Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422787AbWLUHP5 (ORCPT ); Thu, 21 Dec 2006 02:15:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422788AbWLUHP4 (ORCPT ); Thu, 21 Dec 2006 02:15:56 -0500 Received: from main.gmane.org ([80.91.229.2]:42482 "EHLO ciao.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1422787AbWLUHP4 (ORCPT ); Thu, 21 Dec 2006 02:15:56 -0500 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: Daniel Cheng Subject: Re: Linux disk performance. Date: Thu, 21 Dec 2006 15:15:39 +0800 Message-ID: References: <652016d30612172007m58d7a828q378863121ebdc535@mail.gmail.com> <1166431020.3365.931.camel@laptopd505.fenrus.org> <652016d30612180439y6cd12089l115e4ef6ce2e59fe@mail.gmail.com> <4589B92F.2030006@tmr.com> <652016d30612202203h16331f96o2147872db3cb2d43@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Complaints-To: usenet@sea.gmane.org X-Gmane-NNTP-Posting-Host: n219078109167.netvigator.com User-Agent: Icedove 1.5.0.8 (X11/20061128) In-Reply-To: <652016d30612202203h16331f96o2147872db3cb2d43@mail.gmail.com> Cc: kernelnewbies@nl.linux.org Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 611 Lines: 18 Manish Regmi wrote: [...] >> >> If you upgrade to a newer kernel you can try other i/o scheduler >> options, default cfq or even deadline might be helpful. > > I tried all disk schedulers but all had timing bumps. :( > Did you try to disable the on disk write cache? man hdparm(8) -W Disable/enable the IDE drive´s write-caching feature -- - 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/