Re: [RFC PATCH 00/10] Improve numa scheduling by consolidating tasks

From: Srikar Dronamraju
Date: Tue Jul 30 2013 - 05:16:06 EST

* Peter Zijlstra <peterz@xxxxxxxxxxxxx> [2013-07-30 10:20:01]:

> On Tue, Jul 30, 2013 at 10:17:55AM +0200, Peter Zijlstra wrote:
> > On Tue, Jul 30, 2013 at 01:18:15PM +0530, Srikar Dronamraju wrote:
> > > Here is an approach that looks to consolidate workloads across nodes.
> > > This results in much improved performance. Again I would assume this work
> > > is complementary to Mel's work with numa faulting.
> >
> > I highly dislike the use of task weights here. It seems completely
> > unrelated to the problem at hand.
> I also don't particularly like the fact that it's purely process based.
> The faults information we have gives much richer task relations.


Can you please suggest workloads that I could try which might showcase
why you hate pure process based approach?

I know numa02_SMT does regress with my patches but I think its most
my implementation fault and not a approach issue.

Thanks and Regards
Srikar Dronamraju

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