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Date: Mon, 24 Sep 2012 17:57:55 +0400
From: Glauber Costa <glommer@parallels.com>
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To: Christoph Lameter <cl@linux.com>
CC: Tejun Heo <tj@kernel.org>,
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        Suleiman Souhlal <suleiman@google.com>,
        Frederic Weisbecker <fweisbec@gmail.com>, Mel Gorman <mgorman@suse.de>,
        David Rientjes <rientjes@google.com>,
        Pekka Enberg <penberg@cs.helsinki.fi>, Michal Hocko <mhocko@suse.cz>,
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Subject: Re: [PATCH v3 05/16] consider a memcg parameter in kmem_create_cache
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On 09/24/2012 05:56 PM, Christoph Lameter wrote:
> On Mon, 24 Sep 2012, Glauber Costa wrote:
> 
>> The reason I say it is orthogonal, is that people will still want to see
>> their caches in /proc/slabinfo, regardless of wherever else they'll be.
>> It was a requirement from Pekka in one of the first times I posted this,
>> IIRC.
> 
> They want to see total counts there true. But as I said we already have a
> duplication of the statistics otherwise. We have never done the scheme
> that you propose. That is unexpected. I would not expect the numbers to be
> there.
> 

I myself personally believe it can potentially clutter slabinfo, and
won't put my energy in defending the current implementation. What I
don't want is to keep switching between implementations.

Pekka, Tejun, what do you guys say here?