From owner-freebsd-stable@FreeBSD.ORG  Wed Dec 29 13:06:41 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 2F683106564A
	for <freebsd-stable@freebsd.org>; Wed, 29 Dec 2010 13:06:41 +0000 (UTC)
	(envelope-from mad@madpilot.net)
Received: from megatron.madpilot.net (megatron.madpilot.net [88.149.173.206])
	by mx1.freebsd.org (Postfix) with ESMTP id C61258FC1B
	for <freebsd-stable@freebsd.org>; Wed, 29 Dec 2010 13:06:40 +0000 (UTC)
Received: from megatron.madpilot.net (localhost [127.0.0.1])
	by megatron.madpilot.net (Postfix) with ESMTP id 578901495;
	Wed, 29 Dec 2010 14:06:39 +0100 (CET)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=madpilot.net; h=
	user-agent:in-reply-to:content-disposition:content-type
	:content-type:mime-version:references:message-id:subject:subject
	:from:from:date:date:received:received; s=mail; t=1293627991; x=
	1295442391; bh=aaIxLHGx1sx5+gBlS5t1Y/odkcSsnY0O1plNwjxKAzw=; b=e
	HX3spI+5OG6jzpW0PbEoW+wqvblog35Oc39ZT/D5k5FvPHsv0i4wvgRcY+aq3H+E
	+3q0jOZHTqXhXaRaQWlKy0XFhyzjfwx3yNLptSLKqo3KFtskrj2qd+M0iQDLY1b2
	sS95/oW2rzW0zetuQkv3AnAAOyqz/wWopDQHop6iCo=
X-Virus-Scanned: amavisd-new at madpilot.net
Received: from megatron.madpilot.net ([127.0.0.1])
	by megatron.madpilot.net (megatron.madpilot.net [127.0.0.1])
	(amavisd-new, port 10026)
	with ESMTP id RKliAwbhHyIn; Wed, 29 Dec 2010 14:06:31 +0100 (CET)
Received: by megatron.madpilot.net (Postfix, from userid 1000)
	id B2FB31489; Wed, 29 Dec 2010 14:06:31 +0100 (CET)
Date: Wed, 29 Dec 2010 14:06:31 +0100
From: Guido Falsi <mad@madpilot.net>
To: Stefan Huerter <maulwurf@guckux.de>
Message-ID: <20101229130631.GB41011@megatron.madpilot.net>
References: <AANLkTinfYync_BG3zV028Or4ZgHe5iQ2tLVd1mn4a0r+@mail.gmail.com>
	<4D1AF388.3080107@infracaninophile.co.uk>
	<AANLkTim2oV3phJ4bTFL_ENNZYknm7Gjt_3uFdMd1UpYd@mail.gmail.com>
	<6435f8322a5d1045d20c7a782d85f846.squirrel@artif-webmail.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <6435f8322a5d1045d20c7a782d85f846.squirrel@artif-webmail.de>
X-Operating-System: FreeBSD 8.1-STABLE
User-Agent: Mutt/1.5.21 (2010-09-15)
Cc: Freek van Hemert <fvhemert@gmail.com>, 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 13:06:41 -0000

On Wed, Dec 29, 2010 at 11:55:57AM +0100, Stefan Huerter wrote:
> 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"

He'll need a "zfs upgrade" too.

-- 
Guido Falsi <mad@madpilot.net>