linux-kernel - Re: 2.6.36-rc2 : slabtop report 10170292 size-32 objects...

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Message-ID: <1283965167.2964.17.camel@calx>
Date:	Wed, 08 Sep 2010 11:59:27 -0500
From:	Matt Mackall <mpm@...enic.com>
To:	Paul Rolland <rol@...917.net>
Cc:	Pekka Enberg <penberg@...nel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Christoph Lameter <cl@...ux-foundation.org>,
	Dave Airlie <airlied@...ux.ie>
Subject: Re: 2.6.36-rc2 : slabtop report 10170292 size-32 objects...

On Wed, 2010-09-01 at 11:55 +0200, Paul Rolland wrote:
> Hi Pekka,
> 
> On Wed, 1 Sep 2010 12:41:59 +0300
> Pekka Enberg <penberg@...nel.org> wrote:
> 
> > On Wed, Sep 1, 2010 at 12:35 PM, Paul Rolland <rol@...917.net> wrote:
> > > I was surprised to see my machine using so much swap when I couldn't
> > > find where all the memory was gone, and I checked quickly what slabtop
> > > had to say, and found that one :
> > >
> > >  OBJS ACTIVE  USE OBJ SIZE  SLABS OBJ/SLAB CACHE SIZE NAME
> > > 10172288 10171996  99%    0.03K  90824      112    363296K size-32
> > >
> > 
> > Might be related to this:
> > 
> > http://kerneltrap.org/mailarchive/linux-kernel/2010/8/25/4611329
>  
> Yes, considering that lspci also confirms my machine has some common points 
> with Matt's one :

For the record, I'm using a conventional 2D window manager so the leak
is somewhere in that path.

-- 
Mathematics is the supreme nostalgia of our time.


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