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Date: Tue, 27 Jun 2017 14:27:42 -0400
From: Rik van Riel <riel@...hat.com>
To: Peter Zijlstra <peterz@...radead.org>
Cc: linux-kernel@...r.kernel.org, jhladky@...hat.com, mingo@...nel.org,
mgorman@...e.de
Subject: Re: [PATCH 4/4] sched,fair: remove effective_load
On Mon, 2017-06-26 at 18:12 +0200, Peter Zijlstra wrote:
> Also note that your use of task_h_load() in the new numa thing
> suffers
> from exactly the problem effective_load() is trying to solve.
Thinking about this some more, I suspect that
using effective_load() in combination with
select_idle_sibling(), which will often place
the task on a different CPU than the one specified,
may not lead to entirely useful results...
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