Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755993AbXJCMxA (ORCPT ); Wed, 3 Oct 2007 08:53:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754085AbXJCMwx (ORCPT ); Wed, 3 Oct 2007 08:52:53 -0400 Received: from sovereign.computergmbh.de ([85.214.69.204]:49402 "EHLO sovereign.computergmbh.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753152AbXJCMww (ORCPT ); Wed, 3 Oct 2007 08:52:52 -0400 Date: Wed, 3 Oct 2007 14:52:51 +0200 (CEST) From: Jan Engelhardt To: Frans Pop cc: linux-kernel@vger.kernel.org Subject: Re: top displaying 9999% CPU usage In-Reply-To: <200710031433.34504.elendil@planet.nl> Message-ID: References: <200710031433.34504.elendil@planet.nl> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1814 Lines: 38 On Oct 3 2007 14:33, Frans Pop wrote: > >I saw top occasionally displaying 9999% CPU usage for a process. The >first few times it was amarokapp, this last time it was kontact. >Both applications were basically idle. Yes this certainly sounds like KDE. Did you try with Gnome, or perhaps a simple `perl -e '1 while 1'`? >The "cc1" is a kernel compile (rc9 + CFS :-). > >I cannot remember seeing this before, but as I also don't run top that >frequently I cannot be sure its a recent regression. Test various things, like another top utility (htop perhaps), compare. Narrowing down where the bug is. >top - 14:28:27 up 38 min, 1 user, load average: 1.12, 0.67, 0.32 >Tasks: 128 total, 2 running, 126 sleeping, 0 stopped, 0 zombie >Cpu(s): 32.0%us, 15.7%sy, 0.0%ni, 43.8%id, 8.5%wa, 0.0%hi, 0.0%si, 0.0%st >Mem: 2054476k total, 998460k used, 1056016k free, 95284k buffers >Swap: 979924k total, 0k used, 979924k free, 485804k cached > > PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND > 5269 fjp 20 0 441m 58m 32m S 9999 2.9 0:16.34 kontact > ^^^^ > 8272 fjp 20 0 5952 468 208 S 3 0.0 0:04.62 faked-sysv > 3666 fjp 20 0 25268 2036 884 S 2 0.1 0:03.30 famd >26530 fjp 20 0 20932 6292 1568 R 2 0.3 0:00.06 cc1 > 5124 fjp 20 0 210m 26m 19m S 1 1.3 0:09.18 kicker >17012 fjp 20 0 19016 1252 916 R 1 0.1 0:00.34 top > 5159 fjp 20 0 508m 54m 30m S 0 2.7 0:12.67 amarokapp - 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/