Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264759AbTFWH44 (ORCPT ); Mon, 23 Jun 2003 03:56:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264868AbTFWH4z (ORCPT ); Mon, 23 Jun 2003 03:56:55 -0400 Received: from twilight.ucw.cz ([81.30.235.3]:62594 "EHLO twilight.ucw.cz") by vger.kernel.org with ESMTP id S264759AbTFWH4r (ORCPT ); Mon, 23 Jun 2003 03:56:47 -0400 Date: Mon, 23 Jun 2003 10:10:44 +0200 From: Vojtech Pavlik To: Samphan Raruenrom Cc: Vojtech Pavlik , linux-kernel@vger.kernel.org Subject: Re: Crusoe's performance on linux? Message-ID: <20030623101044.A9220@ucw.cz> References: <3EF1E6CD.4040800@thai.com> <20030619200308.A2135@ucw.cz> <3EF2144D.5060902@thai.com> <20030619221126.B3287@ucw.cz> <3EF67AD4.4040601@thai.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <3EF67AD4.4040601@thai.com>; from samphan@thai.com on Mon, Jun 23, 2003 at 10:58:12AM +0700 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1274 Lines: 33 On Mon, Jun 23, 2003 at 10:58:12AM +0700, Samphan Raruenrom wrote: > Vojtech Pavlik wrote: > > Could you a test just for me? Take vanilla 2.4.21 and then > > make oldconfig; make dep; time make bzImage > > That's basically what I want to know how long will take, since > > it's one of the most common time consuming tasks the thing will > > have to handle. > Done! Here're the results:- > > Desktop - Pentium III 1 G Hz 754 MB -> 10.x min. > Tablet PC - Crusoe TM5800 1 GHz 731 MB -> 17.x min. > > From freshdiagnos benchmack, the TPC has about 2x faster RAM. > I use tmpfs for the whole process so disk speed didn't count. > Both test run without X or any foreground process using > 2.4.21-ac1 and RedHat kernel. > > What do you think? > Shouldn't TM5800 with 4-wide VLIW engine and 64 registers, > working on a single task, run as fast as a Pentium III? > Why it take 70% longer for such small process (make+gcc+as)! > There must be something wrong. Same GCC version on both? Which? -- Vojtech Pavlik SuSE Labs, SuSE CR - 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/