From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263927AbTLUUts (ORCPT ); Sun, 21 Dec 2003 15:49:48 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263980AbTLUUts (ORCPT ); Sun, 21 Dec 2003 15:49:48 -0500 Received: from intra.cyclades.com ([64.186.161.6]:15530 "EHLO intra.cyclades.com") by vger.kernel.org with ESMTP id S263927AbTLUUtn (ORCPT ); Sun, 21 Dec 2003 15:49:43 -0500 Date: Sun, 21 Dec 2003 18:45:36 -0200 (BRST) From: Marcelo Tosatti X-X-Sender: marcelo@logos.cnet To: Octave Cc: Marcelo Tosatti , linux-kernel@vger.kernel.org, andrea@suse.de Subject: Re: lot of VM problem with 2.4.23 In-Reply-To: <20031221191431.GP25043@ovh.net> Message-ID: References: <20031221001422.GD25043@ovh.net> <1071999003.2156.89.camel@abyss.local> <20031221150312.GJ25043@ovh.net> <20031221154227.GB1323@alpha.home.local> <20031221161324.GN25043@ovh.net> <20031221191431.GP25043@ovh.net> MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="8323328-2146005474-1072038856=:6632" X-Cyclades-MailScanner-Information: Please contact the ISP for more information X-Cyclades-MailScanner: Found to be clean Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org This message is in MIME format. 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Send mail to mime@docserver.cac.washington.edu for more info. --8323328-2146005474-1072038856=:6632 Content-Type: TEXT/PLAIN; charset=US-ASCII On Sun, 21 Dec 2003, Octave wrote: > > Octave, > > > > Can you please "echo 1 > /proc/sys/vm_gfp_debug" (to turn VM debugging on) > > and rerun the tests which crash the box. > > > > Also run "vmstat 5" in the background and save that to a file. > > > > Marcelo, > > I got this kernel panic: > > Dec 21 20:04:34 stock kernel: e9f01e50 c012e1d8 000001d2 08451094 00000001 e7493ea0 0000040e 00000000 > Dec 21 20:04:34 stock kernel: 00000018 00000002 c029e998 c029ea94 00000000 000001d2 00000000 c012dd80 > Dec 21 20:04:34 stock kernel: 00104025 c01225a3 e7493ea0 08451094 00000001 e9efec60 f7ec5380 c01226bf > Dec 21 20:04:34 stock kernel: Call Trace: [] [] [] [] [] > Dec 21 20:04:34 stock kernel: [] [] [] [] [] > Dec 21 20:04:52 stock kernel: f7313e18 c012e1d8 000001d2 f770c184 00000020 f7f0ffe0 0000040e 00000000 > Dec 21 20:04:52 stock kernel: 00000018 00000002 c029e998 c029ea94 00000000 000001d2 00000000 c012dd80 > Dec 21 20:04:52 stock kernel: 00000012 c0124e80 00000007 00000020 0000004a f717e920 f717e920 c0124efe > Dec 21 20:04:52 stock kernel: Call Trace: [] [] [] [] [] > Dec 21 20:04:52 stock kernel: [] [] [] [] [] [] > Dec 21 20:04:52 stock kernel: [] > Dec 21 20:05:01 stock kernel: dba23e50 c012e1d8 000001d2 094de03c 00000001 e6461500 0000040e 00000000 > Dec 21 20:05:01 stock kernel: 00000018 00000002 c029e998 c029ea94 00000000 000001d2 00000000 c012dd80 > Dec 21 20:05:01 stock kernel: 00104025 c01225a3 e6461500 094de03c 00000001 c23eea80 c10e6f90 c01226bf > Dec 21 20:05:01 stock kernel: Call Trace: [] [] [] [] [] > Dec 21 20:05:01 stock kernel: [] [] [] [] [] > Dec 21 20:05:42 stock kernel: c8525e50 c012e1d8 000001d2 08cb90f4 00000001 e14a2f20 0000040e 00000000 > Dec 21 20:05:42 stock kernel: 00000018 00000002 c029e998 c029ea94 00000000 000001d2 00000000 c012dd80 > Dec 21 20:05:42 stock kernel: 00104025 c01225a3 e14a2f20 08cb90f4 00000001 df9fc420 c138dbc0 c01226bf > Dec 21 20:05:42 stock kernel: Call Trace: [] [] [] [] [] > Dec 21 20:05:42 stock kernel: [] [] [] [] [] > Dec 21 20:05:42 stock kernel: d70ebedc c012e1d8 000001d2 00000000 00000000 f71aa544 00000414 00000000 > Dec 21 20:05:42 stock kernel: 00000018 00000002 c029e998 c029ea94 00000000 000001d2 00000000 c012dd80 > Dec 21 20:05:42 stock kernel: 00000000 c012595a 00000000 ffffffea f71b0ba0 00000000 f7fb29cc 00001000 > Dec 21 20:05:42 stock kernel: Call Trace: [] [] [] [] [] > Dec 21 20:05:42 stock kernel: [] [] > Dec 21 20:05:42 stock kernel: e3e97edc c012e1d8 000001d2 00000000 00000000 f71aa544 00000414 00000000 > Dec 21 20:05:42 stock kernel: 00000018 00000002 c029e998 c029ea94 00000000 000001d2 00000000 c012dd80 > Dec 21 20:05:42 stock kernel: 00000000 c012595a 00000000 ffffffea f6ee63c0 00000000 f7fb31f4 00001000 > Dec 21 20:05:42 stock kernel: Call Trace: [] [] [] [] [] > Dec 21 20:05:42 stock kernel: [] [] > Warning (Oops_read): Code line not seen, dumping what data is available Octave, This is not a kernel panic, its the VM debugging output. Can you please apply the attached patch on top of 2.4.23 and rerun the test with "echo 1 > /proc/sys/vm_gfp_debug" ? It will printout the number of available swap pages when processes get killed. Thanks > Trace; c012e1d8 <__alloc_pages+2a4/2b0> > Trace; c012dd80 <_alloc_pages+18/1c> > Trace; c01225a3 > Trace; c01226bf > Trace; c01228e8 > Trace; c0111707 > Trace; c011157c > Trace; c0123db0 > Trace; c0122d85 > Trace; c0106fa0 > Trace; c012e1d8 <__alloc_pages+2a4/2b0> > Trace; c012dd80 <_alloc_pages+18/1c> > Trace; c0124e80 > Trace; c0124efe > Trace; c0126793 > Trace; c01226e5 > Trace; c01228e8 > Trace; c0111707 > Trace; c011157c > Trace; c019047c > Trace; c0135190 > Trace; c0106fa0 > Trace; c012e1d8 <__alloc_pages+2a4/2b0> > Trace; c012dd80 <_alloc_pages+18/1c> > Trace; c01225a3 > Trace; c01226bf > Trace; c01228e8 > Trace; c0111707 > Trace; c011157c > Trace; c0123db0 > Trace; c0122d85 > Trace; c0106fa0 > Trace; c012e1d8 <__alloc_pages+2a4/2b0> > Trace; c012dd80 <_alloc_pages+18/1c> > Trace; c01225a3 > Trace; c01226bf > Trace; c01228e8 > Trace; c0111707 > Trace; c011157c > Trace; c0123db0 > Trace; c0122d85 > Trace; c0106fa0 > Trace; c012e1d8 <__alloc_pages+2a4/2b0> > Trace; c012dd80 <_alloc_pages+18/1c> > Trace; c012595a > Trace; c0125f1a > Trace; c0125d9c > Trace; c0135126 > Trace; c0106eb7 > Trace; c012e1d8 <__alloc_pages+2a4/2b0> > Trace; c012dd80 <_alloc_pages+18/1c> > Trace; c012595a > Trace; c0125f1a > Trace; c0125d9c > Trace; c0135126 > Trace; c0106eb7 > > --8323328-2146005474-1072038856=:6632 Content-Type: TEXT/PLAIN; charset=US-ASCII; name="page_alloc.patch" Content-Transfer-Encoding: BASE64 Content-ID: Content-Description: Content-Disposition: attachment; filename="page_alloc.patch" LS0tIGxpbnV4LTIuNC4yMy9tbS9wYWdlX2FsbG9jLmMub3JpZwkyMDAzLTEy LTIxIDE3OjU0OjM3LjAwMDAwMDAwMCAtMDIwMA0KKysrIGxpbnV4LTIuNC4y My9tbS9wYWdlX2FsbG9jLmMJMjAwMy0xMi0yMSAxNzo1Mzo1OS4wMDAwMDAw MDAgLTAyMDANCkBAIC00MzYsOCArNDM2LDEwIEBADQogIG91dDoNCiAJcHJp bnRrKEtFUk5fTk9USUNFICJfX2FsbG9jX3BhZ2VzOiAldS1vcmRlciBhbGxv Y2F0aW9uIGZhaWxlZCAoZ2ZwPTB4JXgvJWkpXG4iLA0KIAkgICAgICAgb3Jk ZXIsIGdmcF9tYXNrLCAhIShjdXJyZW50LT5mbGFncyAmIFBGX01FTUFMTE9D KSk7DQotCWlmICh1bmxpa2VseSh2bV9nZnBfZGVidWcpKQ0KKwlpZiAodW5s aWtlbHkodm1fZ2ZwX2RlYnVnKSkgew0KKwkJcHJpbnRrKEtFUk5fRVJSICJP T006IG5yX3N3YXBfcGFnZXM9JWQiLCBucl9zd2FwX3BhZ2VzKTsNCiAJCWR1 bXBfc3RhY2soKTsNCisJfQ0KIAlyZXR1cm4gTlVMTDsNCiB9DQogDQo= --8323328-2146005474-1072038856=:6632--