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scheduler: implement nice

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Matheus
2025-08-21 20:46:06 -03:00
parent 3cf396393a
commit dbebef0e03
12 changed files with 89 additions and 32 deletions
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kernel-src/sys/scheduler/metrics.c
+4 -3
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@@ -11,11 +11,12 @@ static void update_interactivity(thread_t *thread) {
time_t run_time = thread->metrics.run_time_avg_us;
if (sleep_time > run_time)
thread->metrics.interactivity_score = min((SCALING_FACTOR * run_time) / sleep_time, SCHED_MAX_INTERACTIVITY);
thread->metrics.interactivity_score = (SCALING_FACTOR * run_time) / sleep_time;
else
thread->metrics.interactivity_score = min((SCALING_FACTOR * sleep_time) / run_time + SCALING_FACTOR, SCHED_MAX_INTERACTIVITY);
thread->metrics.interactivity_score = (SCALING_FACTOR * sleep_time) / run_time + SCALING_FACTOR;
// TODO nice value impacting this
thread->metrics.interactivity_score += thread->nice + (thread->proc ? thread->proc->nice : 0);
thread->metrics.interactivity_score = min(thread->metrics.interactivity_score, SCHED_MAX_INTERACTIVITY);
}
static void offset_times(thread_t *thread, time_t run_us, time_t sleep_us) {