From owner-freebsd-virtualization@FreeBSD.ORG Wed Apr 1 16:47:52 2015 Return-Path: Delivered-To: freebsd-virtualization@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 3ADF971E for ; Wed, 1 Apr 2015 16:47:52 +0000 (UTC) Received: from family.redbarn.org (family.redbarn.org [24.104.150.213]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 22A2C8E6 for ; Wed, 1 Apr 2015 16:47:51 +0000 (UTC) Received: from [IPv6:2001:559:8000:cb:6169:845e:d470:e9f6] (unknown [IPv6:2001:559:8000:cb:6169:845e:d470:e9f6]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by family.redbarn.org (Postfix) with ESMTPSA id 7181218528; Wed, 1 Apr 2015 16:47:51 +0000 (UTC) Message-ID: <551C2134.60404@redbarn.org> Date: Wed, 01 Apr 2015 09:47:48 -0700 From: Paul Vixie User-Agent: Postbox 3.0.11 (Windows/20140602) MIME-Version: 1.0 To: Udo Rader Subject: Re: available hypervisors in FreeBSD References: <551BC8B3.2030900@bestsolution.at> <551BD9D1.7030404@freebsd.org> <551BEF19.70000@bestsolution.at> In-Reply-To: <551BEF19.70000@bestsolution.at> X-Enigmail-Version: 1.2.3 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: freebsd-virtualization@freebsd.org X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 01 Apr 2015 16:47:52 -0000 Udo Rader wrote: > ... > > Raw disks are fine with us as we do not overprovision storage (at least > not yet). nfs, with the server running zfs "raid10", and the guest as an nfs client, using the "bridge" network, is as fast for normal file i/o (like un-tarring a big file) as native zfs on the server, and is as fast as "ufs" on the client using raw "zvol" from the server. so you have choices, and none of them are non-performant. > [guests.redbarn:amd64] cat /etc/fstab # Device Mountpoint FStype > Options Dump Pass# /dev/vtbd0p3 / ufs rw 1 1 mm1:/zroot1/guesthomes > /zroot1/guesthomes nfs rw,noinet4 0 0 and: > root@mm1:/home/vixie # cat /etc/zfs/exports # !!! DO NOT EDIT THIS > FILE MANUALLY !!! /zroot1/guesthomes guests.redbarn.org /zroot1/home > family.redbarn.org -- Paul Vixie