Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sun, 6 Jan 2002 20:33:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 6 Jan 2002 20:33:36 -0500 Received: from harpo.it.uu.se ([130.238.12.34]:45784 "EHLO harpo.it.uu.se") by vger.kernel.org with ESMTP id ; Sun, 6 Jan 2002 20:33:31 -0500 Date: Mon, 7 Jan 2002 02:33:16 +0100 (MET) From: Mikael Pettersson Message-Id: <200201070133.CAA03628@harpo.it.uu.se> To: davidel@xmailserver.org Subject: Re: [patch] 2.5.2 scheduler code for 2.4.18-pre1 ( was 2.5.2-pre performance degradation on an old 486 ) Cc: axboe@suse.de, linux-kernel@vger.kernel.org, mjh@vr-web.de, torvalds@transmeta.com Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, 6 Jan 2002 15:59:05 -0800 (PST), Davide Libenzi wrote: >I made this patch for Andrea and it's the scheduler code for 2.4.18-pre1 >Could someone give it a try on old 486s Done. On my '93 vintage 486, 2.4.18p1 + your scheduler results in very bursty I/O and poor performance, just like I reported for 2.5.2-pre7. /Mikael - 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/