdloop, event,
atomic_load_explicit(&thr->meta->event_list.receiver, memory_order_relaxed)))
);
timeout = 0; timeout = 0;
} }
else else
{
timeout = poll_timeout(thr->meta); timeout = poll_timeout(thr->meta);
if (timeout == -1)
THREAD_TRACE(DL_SCHEDULING, "No timers, no events in meta");
else
THREAD_TRACE(DL_SCHEDULING, "Next meta timer in %d ms", timeout);
}
/* Run priority events before sleeping */ /* Run priority events before sleeping */
ev_run_list(&thr->priority_events); ev_run_list(&thr->priority_events);