Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757704Ab1E3RjT (ORCPT ); Mon, 30 May 2011 13:39:19 -0400 Received: from ud10.udmedia.de ([194.117.254.50]:34518 "EHLO mail.ud10.udmedia.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750805Ab1E3RjS (ORCPT ); Mon, 30 May 2011 13:39:18 -0400 Date: Mon, 30 May 2011 19:39:16 +0200 From: Markus Trippelsdorf To: Peter Zijlstra Cc: linux-kernel@vger.kernel.org Subject: Very high CPU values in top on idle system (3.0-rc1) Message-ID: <20110530173916.GA1746@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 Content-Length: 689 Lines: 20 I get very high CPU values when I run 'top' on my (mostly) idle system with 3.0-rc1. For example mpd was always in the 1-2% range and is now constantly over 50%. This is caused by: commit 317f394160e9beb97d19a84c39b7e5eb3d7815a8 Author: Peter Zijlstra Date: Tue Apr 5 17:23:58 2011 +0200 sched: Move the second half of ttwu() to the remote cpu When I revert the above I see sane CPU values again. -- Markus -- 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/