From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S266353AbUHXGNC (ORCPT ); Tue, 24 Aug 2004 02:13:02 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266511AbUHXGNB (ORCPT ); Tue, 24 Aug 2004 02:13:01 -0400 Received: from os.inf.tu-dresden.de ([141.76.48.99]:60897 "EHLO os.inf.tu-dresden.de") by vger.kernel.org with ESMTP id S266353AbUHXGKT (ORCPT ); Tue, 24 Aug 2004 02:10:19 -0400 Date: Mon, 23 Aug 2004 23:08:24 -0700 From: "Udo A. Steinberg" To: Nick Piggin Cc: Andrew Morton , torvalds@osdl.org, linux-kernel@vger.kernel.org Subject: Re: Possible dcache BUG Message-ID: <20040823230824.3c937d88@laptop.delusion.de> In-Reply-To: <4125AD23.4000705@yahoo.com.au> References: <20040808113930.24ae0273.akpm@osdl.org> <200408100012.08945.gene.heskett@verizon.net> <200408102342.12792.gene.heskett@verizon.net> <20040810211849.0d556af4@laptop.delusion.de> <20040812180033.62b389db@laptop.delusion.de> <20040820000238.55e22081@laptop.delusion.de> <20040820001154.0a5cf331.akpm@osdl.org> <20040820001905.27a9ff8f@laptop.delusion.de> <4125AD23.4000705@yahoo.com.au> X-GPG-Key: 1024D/233B9D29 (wwwkeys.pgp.net) X-GPG-Fingerprint: CE1F 5FDD 3C01 BE51 2106 292E 9E14 735D 233B 9D29 X-Mailer: X-Mailer 5.0 Gold Mime-Version: 1.0 Content-Type: multipart/signed; protocol="application/pgp-signature"; micalg="pgp-sha1"; boundary="Signature=_Mon__23_Aug_2004_23_08_24_-0700_ufzWG4sTPr7oOwhC" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --Signature=_Mon__23_Aug_2004_23_08_24_-0700_ufzWG4sTPr7oOwhC Content-Type: text/plain; charset=US-ASCII Content-Disposition: inline Content-Transfer-Encoding: 7bit On Fri, 20 Aug 2004 17:49:55 +1000 Nick Piggin (NP) wrote: NP> Can you reproduce the OOM with the following patch please? Then NP> send the output. I reproduced the problem using a slightly different setup to trigger the problem faster: 128 MB RAM, 188992 KB swap Here's the output of the OOM killer with your patch applied: oom-killer: gfp_mask=0x1d2 DMA per-cpu: cpu 0 hot: low 2, high 6, batch 1 cpu 0 cold: low 0, high 2, batch 1 Normal per-cpu: cpu 0 hot: low 14, high 42, batch 7 cpu 0 cold: low 0, high 14, batch 7 HighMem per-cpu: empty Free pages: 1316kB (0kB HighMem) Active:5281 inactive:23611 dirty:0 writeback:0 unstable:0 free:329 slab:1403 mapped:12232 pagetables:167 DMA free:712kB min:44kB low:88kB high:132kB active:5076kB inactive:5332kB present:16384kB pages_scanned:10112 all_unreclaimable? yes protections[]: 22 178 178 Normal free:604kB min:312kB low:624kB high:936kB active:16048kB inactive:89112kB present:114688kB pages_scanned:62432 all_unreclaimable? yes protections[]: 0 156 156 HighMem free:0kB min:128kB low:256kB high:384kB active:0kB inactive:0kB present:0kB pages_scanned:0 all_unreclaimable? no protections[]: 0 0 0 DMA: 0*4kB 3*8kB 13*16kB 1*32kB 1*64kB 1*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 712kB Normal: 1*4kB 1*8kB 1*16kB 0*32kB 1*64kB 0*128kB 0*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 604kB HighMem: empty Swap cache: add 90886, delete 74524, find 4659/4974, race 0+0 Out of Memory: Killed process 1217 (gphoto2). -Udo. --Signature=_Mon__23_Aug_2004_23_08_24_-0700_ufzWG4sTPr7oOwhC Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) iD8DBQFBKttbnhRzXSM7nSkRAq3iAJ4vAHlhRGpXrdqzzD0DOp/UqnPrIACfRV+x os9EhVNwu+qiopaMJldtHJo= =yhBv -----END PGP SIGNATURE----- --Signature=_Mon__23_Aug_2004_23_08_24_-0700_ufzWG4sTPr7oOwhC--