From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael S. Tsirkin" Subject: Re: Performance test result between per-vhost kthread disable and enable Date: Wed, 24 Nov 2010 12:46:12 +0200 Message-ID: <20101124104612.GC23493@redhat.com> References: <20101123111251.GA26350@redhat.com> <20101123134117.GA30256@redhat.com> <4CEBE509.8020704@us.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Sridhar Samudrala , tj@kernel.org, Avi Kivity , kvm@vger.kernel.org To: lidong chen Return-path: Received: from mx1.redhat.com ([209.132.183.28]:64688 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753181Ab0KXKqg (ORCPT ); Wed, 24 Nov 2010 05:46:36 -0500 Content-Disposition: inline In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: On Wed, Nov 24, 2010 at 02:49:26PM +0800, lidong chen wrote: > apply the patch, and disable CONFIG_SCHED_DEBUG, the result is worse, > the cpu rate of host os is 143%. Interesting. What does perf top show? -- MST