From owner-freebsd-hardware@FreeBSD.ORG  Fri Oct 28 23:10:15 2005
Return-Path: <owner-freebsd-hardware@FreeBSD.ORG>
X-Original-To: hardware@freebsd.org
Delivered-To: freebsd-hardware@FreeBSD.ORG
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 6CB7F16A41F;
	Fri, 28 Oct 2005 23:10:15 +0000 (GMT)
	(envelope-from mi+mx@aldan.algebra.com)
Received: from blue.virtual-estates.net (aldan.algebra.com [216.254.65.224])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 6353643D77;
	Fri, 28 Oct 2005 23:10:11 +0000 (GMT)
	(envelope-from mi+mx@aldan.algebra.com)
Received: from corbulon.video-collage.com
	(static-151-204-231-237.bos.east.verizon.net [151.204.231.237])
	by blue.virtual-estates.net (8.13.4/8.13.4) with ESMTP id
	j9SNA9sd075616
	(version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK);
	Fri, 28 Oct 2005 19:10:10 -0400 (EDT)
	(envelope-from mi+mx@aldan.algebra.com)
Received: from mteterin.us.murex.com (195-11.customer.cloud9.net
	[168.100.195.11])
	by corbulon.video-collage.com (8.13.4/8.13.1) with ESMTP id
	j9SNA3Fd008148
	(version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO);
	Fri, 28 Oct 2005 19:10:03 -0400 (EDT)
	(envelope-from mi+mx@aldan.algebra.com)
Received: from mteterin.us.murex.com (mteterin@localhost [127.0.0.1])
	by mteterin.us.murex.com (8.13.3/8.13.3) with ESMTP id j9SN9wH4023645; 
	Fri, 28 Oct 2005 19:09:58 -0400 (EDT)
	(envelope-from mi+mx@aldan.algebra.com)
Received: from localhost (localhost [[UNIX: localhost]])
	by mteterin.us.murex.com (8.13.3/8.13.3/Submit) id j9SN9tRA023644;
	Fri, 28 Oct 2005 19:09:55 -0400 (EDT)
	(envelope-from mi+mx@aldan.algebra.com)
X-Authentication-Warning: mteterin.us.murex.com: mteterin set sender to
	mi+mx@aldan.algebra.com using -f
From: Mikhail Teterin <mi+mx@aldan.algebra.com>
Organization: Virtual Estates, Inc.
To: =?iso-8859-1?q?S=F8ren_Schmidt?= <sos@freebsd.org>
Date: Fri, 28 Oct 2005 19:09:55 -0400
User-Agent: KMail/1.8.2
References: <200510280518.j9S5I3oQ025430@blue.virtual-estates.net>
	<200510281841.19751.mi+mx@aldan.algebra.com>
	<6F8F4C0A-1D7C-42FF-9CCB-C582827A5D2B@FreeBSD.ORG>
In-Reply-To: <6F8F4C0A-1D7C-42FF-9CCB-C582827A5D2B@FreeBSD.ORG>
MIME-Version: 1.0
Content-Type: text/plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 8bit
Content-Disposition: inline
Message-Id: <200510281909.55669.mi+mx@aldan.algebra.com>
X-Virus-Scanned: ClamAV devel-20050525/1149/Thu Oct 27 16:20:09 2005 on
	corbulon.video-collage.com
X-Virus-Status: Clean
X-Scanned-By: MIMEDefang 2.43
Cc: Peter Jeremy <PeterJeremy@optushome.com.au>, hackers@freebsd.org,
	hardware@freebsd.org
Subject: Re: Very slow writing to SATA disk
X-BeenThere: freebsd-hardware@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: General discussion of FreeBSD hardware <freebsd-hardware.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hardware>, 
	<mailto:freebsd-hardware-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-hardware>
List-Post: <mailto:freebsd-hardware@freebsd.org>
List-Help: <mailto:freebsd-hardware-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hardware>, 
	<mailto:freebsd-hardware-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 28 Oct 2005 23:10:15 -0000

> Hmm, that does sound as problems with that disk, or maybe disk vs  
> diskcontroller. Any chance you could try the disk on something else ?

I'll try...

> One other thing, how much mem do you have in there ? more than 4G and  
> bounce buffering might get into the picture ruining the transfer rate...

2Gb right now. Does the 4Gb limit apply to amd64 as well?

	-mi