Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755220AbYLJAPa (ORCPT ); Tue, 9 Dec 2008 19:15:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751573AbYLJAPV (ORCPT ); Tue, 9 Dec 2008 19:15:21 -0500 Received: from smtp1.linux-foundation.org ([140.211.169.13]:40120 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751546AbYLJAPU (ORCPT ); Tue, 9 Dec 2008 19:15:20 -0500 Date: Tue, 9 Dec 2008 16:15:11 -0800 From: Andrew Morton To: "Kay Sievers" Cc: sfr@canb.auug.org.au, linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, adobriyan@gmail.com, greg@kroah.com Subject: Re: linux-next: Tree for December 9 Message-Id: <20081209161511.15fe8cdb.akpm@linux-foundation.org> In-Reply-To: References: <20081209185237.8bb715d7.sfr@canb.auug.org.au> <20081209153418.4628723d.akpm@linux-foundation.org> X-Mailer: Sylpheed version 2.2.4 (GTK+ 2.8.20; i486-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3890 Lines: 100 On Wed, 10 Dec 2008 01:06:47 +0100 "Kay Sievers" wrote: > On Wed, Dec 10, 2008 at 00:34, Andrew Morton wrote: > > On Tue, 9 Dec 2008 18:52:37 +1100 > > Stephen Rothwell wrote: > > > >> I have created today's linux-next tree at > >> git://git.kernel.org/pub/scm/linux/kernel/git/sfr/linux-next.git > > > > udevd is sitting there chewing up 100% of a CPU all the time. > > > > The machine is x86_64, running FC6. It still happens with > > CONFIG_SELINUX=n. > > > > config: http://userweb.kernel.org/~akpm/config-akpm2.txt > > dmesg: http://userweb.kernel.org/~akpm/dmesg-akpm2.txt > > strace of udevd: http://userweb.kernel.org/~akpm/strace.out.txt > > > > excerpt: > > > > close(9) = 0 > > open("/proc/21707/stat", O_RDONLY) = 9 > > read(9, "21707 (hald-addon-stor) S 21033 "..., 255) = 240 > > close(9) = 0 > > open("/proc/22340/stat", O_RDONLY) = 9 > > read(9, "22340 (smartd) S 1 22339 22339 0"..., 255) = 245 > > close(9) = 0 > > Maybe an event loop, caused by something. > > Are you still able to run: > udevmonitor --kernel > and see if we get events, maybe in a loop, from the kernel? > akpm2:/home/akpm# udevmonitor --kernel unknown option (lol) akpm2:/home/akpm# udevmonitor udevmonitor prints the received event from the kernel [UEVENT] and the event which udev sends out after rule processing [UDEV] UDEV [1228867146.103334] add@/class/bdi/9:0 UDEV [1228867146.107566] remove@/block/md0 UDEV [1228867146.111969] remove@/class/bdi/9:0 UEVENT[1228867146.119889] add@/block/md0 UEVENT[1228867146.119964] add@/class/bdi/9:0 UEVENT[1228867146.120162] remove@/class/bdi/9:0 UEVENT[1228867146.120205] remove@/block/md0 UDEV [1228867146.122839] add@/block/md0 UDEV [1228867146.129125] add@/class/bdi/9:0 UDEV [1228867146.133459] remove@/block/md0 UDEV [1228867146.137813] remove@/class/bdi/9:0 UEVENT[1228867146.145652] add@/block/md0 UEVENT[1228867146.145709] add@/class/bdi/9:0 UEVENT[1228867146.145895] remove@/class/bdi/9:0 UEVENT[1228867146.145941] remove@/block/md0 UDEV [1228867146.148606] add@/block/md0 UDEV [1228867146.154832] add@/class/bdi/9:0 UDEV [1228867146.159299] remove@/block/md0 UDEV [1228867146.163750] remove@/class/bdi/9:0 UEVENT[1228867146.171354] add@/block/md0 UEVENT[1228867146.171391] add@/class/bdi/9:0 UEVENT[1228867146.171546] remove@/class/bdi/9:0 UEVENT[1228867146.171566] remove@/block/md0 UDEV [1228867146.174242] add@/block/md0 UDEV [1228867146.180730] add@/class/bdi/9:0 UDEV [1228867146.185137] remove@/block/md0 UDEV [1228867146.189435] remove@/class/bdi/9:0 UEVENT[1228867146.197278] add@/block/md0 UEVENT[1228867146.197330] add@/class/bdi/9:0 UEVENT[1228867146.197503] remove@/class/bdi/9:0 UEVENT[1228867146.197545] remove@/block/md0 UDEV [1228867146.200025] add@/block/md0 UDEV [1228867146.206571] add@/class/bdi/9:0 UDEV [1228867146.210940] remove@/block/md0 UDEV [1228867146.215359] remove@/class/bdi/9:0 UEVENT[1228867146.223278] add@/block/md0 UEVENT[1228867146.223336] add@/class/bdi/9:0 UEVENT[1228867146.223524] remove@/class/bdi/9:0 UEVENT[1228867146.223571] remove@/block/md0 UDEV [1228867146.226163] add@/block/md0 UDEV [1228867146.232415] add@/class/bdi/9:0 UDEV [1228867146.236739] remove@/block/md0 UDEV [1228867146.241042] remove@/class/bdi/9:0 UEVENT[1228867146.248895] add@/block/md0 UEVENT[1228867146.249012] add@/class/bdi/9:0 UEVENT[1228867146.249306] remove@/class/bdi/9:0 UEVENT[1228867146.249409] remove@/block/md0 -- 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/