Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S272438AbTGaIjS (ORCPT ); Thu, 31 Jul 2003 04:39:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S272440AbTGaIjS (ORCPT ); Thu, 31 Jul 2003 04:39:18 -0400 Received: from main.gmane.org ([80.91.224.249]:27022 "EHLO main.gmane.org") by vger.kernel.org with ESMTP id S272438AbTGaIjR (ORCPT ); Thu, 31 Jul 2003 04:39:17 -0400 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: mru@users.sourceforge.net (=?iso-8859-1?q?M=E5ns_Rullg=E5rd?=) Subject: Re: Disk performance degradation Date: Thu, 31 Jul 2003 10:35:24 +0200 Message-ID: References: <20030729182138.76ff2d96.lista1@telia.com> <3F26A5E2.4070701@aros.net> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Complaints-To: usenet@main.gmane.org User-Agent: Gnus/5.1002 (Gnus v5.10.2) XEmacs/21.4 (Rational FORTRAN, linux) Cancel-Lock: sha1:B7jZMe3fKi/pMlt6Tc/uzHb9anQ= Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 618 Lines: 12 Mike Dresser writes: > Probably for reasons like that. For some reason, I can't set my ICH4 > based controller(ASUS P4B533) and Quantum Fireball AS40.0 to more than > 255. Kernel is 2.4.21 It appears that in 2.[56] kernels the unit for readahead is bytes, rather than sectors, as used in 2.4 kernels. -- M?ns Rullg?rd mru@users.sf.net - 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/