Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2993316AbXEBPKh (ORCPT ); Wed, 2 May 2007 11:10:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S2993318AbXEBPKh (ORCPT ); Wed, 2 May 2007 11:10:37 -0400 Received: from mail.tmr.com ([64.65.253.246]:51667 "EHLO gaimboi.tmr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2993316AbXEBPKg (ORCPT ); Wed, 2 May 2007 11:10:36 -0400 Message-ID: <4638AA2E.4090504@tmr.com> Date: Wed, 02 May 2007 11:11:42 -0400 From: Bill Davidsen Organization: TMR Associates Inc, Schenectady NY User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.0.8) Gecko/20061105 SeaMonkey/1.0.6 MIME-Version: 1.0 To: "Bill Huey (hui)" CC: Linux Kernel M/L , Con Kolivas , Ingo Molnar Subject: Re: [REPORT] 2.6.21 vs. 2.6.21-sd046 vs. 2.6.21-CFSv7 References: <463643A9.5040009@tmr.com> <46364A75.9080003@tmr.com> <20070430201659.GA5681@gnuppy.monkey.org> In-Reply-To: <20070430201659.GA5681@gnuppy.monkey.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1883 Lines: 41 Bill Huey (hui) wrote: > On Mon, Apr 30, 2007 at 03:58:45PM -0400, Bill Davidsen wrote: > >> Followup: I reran with sd-0.46, setting rr_interval to 40, and then 5 >> (default was 16). Neither appeared to give a useful video playback. I >> did try setting the make to nice 10, and that made the playback >> perfectly smooth, as well as response to skip forward and volume change >> happening when the key was pressed instead of eventually. >> >> I also tried raising the nice of X to -10, that made things better on >> display, but I winder if it will let X run ahead of the nice-0 raid threads. >> >> Is this my hardware or is there a really odd behavior here? The sd seems >> to be too fair to cope well with this realistic load, and expecting >> users to nice things is probably morally correct but unrealistic. >> > > People have been reporting very good performance with regards to OpenGL > applications under SD. What is your video driver ? NVidia proprietary ? > > My original post I was following gave my config, built-in graphics using 945G framebuffer. This is a server, I'm not a gamer. The only fancy graphics I have are on a system with no on board video at all, I picked up a moderately high-end Radeon card to drop in. And to give you an idea of what a gamer I am, that uses the vesafb driver ;-) > OpenGL, X and direct frame buffer access (mplayer and friends) tend not > to interact each other which can result in very different scheduling > characteristics between them. > -- bill davidsen CTO TMR Associates, Inc Doing interesting things with small computers since 1979 - 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/