Re: SCHED_RR && time_slice
From: Oleg Nesterov
Date: Thu Dec 29 2011 - 12:18:45 EST
On 12/29, Kirill Tkhai wrote:
> Thanks for the answers, Oleg.
> On Mon, 2011-12-26 at 17:59 +0100, Oleg Nesterov wrote:
> > On 12/23, Kirill Tkhai wrote:
> > >
> > > RT class uses its own fixed
> > > timeslice (in case of RR),
> > which looks confusing too, btw.
> > sched_set_scheduler() does not initialize rt.time_slice, and
> > INIT_TASK() sets time_slice = HZ (not DEF_TIMESLICE).
> I talk about task_tick_rt().
me too ;)
> When time_slice is over, it is being
> renewed. New value is DEF_TIMESLICE. This happens in case of SCHED_RR
Yes, but I was talking about initial value of time_slice, when the
task switches to SCHED_RR.
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