From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264337AbTLYSNZ (ORCPT ); Thu, 25 Dec 2003 13:13:25 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264340AbTLYSNZ (ORCPT ); Thu, 25 Dec 2003 13:13:25 -0500 Received: from [195.62.234.69] ([195.62.234.69]:31646 "EHLO mail.nectarine.info") by vger.kernel.org with ESMTP id S264337AbTLYSNY (ORCPT ); Thu, 25 Dec 2003 13:13:24 -0500 Message-ID: <3FEB28F1.80305@nectarine.info> Date: Thu, 25 Dec 2003 19:14:09 +0100 From: Giacomo Di Ciocco Organization: Nectarine Networks User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.6b) Gecko/20031205 Thunderbird/0.4 X-Accept-Language: en-us, en MIME-Version: 1.0 To: joe.korty@ccur.com Cc: Albert Cahalan , linux-kernel mailing list , wli@holomorphy.com Subject: Re: 2.6.0 "Losing too many ticks!" References: <1072321519.1742.328.camel@cube> <20031225161748.GA31564@tsunami.ccur.com> In-Reply-To: <20031225161748.GA31564@tsunami.ccur.com> X-Enigmail-Version: 0.82.5.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Joe Korty wrote: > Or maybe IDE DMA is disabled. That would account for lost > ticks during period of heavy disk IO. Giacomo, type > > hdparm /dev/hda > > If it shows 'using DMA' off, try > > hdparm -d1 /dev/hda > > If that fails then the IDE driver you need is not > configured in your kernel. > > Joe Hi Joe, enabling the dma mode has resolved the "Losing too many ticks" thing, now the system seems running fine, the unique strange thing is the "Unknown HZ value! (92) Assume 100." message, that appears before the output of any program launched. Thanks everyone for the support. Regards. -- Giacomo Di Ciocco Nectarine Administrator Phone/Fax: (+39) 577663107 Web: http://www.nectarine.info Irc: irc.nectarine.info #nectarine Email: admin@nectarine.info (pgp.mit.edu)