Re: [RFC PATCH v3 00/16] Core scheduling v3

From: Aaron Lu
Date: Tue Aug 06 2019 - 03:04:50 EST

On 2019/8/6 14:56, Aubrey Li wrote:
> On Tue, Aug 6, 2019 at 11:24 AM Aaron Lu <> wrote:
>> I've been thinking if we should consider core wide tenent fairness?
>> Let's say there are 3 tasks on 2 threads' rq of the same core, 2 tasks
>> (e.g. A1, A2) belong to tenent A and the 3rd B1 belong to another tenent
>> B. Assume A1 and B1 are queued on the same thread and A2 on the other
>> thread, when we decide priority for A1 and B1, shall we also consider
>> A2's vruntime? i.e. shall we consider A1 and A2 as a whole since they
>> belong to the same tenent? I tend to think we should make fairness per
>> core per tenent, instead of per thread(cpu) per task(sched entity). What
>> do you guys think?
> I also think a way to make fairness per cookie per core, is this what you
> want to propose?

Yes, that's what I meant.