From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753390AbZHMH5j (ORCPT ); Thu, 13 Aug 2009 03:57:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752324AbZHMH5j (ORCPT ); Thu, 13 Aug 2009 03:57:39 -0400 Received: from mail-ew0-f214.google.com ([209.85.219.214]:35823 "EHLO mail-ew0-f214.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752316AbZHMH5i (ORCPT ); Thu, 13 Aug 2009 03:57:38 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=OTP+Fp38FkB7Yl05rITzT1D227jT0VD8u7TrHWo6kpCQAlhkKzq9b8MNdCyeRHhBCm feRf4Dg8hON3QyalLjX+uUbL4YMR7wkvMfktL2H8zfijclaUVKrM6GFPc3Pp5DGEZQLW qFkzNZYfNRw4eDt9b8z1IoqEyTTUS7HIjuAVM= MIME-Version: 1.0 In-Reply-To: <1250149366.10001.54.camel@twins> References: <1250149366.10001.54.camel@twins> Date: Thu, 13 Aug 2009 15:57:38 +0800 Message-ID: Subject: Re: Top shows cpu usage 165% with kvm lunched From: Dave Young To: Peter Zijlstra Cc: Ingo Molnar , Linux Kernel Mailing List Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Aug 13, 2009 at 3:42 PM, Peter Zijlstra wrote: > On Thu, 2009-08-13 at 10:23 +0800, Dave Young wrote: >> Hi, >> >> Kvm guest runs slackware-current, doing extracting linux tarball, top >> shows over 100% cpu usage. Is this a known issue? > > Does: top -H, show the same? top -H show normal results with several qemu threads. > > I suspect it might be the cumulative cpu usage of several threads. Thanks for telling, I never know top will hidden the thread usage. -- Regards dave