Re: [PATCH 17/19] sched, numa: Detect big processes

From: Rik van Riel
Date: Tue Jul 31 2012 - 17:53:58 EST


On 07/31/2012 03:12 PM, Peter Zijlstra wrote:

The current heuristic for determining if a task is 'big' is if its
consuming more than 1/2 a node's worth of cputime. We might want to
add a term here looking at the RSS of the process and compare this
against the available memory per node.

This could probably use some refinement in the future, but
it looks like a reasonable start.

Cc: Rik van Riel <riel@xxxxxxxxxx>
Cc: Paul Turner <pjt@xxxxxxxxxx>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>

Acked-by: Rik van Riel <riel@xxxxxxxxxx>

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