From: Marcelo Tosatti <marcelo.tosatti@cyclades.com>
To: Badari Pulavarty <pbadari@us.ibm.com>
Cc: linux-mm <linux-mm@kvack.org>, lkml <linux-kernel@vger.kernel.org>
Subject: Re: Better pagecache statistics ?
Date: Thu, 1 Dec 2005 14:00:44 -0200 [thread overview]
Message-ID: <20051201160044.GB14499@dmt.cnet> (raw)
In-Reply-To: <20051201152029.GA14499@dmt.cnet>
On Thu, Dec 01, 2005 at 01:20:29PM -0200, Marcelo Tosatti wrote:
>
> Hi Badari,
>
> On Wed, Nov 30, 2005 at 10:57:09AM -0800, Badari Pulavarty wrote:
> > Hi,
> >
> > Is there a effort/patches underway to provide better pagecache
> > statistics ?
> >
> > Basically, I am interested in finding detailed break out of
> > cached pages. ("Cached" in /proc/meminfo)
> >
> > Out of this "cached pages"
> >
> > - How much is just file system cache (regular file data) ?
> > - How much is shared memory pages ?
>
> You could do that from userspace probably, by doing some math
> on all processes statistics versus global stats, but does not
> seem very practical.
Actually, SysRQ-M reports "N pages shared".
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next prev parent reply other threads:[~2005-12-01 16:00 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-30 18:57 Badari Pulavarty
2005-12-01 2:35 ` Hareesh Nagarajan
2005-12-01 15:20 ` Marcelo Tosatti
2005-12-01 15:59 ` Badari Pulavarty
2005-12-01 16:10 ` Arjan van de Ven
2005-12-01 16:23 ` Badari Pulavarty
2005-12-01 17:08 ` Marcelo Tosatti
2005-12-01 17:15 ` Badari Pulavarty
2005-12-01 17:21 ` Arjan van de Ven
2005-12-01 17:57 ` Marcelo Tosatti
2005-12-01 18:20 ` Badari Pulavarty
2005-12-02 22:15 ` Frank Ch. Eigler
2005-12-02 22:31 ` Badari Pulavarty
2005-12-02 22:46 ` Frank Ch. Eigler
2005-12-02 23:46 ` Badari Pulavarty
2005-12-01 18:24 ` Badari Pulavarty
2005-12-04 18:48 ` Martin J. Bligh
2005-12-01 17:19 ` Marcelo Tosatti
2005-12-01 17:31 ` Badari Pulavarty
2005-12-01 18:15 ` Marcelo Tosatti
2005-12-01 18:25 ` Badari Pulavarty
2005-12-01 16:00 ` Marcelo Tosatti [this message]
2005-12-01 21:16 ` Christoph Lameter
2005-12-02 0:13 ` Badari Pulavarty
2005-12-28 1:33 ` Marcelo Tosatti
2005-12-28 19:36 ` Tom Zanussi
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