From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: [Bug 8464] New: autoreconf: page allocation failure. order:2, mode:0x84020 From: Nicolas Mailhot In-Reply-To: <20070511173811.GA8529@skynet.ie> References: <20070510221607.GA15084@skynet.ie> <20070510224441.GA15332@skynet.ie> <20070510230044.GB15332@skynet.ie> <1178863002.24635.4.camel@rousalka.dyndns.org> <20070511090823.GA29273@skynet.ie> <1178884283.27195.1.camel@rousalka.dyndns.org> <20070511173811.GA8529@skynet.ie> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-T2tXx3uEIgOY/U4JxrYw" Date: Fri, 11 May 2007 19:45:41 +0200 Message-Id: <1178905541.2473.2.camel@rousalka.dyndns.org> Mime-Version: 1.0 Sender: owner-linux-mm@kvack.org Return-Path: To: Mel Gorman Cc: Christoph Lameter , Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org, "bugme-daemon@kernel-bugs.osdl.org" List-ID: --=-T2tXx3uEIgOY/U4JxrYw Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Le vendredi 11 mai 2007 =C3=A0 18:38 +0100, Mel Gorman a =C3=A9crit : > On (11/05/07 13:51), Nicolas Mailhot didst pronounce: > > Le vendredi 11 mai 2007 =C3=A0 10:08 +0100, Mel Gorman a =C3=A9crit : > >=20 > > > > seems to have cured the system so far (need to charge it a bit long= er to > > > > be sure) > > > >=20 > > >=20 > > > The longer it runs the better, particularly under load and after > > > updatedb has run. Thanks a lot for testing > >=20 > > After a few hours of load testing still nothing in the logs, so the > > revert was probably the right thing to do >=20 > Excellent. I am somewhat suprised by the result=20 And you're probably right, it just banged after a day working fine 19:20:00 tar: page allocation failure. order:2, mode:0x84020 19:20:00 =20 19:20:00 Call Trace: 19:20:00 [] __alloc_pages+0x2aa/0x2c3 19:20:00 [] __slab_alloc+0x196/0x586 19:20:00 [] radix_tree_node_alloc+0x36/0x7e 19:20:00 [] kmem_cache_alloc+0x32/0x4e 19:20:00 [] radix_tree_node_alloc+0x36/0x7e 19:20:00 [] radix_tree_insert+0x5d/0x18c 19:20:00 [] add_to_page_cache+0x3d/0x95 19:20:00 [] generic_file_buffered_write+0x222/0x7c8 19:20:00 [] :jbd:do_get_write_access+0x506/0x53d 19:20:00 [] current_fs_time+0x3b/0x40 19:20:00 [] __generic_file_aio_write_nolock+0x342/0x3ac 19:20:00 [] __mutex_lock_slowpath+0x216/0x221 19:20:00 [] generic_file_aio_write+0x61/0xc1 19:20:00 [] :ext3:ext3_file_write+0x16/0x94 19:20:00 [] do_sync_write+0xc9/0x10c 19:20:00 [] autoremove_wake_function+0x0/0x2e 19:20:00 [] vfs_write+0xce/0x177 19:20:00 [] sys_write+0x45/0x6e 19:20:00 [] tracesys+0xdc/0xe1 19:20:00 =20 19:20:00 Mem-info: 19:20:00 DMA per-cpu: 19:20:00 CPU 0: Hot: hi: 0, btch: 1 usd: 0 Cold: hi: 0, btc= h: 1 usd: 0 19:20:00 CPU 1: Hot: hi: 0, btch: 1 usd: 0 Cold: hi: 0, btc= h: 1 usd: 0 19:20:00 DMA32 per-cpu: 19:20:00 CPU 0: Hot: hi: 186, btch: 31 usd: 149 Cold: hi: 62, btc= h: 15 usd: 19 19:20:00 CPU 1: Hot: hi: 186, btch: 31 usd: 147 Cold: hi: 62, btc= h: 15 usd: 2 19:20:00 Active:348968 inactive:105561 dirty:23054 writeback:0 unstable:0 19:20:00 free:9776 slab:28092 mapped:23015 pagetables:10226 bounce:0 19:20:00 DMA free:7960kB min:20kB low:24kB high:28kB active:0kB inactive:0= kB present:7648kB pages_scanned:0 all_unreclaimable? yes 19:20:00 lowmem_reserve[]: 0 1988 1988 1988 19:20:00 DMA32 free:31144kB min:5692kB low:7112kB high:8536kB active:13958= 72kB inactive:422244kB present:2036004kB pages_scanned:0 all_unreclaimable?= no 19:20:00 lowmem_reserve[]: 0 0 0 0 19:20:00 DMA: 6*4kB 6*8kB 7*16kB 3*32kB 8*64kB 8*128kB 6*256kB 1*512kB 0*1= 024kB 0*2048kB 1*4096kB =3D 7960kB 19:20:00 DMA32: 7560*4kB 0*8kB 8*16kB 0*32kB 1*64kB 1*128kB 0*256kB 1*512k= B 0*1024kB 0*2048kB 0*4096kB =3D 31072kB 19:20:00 Swap cache: add 1527, delete 1521, find 216/286, race 397+0 19:20:00 Free swap =3D 4192824kB 19:20:00 Total swap =3D 4192944kB 19:20:00 Free swap: 4192824kB 19:20:00 524272 pages of RAM 19:20:00 14123 reserved pages 19:20:00 252562 pages shared 19:20:00 6 pages swap cached > so I'd like to look at the > alternative option with kswapd as well. Could you put that patch back in = again > please and try the following patch instead?=20 I'll try this one now (if it applies) Regards, --=20 Nicolas Mailhot --=-T2tXx3uEIgOY/U4JxrYw Content-Type: application/pgp-signature; name=signature.asc Content-Description: Ceci est une partie de message =?ISO-8859-1?Q?num=E9riquement?= =?ISO-8859-1?Q?_sign=E9e?= -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (GNU/Linux) iEYEABECAAYFAkZEq78ACgkQI2bVKDsp8g099gCg6M451SghKniJ7fdWGOxbp/2J bygAoJ1Xkn3TC75ragCFIwza9AZtt1bk =N5J0 -----END PGP SIGNATURE----- --=-T2tXx3uEIgOY/U4JxrYw-- -- 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