From owner-freebsd-stable@FreeBSD.ORG  Wed Dec 29 11:15:14 2010
Return-Path: <owner-freebsd-stable@FreeBSD.ORG>
Delivered-To: freebsd-stable@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 946C5106566B
	for <freebsd-stable@freebsd.org>; Wed, 29 Dec 2010 11:15:14 +0000 (UTC)
	(envelope-from maulwurf@guckux.de)
Received: from artif-webmail.de (artif-webmail.de [188.40.35.67])
	by mx1.freebsd.org (Postfix) with ESMTP id 566A08FC0C
	for <freebsd-stable@freebsd.org>; Wed, 29 Dec 2010 11:15:14 +0000 (UTC)
Received: from artif-webmail.de (localhost [127.0.0.1])
	by artif-webmail.de (Postfix) with ESMTP id 88AE9228E07A;
	Wed, 29 Dec 2010 11:55:57 +0100 (CET)
Received: from 195.185.213.162 (SquirrelMail authenticated user huerter)
	by artif-webmail.de with HTTP; Wed, 29 Dec 2010 11:55:57 +0100
Message-ID: <6435f8322a5d1045d20c7a782d85f846.squirrel@artif-webmail.de>
In-Reply-To: <AANLkTim2oV3phJ4bTFL_ENNZYknm7Gjt_3uFdMd1UpYd@mail.gmail.com>
References: <AANLkTinfYync_BG3zV028Or4ZgHe5iQ2tLVd1mn4a0r+@mail.gmail.com>
	<4D1AF388.3080107@infracaninophile.co.uk>
	<AANLkTim2oV3phJ4bTFL_ENNZYknm7Gjt_3uFdMd1UpYd@mail.gmail.com>
Date: Wed, 29 Dec 2010 11:55:57 +0100
From: "Stefan Huerter" <maulwurf@guckux.de>
To: "Freek van Hemert" <fvhemert@gmail.com>
User-Agent: SquirrelMail/1.4.21
MIME-Version: 1.0
Content-Type: text/plain;charset=iso-8859-1
Content-Transfer-Encoding: 8bit
X-Priority: 3 (Normal)
Importance: Normal
Cc: freebsd-stable@freebsd.org
Subject: Re: slow ZFS on FreeBSD 8.1
X-BeenThere: freebsd-stable@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Production branch of FreeBSD source code <freebsd-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>, 
	<mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable>
List-Post: <mailto:freebsd-stable@freebsd.org>
List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
	<mailto:freebsd-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 29 Dec 2010 11:15:14 -0000

Guckux Freek

> The hacks sounds good until 8.2 is released however, regarding this
> upgrade,
> is the on-disk format the same? Can I just add the pool to a new install
> (of
> 8.2-RC) and expect higher performance? Or do I need to recreate the pool
> with the newer versions of the utilities?

just do an upgrade of zfs...
"zpool upgrade"

Bye
   Stefan