linux-kernel - Re: [PATCH 1/4] sched,numa: override part of migrate_degrades

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Message-ID: <1498347954.13083.40.camel@redhat.com>
Date:   Sat, 24 Jun 2017 19:45:54 -0400
From:   Rik van Riel <riel@...hat.com>
To:     Ingo Molnar <mingo@...nel.org>
Cc:     linux-kernel@...r.kernel.org, jhladky@...hat.com, mgorman@...e.de,
        peterz@...radead.org
Subject: Re: [PATCH 1/4] sched,numa: override part of
 migrate_degrades_locality when idle balancing

On Sat, 2017-06-24 at 08:58 +0200, Ingo Molnar wrote:
> * riel@...hat.com <riel@...hat.com> wrote:
> 
> > From: Rik van Riel <riel@...hat.com>
> > 
> > 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@...hat.com>
> > Signed-off-by: Rik van Riel <riel@...riel.com>
> > Signed-off-by: Rik van Riel <riel@...hat.com>
> 
> Note, I removed the first SOB from the commit, assuming that you only
> meant to 
> 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.