From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail143.messagelabs.com (mail143.messagelabs.com [216.82.254.35]) by kanga.kvack.org (Postfix) with ESMTP id EB0F46B003D for ; Mon, 9 Mar 2009 11:02:33 -0400 (EDT) Date: Mon, 9 Mar 2009 16:02:16 +0100 From: Pierre Ossman Subject: Re: [Bug 12832] New: kernel leaks a lot of memory Message-ID: <20090309160216.2048e898@mjolnir.ossman.eu> In-Reply-To: <20090309142241.GA4437@localhost> References: <20090307122452.bf43fbe4.akpm@linux-foundation.org> <20090307220055.6f79beb8@mjolnir.ossman.eu> <20090309013742.GA11416@localhost> <20090309020701.GA381@localhost> <20090309084045.2c652fbf@mjolnir.ossman.eu> <20090309142241.GA4437@localhost> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; protocol="application/pgp-signature"; boundary="=_freyr.drzeus.cx-6517-1236610941-0001-2" Sender: owner-linux-mm@kvack.org To: Wu Fengguang Cc: Andrew Morton , bugme-daemon@bugzilla.kernel.org, linux-mm@kvack.org List-ID: This is a MIME-formatted message. If you see this text it means that your E-mail software does not support MIME-formatted messages. --=_freyr.drzeus.cx-6517-1236610941-0001-2 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Mon, 9 Mar 2009 22:22:41 +0800 Wu Fengguang wrote: >=20 > Thanks for the data! Now it seems that some pages are totally missing > from bootmem or slabs or page cache or any application consumptions... >=20 So it isn't just me that's blind. That's something I guess. :) > Will searching through /proc/kpageflags for reserved pages help > identify the problem? >=20 > Oh kpageflags_read() does not include support for PG_reserved: >=20 I can probably hack together something that outputs the served pages. Anything else that is of interest? > > DirectMap2M: 18446744073709551613 >=20 > This field looks weird. >=20 Sorry, red herring. I'm in the middle of a bisect and that particular old bug happened to surface. It was not present with the releases 2.6.27. Rgds --=20 -- Pierre Ossman WARNING: This correspondence is being monitored by the Swedish government. Make sure your server uses encryption for SMTP traffic and consider using PGP for end-to-end encryption. --=_freyr.drzeus.cx-6517-1236610941-0001-2 Content-Type: application/pgp-signature; name="signature.asc" Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.11 (GNU/Linux) iEYEARECAAYFAkm1L3sACgkQ7b8eESbyJLgIUgCdGF4WlRDERf8mB11qWN18Ds6U EJQAn0BWyF0xIXJ4+hdLi45GbDYX56w6 =I2iu -----END PGP SIGNATURE----- --=_freyr.drzeus.cx-6517-1236610941-0001-2-- -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org