Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S270090AbTGUN4F (ORCPT ); Mon, 21 Jul 2003 09:56:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S270092AbTGUN4F (ORCPT ); Mon, 21 Jul 2003 09:56:05 -0400 Received: from ppp-217-133-42-200.cust-adsl.tiscali.it ([217.133.42.200]:7040 "EHLO x30.random") by vger.kernel.org with ESMTP id S270090AbTGUNzp (ORCPT ); Mon, 21 Jul 2003 09:55:45 -0400 Date: Mon, 21 Jul 2003 10:10:33 -0400 From: Andrea Arcangeli To: Marcelo Tosatti Cc: Jim Gifford , lkml Subject: Re: 2.4.22-pre5 deadlock Message-ID: <20030721141033.GC2556@x30.random> References: <06e301c347c7$2a779590$3400a8c0@W2RZ8L4S02> <002b01c347e9$36a04110$f300a8c0@W2RZ8L4S02> <001801c348a0$9dab91e0$3400a8c0@W2RZ8L4S02> <008701c34a29$caabb0f0$3400a8c0@W2RZ8L4S02> <20030719172103.GA1971@x30.local> <018101c34f4d$430d5850$3400a8c0@W2RZ8L4S02> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4i X-GPG-Key: 1024D/68B9CB43 13D9 8355 295F 4823 7C49 C012 DFA1 686E 68B9 CB43 X-PGP-Key: 1024R/CB4660B9 CC A0 71 81 F4 A0 63 AC C0 4B 81 1D 8C 15 C8 E5 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2119 Lines: 52 On Mon, Jul 21, 2003 at 09:45:32AM -0300, Marcelo Tosatti wrote: > > > On Sun, 20 Jul 2003, Jim Gifford wrote: > > > ----- Original Message ----- > > From: "Andrea Arcangeli" > > To: "Jim Gifford" > > Cc: "Marcelo Tosatti" ; "lkml" > > > > Sent: Saturday, July 19, 2003 10:21 AM > > Subject: Re: 2.4.22-pre5 deadlock > > > > > > > On Mon, Jul 14, 2003 at 10:03:03AM -0700, Jim Gifford wrote: > > > > As requested. > > > > > > please try to reproduce w/o devfs and/or w/o a kernel module that is > > > loadable called ipt_psd (netfilter stuff likely, but not part of > > > mainline pre6/pre7). probably it'll go away either ways and it seems > > > triggered by the process called couriertcpd. Not sure exactly what's > > > going on though, since looking into devfs/devfsd doesn't sound > > > interesting anymore and I don't see the netfilter code out of mainline. > > > > > > (probably this email will get some delay, so apologies if it is obsolete > > > by the time it reaches the network) > > > > > > Andrea > > > > > I have removed all non-standard iptables modules and the dazuko module. It > > locked up under pre6 without these modules, but pre7 hasn't caused a problem > > yet, it's at 28 hours so far, the record is three days. I have noticed > > increased memory usage, which is the starting sign of problems. > > Jim, > > The increased memory usage seems normal. Its the kernel cahcing more and > more buffers: they will be freed when the system needs memory. > > Lets wait and see what happens without the iptables and dazuko modules. also please w/o devfs, a task was hanging waiting for devfsd and there were many request_module running from kmod, so it maybe a devfs/devfsd race too (ipc_psd, may only be triggering it, and it may not be the culprit). Andrea - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/