From owner-freebsd-questions@FreeBSD.ORG  Fri Dec 19 18:59:31 2014
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 66D2088D
 for <freebsd-questions@freebsd.org>; Fri, 19 Dec 2014 18:59:31 +0000 (UTC)
Received: from mout.gmx.net (mout.gmx.net [212.227.15.18])
 (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client CN "mout.gmx.net", Issuer "TeleSec ServerPass DE-1" (verified OK))
 by mx1.freebsd.org (Postfix) with ESMTPS id D9EB511F5
 for <freebsd-questions@freebsd.org>; Fri, 19 Dec 2014 18:59:30 +0000 (UTC)
Received: from moby.local ([109.193.238.174]) by mail.gmx.com (mrgmx002) with
 ESMTPSA (Nemesis) id 0LtIZH-1XwJSj45b1-012mTB for
 <freebsd-questions@freebsd.org>; Fri, 19 Dec 2014 19:59:23 +0100
Message-ID: <54947594.2060202@gmx.com>
Date: Fri, 19 Dec 2014 19:59:32 +0100
From: Nikos Vassiliadis <nvass@gmx.com>
User-Agent: Mozilla/5.0 (X11; FreeBSD amd64;
 rv:31.0) Gecko/20100101 Thunderbird/31.2.0
MIME-Version: 1.0
To: freebsd-questions@freebsd.org
Subject: zvol vs plain file for VMs
Content-Type: text/plain; charset=utf-8; format=flowed
Content-Transfer-Encoding: 7bit
X-Provags-ID: V03:K0:I9J7vtJaynQsgoaPe4DDYGxBS9ZUwnrTD9fIdQatf54ekre7r3m
 ybOfsdnIaktt7AEVOLRRHxkce08geWGR9bdjisd0Eqh1tQ+ehbt4Moy62uwzDi8rA15erw6
 4eLW8zwsU2C5AEAZUmgame8fXxv6x5tR+X1r9jtilseDzLrhGEvJ2G2o02vE2ux3rDWA1KW
 w+W+p6Zcx/hs+EwfXK9ow==
X-UI-Out-Filterresults: notjunk:1;
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.18-1
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-questions>, 
 <mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions/>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
 <mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 19 Dec 2014 18:59:31 -0000

Hi,

I have to convert a mail server to a VM and I don't know what kind of 
storage to use, a plain file or a zvol?

Are there any pros in using ZVOLs instead of plain files?

Thanks, Nikos