Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261552AbVDNQ4h (ORCPT ); Thu, 14 Apr 2005 12:56:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261547AbVDNQzh (ORCPT ); Thu, 14 Apr 2005 12:55:37 -0400 Received: from pollux.ds.pg.gda.pl ([153.19.208.7]:12303 "EHLO pollux.ds.pg.gda.pl") by vger.kernel.org with ESMTP id S261544AbVDNQzV (ORCPT ); Thu, 14 Apr 2005 12:55:21 -0400 Date: Thu, 14 Apr 2005 18:55:35 +0200 From: Tomasz Torcz To: linux-kernel@vger.kernel.org Subject: Re: poor SATA performance under 2.6.11 (with < 2.6.11 is OK)? Message-ID: <20050414165535.GA15440@irc.pl> Mail-Followup-To: linux-kernel@vger.kernel.org References: <425E9902.8000804@interia.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-2 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <425E9902.8000804@interia.pl> User-Agent: Mutt/1.5.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 904 Lines: 24 On Thu, Apr 14, 2005 at 06:23:30PM +0200, Tomasz Chmielewski wrote: > I have a Silicon Image SIL3112A SATA PCI controller + 2x 200GB, 8MB > Barracuda drives. Bad combination. > The performance under 2.6 kernels is *very* poor (Timing buffered disk > reads never more than 20 MB/sec); under 2.4 it runs quite fine (Timing > buffered disk reads around 60 MB/sec). 2.4 risk data corruption. 2.6 sata_sil.c contains blacklist for some driver-controller combination. See: http://home-tj.org/m15w/ -- Tomasz Torcz To co nierealne - tutaj jest normalne. zdzichu@irc.-nie.spam-.pl Ziomale na ?ycie maj? tu patenty specjalne. - 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/