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From: Artem Bityutskiy <dedekind1@gmail.com>
To: Rik van Riel <riel@redhat.com>
Cc: linux-kernel@vger.kernel.org, mgorman@suse.de,
	peterz@infradead.org, jhladky@redhat.com
Subject: Re: [PATCH] numa,sched: only consider less busy nodes as numa balancing destination
Date: Tue, 12 May 2015 16:50:10 +0300	[thread overview]
Message-ID: <1431438610.20417.0.camel@sauron.fi.intel.com> (raw)
In-Reply-To: <554D1681.7040902@redhat.com>

On Fri, 2015-05-08 at 16:03 -0400, Rik van Riel wrote:
> Currently the load balancer has a preference for moving
> tasks to their preferred nodes (NUMA_FAVOUR_HIGHER, true),
> but there is no resistance to moving tasks away from their
> preferred nodes (NUMA_RESIST_LOWER, false).  That setting
> was arrived at after a fair amount of experimenting, and
> is probably correct.

FYI, (NUMA_RESIST_LOWER, true) does not make any difference for me.



  parent reply	other threads:[~2015-05-12 13:50 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-06 10:35 autoNUMA web workload regression Artem Bityutskiy
2015-05-06 10:37 ` Bityutskiy, Artem
2015-05-06 14:40 ` Rik van Riel
2015-05-06 15:41 ` [PATCH] numa,sched: only consider less busy nodes as numa balancing destination Rik van Riel
2015-05-06 17:00   ` Peter Zijlstra
2015-05-06 17:06     ` Rik van Riel
2015-05-07 13:29   ` Artem Bityutskiy
2015-05-08 13:13   ` Artem Bityutskiy
2015-05-08 20:03     ` Rik van Riel
2015-05-08 22:52       ` Rik van Riel
2015-05-11 11:11       ` Artem Bityutskiy
2015-05-11 14:20         ` Rik van Riel
2015-05-12 13:50       ` Artem Bityutskiy [this message]
2015-05-12 15:45         ` Rik van Riel
2015-05-13  6:29           ` Peter Zijlstra
2015-05-13  6:31             ` Peter Zijlstra
2015-05-13 10:59             ` Artem Bityutskiy
2015-05-13 13:51             ` Rik van Riel
2015-05-11 12:44   ` Jirka Hladky
2015-05-11 14:44     ` Rik van Riel
2015-05-26 20:29   ` Rik van Riel

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