Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754855AbYH2Pmz (ORCPT ); Fri, 29 Aug 2008 11:42:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751207AbYH2Pmq (ORCPT ); Fri, 29 Aug 2008 11:42:46 -0400 Received: from mk-outboundfilter-6-a-2.mail.uk.tiscali.com ([212.74.114.16]:36166 "EHLO mk-outboundfilter-6-a-2.mail.uk.tiscali.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751034AbYH2Pmp (ORCPT ); Fri, 29 Aug 2008 11:42:45 -0400 X-Trace: 20363021/mk-outboundfilter-6.mail.uk.tiscali.com/F2S/$F2S-NILDRAM-ACCEPTED/f2s-nildram-customers/195.149.44.6 X-SBRS: None X-RemoteIP: 195.149.44.6 X-IP-MAIL-FROM: alistair@devzero.co.uk X-IP-BHB: Once X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AsgEAKy1t0jDlSwG/2dsb2JhbACBZbZogWo X-IronPort-AV: E=Sophos;i="4.32,293,1217804400"; d="scan'208";a="20363021" X-IP-Direction: IN From: Alistair John Strachan To: Linus Torvalds Subject: cpu time oddity (was Re: Linux 2.6.27-rc5) Date: Fri, 29 Aug 2008 16:42:42 +0100 User-Agent: KMail/1.10.0 (Linux/2.6.27-rc4-bisect-damocles; KDE/4.1.0; x86_64; ; ) Cc: Linux Kernel Mailing List , "Rafael J. Wysocki" References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200808291642.42255.alistair@devzero.co.uk> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1008 Lines: 27 On Friday 29 August 2008 00:26:45 Linus Torvalds wrote: > Another week (my weeks do seem to be eight days, don't they? Very odd), > another -rc. (Don't know who's responsible for this one, so I've just added Ragael to CC) I only noticed this recently but it's probably been happening for a while (doesn't seem to happen on 2.6.26): ps aux USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND root 2 83033595 0.0 0 0 ? S< 10:30 21114574:23 [kthreadd] root 1740 83078470 0.0 0 0 ? S< 10:31 21114574:23 [md0_raid1] Seems to happen only to kernel threads and at random. Last time I booted it was two XFS threads. Before I start another bisection, does anybody have any ideas? -- Cheers, Alistair. -- 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/