Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755013AbYHROfw (ORCPT ); Mon, 18 Aug 2008 10:35:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754032AbYHROfa (ORCPT ); Mon, 18 Aug 2008 10:35:30 -0400 Received: from smtp1.linux-foundation.org ([140.211.169.13]:56866 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753363AbYHROf3 (ORCPT ); Mon, 18 Aug 2008 10:35:29 -0400 Message-ID: <48A98867.1010806@linux-foundation.org> Date: Mon, 18 Aug 2008 09:34:15 -0500 From: Christoph Lameter User-Agent: Thunderbird 2.0.0.16 (Windows/20080708) MIME-Version: 1.0 To: Ray Lee CC: "Zhang, Yanmin" , =?UTF-8?B?SWxwbyBKw6Ry?= =?UTF-8?B?dmluZW4=?= , David Miller , Netdev , LKML Subject: Re: tbench regression on each kernel release from 2.6.22 -> 2.6.28 References: <48A086B6.2000901@linux-foundation.org> <20080811.141501.01468546.davem@davemloft.net> <1219025114.25933.6.camel@ymzhang> <48A98228.9090006@linux-foundation.org> <2c0942db0808180731k7423df7ct75e3a27d404764d0@mail.gmail.com> In-Reply-To: <2c0942db0808180731k7423df7ct75e3a27d404764d0@mail.gmail.com> 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 Content-Length: 635 Lines: 20 Ray Lee wrote: > On Mon, Aug 18, 2008 at 7:07 AM, Christoph Lameter > wrote: >> Zhang, Yanmin wrote: >> >>> Other regressions on other machines are similar. >> There are AIM7 regressions that are similar to tbench. >> >> 2.6.22 28436 >> 2.6.26 23064 > > Just a shot in the dark -- is this with Group Scheduling on or off? > Off is prefered for benchmarks. Off -- 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/