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SubjectRe: RSDL v0.31
Al Boldi wrote:
> --- sched.bak.c 2007-03-16 23:07:23.000000000 +0300
> +++ sched.c 2007-03-19 23:49:40.000000000 +0300
> @@ -938,7 +938,11 @@ static void activate_task(struct task_st
> (now - p->timestamp) >> 20);
> }
>
> - p->quota = rr_quota(p);
> + /*
> + * boost factor hardcoded to 5; adjust to your liking
> + * higher means more likely to DoS
> + */
> + p->quota = rr_quota(p) + (((now - p->timestamp) >> 20) * 5);
> p->prio = effective_prio(p);
> p->timestamp = now;
> __activate_task(p, rq);

i've tried this and it lasted only a few minutes -- i was seeing
mouse cursor stalls lasting almost 1s. i/o bound tasks starving X?
After reverting the patch everything is smooth again.

artur

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