From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753248Ab1KQWRf (ORCPT ); Thu, 17 Nov 2011 17:17:35 -0500 Received: from ud10.udmedia.de ([194.117.254.50]:56360 "EHLO mail.ud10.udmedia.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751455Ab1KQWRe (ORCPT ); Thu, 17 Nov 2011 17:17:34 -0500 Date: Thu, 17 Nov 2011 23:17:31 +0100 From: Markus Trippelsdorf To: linux-kernel@vger.kernel.org Subject: Impossible high cpu-time values for migration threads Message-ID: <20111117221731.GA9229@x4.trippels.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Just saw this for the first time: 1 [|| 2.4%] Tasks: 63, 31 thr, 54 kthr; 1 running 2 [|| 1.7%] Load average: 0.03 0.06 0.36 3 [|| 1.0%] Uptime: 06:36:59 4 [|| 1.0%] Mem[|||||||||||||||||||||||||||||||||| 1427/7977MB] Mem:7977M used:1427M buffers:0M cache:2604M Swp[| 0/2047MB] PID USER PRI NI VIRT RES SHR S CPU% MEM% TIME+ Command 11 root RT 0 0 0 0 S 0.0 0.0 5h38:27 migration/2 14 root RT 0 0 0 0 S 0.0 0.0 5h30:29 migration/3 1476 root 20 0 97672 38928 5024 S 1.0 0.5 4:49.06 /usr/bin/X -nolisten tcp :0 -auth /home/markus/.serverauth.1459 1281 markus 20 0 931M 317M 40592 S 0.0 4.0 4:19.17 firefox 1538 markus 20 0 200M 34544 18848 S 0.0 0.4 2:43.89 konsole -e /home/markus/start_screen 868 mpd 20 0 294M 20336 4868 S 0.0 0.2 2:04.88 mpd --no-daemon ... As you can see the machine has an uptime of 06:36:59 and the two migration threads both show greater than 5h30min cpu-time. (Linux 3.2.0-rc2-00046-g317bfe8 on amd64) -- Markus