Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2992916AbXEBIvd (ORCPT ); Wed, 2 May 2007 04:51:33 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S2992927AbXEBIvd (ORCPT ); Wed, 2 May 2007 04:51:33 -0400 Received: from an-out-0708.google.com ([209.85.132.243]:58088 "EHLO an-out-0708.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2992916AbXEBIvc (ORCPT ); Wed, 2 May 2007 04:51:32 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:from:organization:to:subject:date:user-agent:cc:references:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:message-id; b=qfEhn3jJANASxlaWm4JIKBbqhTtgVSXs9qzTZUlItVMv+KFaX35absJz9husLONzF2lc1y66zUtbp66Y814fXRtc0noJmpyCxK3Ft5wdTA/s5oKXfQfISrIOsTmA6xSIhDgql6RL5Ww6Ogo3T/5FFwnM5d3fsqp79Gy2ZrlVV5E= From: Gene Heskett Organization: Organization? very little To: Ingo Molnar Subject: Re: [patch] CFS scheduler, -v8 Date: Wed, 2 May 2007 04:51:27 -0400 User-Agent: KMail/1.9.6 Cc: Mike Galbraith , linux-kernel@vger.kernel.org, Linus Torvalds , Andrew Morton , Con Kolivas , Nick Piggin , Arjan van de Ven , Peter Williams , Thomas Gleixner , caglar@pardus.org.tr, Willy Tarreau , Mark Lord , Zach Carter , buddabrod , Balbir Singh References: <20070501212223.GA29867@elte.hu> <200705020403.35385.gene.heskett@gmail.com> <20070502081356.GA21827@elte.hu> In-Reply-To: <20070502081356.GA21827@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200705020451.27704.gene.heskett@gmail.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2132 Lines: 52 On Wednesday 02 May 2007, Ingo Molnar wrote: >* Gene Heskett wrote: >> > I noticed a (harmless) bounds warning triggered by the reduction in >> > size of array->bitmap. Patchlet below. >> >> I just checked my logs, and it appears my workload didn't trigger this >> one Mike. [...] > >yeah: this is a build-time warning and it needs a newer/smarter gcc to >notice that provably redundant piece of code. It's a harmless thing - >but nevertheless Mike's fix is a nice little micro-optimization as well: >it always bothered me a bit that at 140 priority levels we were _just_ >past the 128 bits boundary by 12 bits. Now on 64-bit boxes it's just two >64-bit words to cover all 100 priority levels of RT tasks. > >> [...] And so far, v8 is working great here. And that great is in my >> best "Tony the Tiger" voice, stolen shamelessly from the breakfast >> cereal tv commercial of 30+ years ago. :) > >heh :-) > >> Ingo asked for a 0-100 rating, where 0 is mainline as I recall it, and >> 100 is the best of the breed. I'll give this one a 100 till something >> better shows up. > >nice - and you arent even using any OpenGL games ;) > >The 0-100 rating is really useful to me so that i can see the impact of >regressions (if any) and it's also one single number representing the >subjective impression - that way it's easier to keep tab of things. > >btw., do you still renice kmail slightly, or does it now work out of box >with default nice 0? > > Ingo For this last couple of boots, its "right out of the box" and isn't getting under my skin. A make -j4 didn't bother it either. -- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) The goys have proven the following theorem... -- Physicist John von Neumann, at the start of a classroom lecture. - 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/