linux-kernel - Re: [PATCH 1/2] mm/slob: Mark zone page state to get slab usage at /proc/meminfo

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Message-ID: <CALF0-+WASdSAT9rnLxx8OmHrNV5tjrDwpBTE9irCRd91QxMkBA@mail.gmail.com>
Date:	Tue, 23 Oct 2012 15:43:09 -0300
From:	Ezequiel Garcia <elezegarcia@...il.com>
To:	Christoph Lameter <cl@...ux.com>
Cc:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	Tim Bird <tim.bird@...sony.com>,
	Pekka Enberg <penberg@...nel.org>,
	Matt Mackall <mpm@...enic.com>
Subject: Re: [PATCH 1/2] mm/slob: Mark zone page state to get slab usage at /proc/meminfo

On Tue, Oct 23, 2012 at 3:15 PM, Christoph Lameter <cl@...ux.com> wrote:
> On Mon, 22 Oct 2012, Ezequiel Garcia wrote:
>
>> SLUB handles large kmalloc allocations falling back
>> to page-size allocations (kmalloc_large, etc).
>> This path doesn't touch NR_SLAB_XXRECLAIMABLE zone item state.
>
> Right. UNRECLAIMABLE allocations do not factor in reclaim decisions.
>

I wasn't asking about reclaim decisions.

I think my question wasn't clear.

The issue is: with SLUB large kmallocs don't set NR_SLAB_UNRECLAIMABLE
zone item.
Thus, they don't show at /proc/meminfo. Is this okey?

Thanks!

    Ezequiel
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