Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965379AbXBLUfN (ORCPT ); Mon, 12 Feb 2007 15:35:13 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965358AbXBLUfN (ORCPT ); Mon, 12 Feb 2007 15:35:13 -0500 Received: from nigel.suspend2.net ([203.171.70.205]:41601 "EHLO nigel.suspend2.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965379AbXBLUfM (ORCPT ); Mon, 12 Feb 2007 15:35:12 -0500 Subject: Re: SATA-performance: Linux vs. FreeBSD From: Nigel Cunningham Reply-To: nigel@nigel.suspend2.net To: Alan Cc: "Martin A. Fink" , Andi Kleen , linux-kernel@vger.kernel.org In-Reply-To: <20070212190835.20f9b92f@localhost.localdomain> References: <200702121502.17130.fink@mpe.mpg.de> <200702121727.17108.fink@mpe.mpg.de> <200702121856.29729.fink@mpe.mpg.de> <20070212190835.20f9b92f@localhost.localdomain> Content-Type: text/plain Date: Tue, 13 Feb 2007 07:34:48 +1100 Message-Id: <1171312488.4081.6.camel@nigel.suspend2.net> Mime-Version: 1.0 X-Mailer: Evolution 2.8.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 789 Lines: 20 Hi Alan et al. On Mon, 2007-02-12 at 19:08 +0000, Alan wrote: > I'm not sure you'll get 50MB/sec sustained to work although you might > with a good current drive used for nothing else, a linear stream of data > (no seeking and file system overhead), and a non PCI controller (PCI > Express, host chipset bus etc). That's Suspend2's usage pattern when given a whole partition, so I can state without reservation you can get maximum throughput under those circumstances, even with a PCI controller. Swsusp should do about the same too. Nigel - 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/