Re: [PATCH 1/4] sched,numa: override part of migrate_degrades_locality when idle balancing

From: Rik van Riel
Date: Sat Jun 24 2017 - 19:46:14 EST


On Sat, 2017-06-24 at 08:58 +0200, Ingo Molnar wrote:
> * riel@xxxxxxxxxx <riel@xxxxxxxxxx> wrote:
>
> > From: Rik van Riel <riel@xxxxxxxxxx>
> >
> > Several tests in the NAS benchmark seem to run a lot slower with
> > NUMA balancing enabled, than with NUMA balancing disabled. The
> > slower run time corresponds with increased idle time.
> >
> > Overriding the final test of migrate_degrades_locality (but still
> > doing the other NUMA tests first) seems to improve performance
> > of those benchmarks.
> >
> > Reported-by: Jirka Hladky <jhladky@xxxxxxxxxx>
> > Signed-off-by: Rik van Riel <riel@xxxxxxxxxxx>
> > Signed-off-by: Rik van Riel <riel@xxxxxxxxxx>
>
> Note, I removed the first SOB from the commit, assuming that you only
> meant toÂ
> include the second one?

Thank you. It looks like I used the wrong email address
in the SOB I wrote in the patch, and git added the second
one automatically. The second one is indeed the one I want.