From owner-freebsd-questions@FreeBSD.ORG Sat Dec 20 05:41:19 2014 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from chateau.d.if (localhost [IPv6:::1]) by hub.freebsd.org (Postfix) with ESMTP id 8824C5F4; Sat, 20 Dec 2014 05:41:18 +0000 (UTC) Received: from chateau.d.if (chateau.d.if [IPv6:::1]); by chateau.d.if (OpenSMTPD) with ESMTP id 6d594e31; Sat, 20 Dec 2014 11:11:17 +0530 (IST) From: ashish@FreeBSD.org (Ashish SHUKLA) To: Nikos Vassiliadis Subject: Re: zvol vs plain file for VMs Organization: The FreeBSD Project References: <54947594.2060202@gmx.com> X-Face: )vGQ9yK7Y$Flebu1C>(B\gYBm)[$zfKM+p&TT[[JWl6:]S>cc$%-z7-`46Zf0B*syL.C]oCq[upTG~zuS0.$"_%)|Q@$hA=9{3l{%u^h3jJ^Zl; t7 X-Uptime: 11:09AM up 12:56, 11 users, load averages: 0.16, 0.20, 0.22 X-Operating-System: FreeBSD/FreeBSD 10.1-RELEASE/amd64 X-OpenPGP-Fingerprint: F682 CDCC 39DC 0FEA E116 20B6 C746 CFA9 E74F A4B0 X-Attribution: =?utf-8?B?4KSG4KS24KWA4KS3?= Organisation: The FreeBSD Project X-Hashcash: 1:20:141220:freebsd-questions@freebsd.org::dllmXG0vvOoovvCP:000000000000000000000000000000000d8I X-Hashcash: 1:20:141220:nvass@gmx.com::p5cEIMyXmPPAjXj2:00001XEY Date: Sat, 20 Dec 2014 11:11:12 +0530 In-Reply-To: <54947594.2060202@gmx.com> (Nikos Vassiliadis's message of "Fri, 19 Dec 2014 19:59:32 +0100") Message-ID: <86mw6ilvyf.fsf@chateau.d.if> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (amd64-portbld-freebsd10.1) Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAJ1BMVEWpqal/f39tbW1jY2Md HR2goKCenp6UlJROTk7////9/f35+fnT09ORJdieAAACVklEQVQ4jXXUP2vbQBQA8AvUTkgz5OzY Z0iGWhpS6BSrkECn0mvx0MEJ6AjtYrfoBCVDlD8naJYmNlRfwZq8+mkKlIZaGpJSYmP7Q/XkJDrJ Td8i/H68u3vHPaPufwLdf32AMA4A6GcAgvAamY1pOJiDIFqicTwLswDhfr3uxfFtkAY/GFHPMwzD 8zpnACmIOnE6js7rQb+v4NJrG9od0C+QgpHMy5jBewV+UDSMWiw1Y4fWfyV7+NGFzDsYa3pth9LJ Q4XvXxFHcJRvHOmygn5NAEabnDcQQguarnfoiwSCJ99jmKKcphsZONmWsDK9Ro7cvZOCtQdg8nje egLhc2LNlkLmsezzTFUUy5w18ocox/f0LaLgJy0zO75zk+9pp85GAj36xjqhdI0y3tq2m4dqqcWX zQWBTz8L1irvolXV4J+3q7eCDgVnttjNq6X8H+9KOZsuNk1uCzx8pSp+E9HImfJOTLdcGqo+YKnG EIovizkEn48V7BO+ch2DXcD4ENSpWiU+q8hjjbgTBZCXnZtyj0Ws4Q1Q0B2WXFtYZo65Bbyeeldw RS6qFueM80LlLA29YlVwGRYvFD+kwI/0O+A2PlpOP9GwslUVciHuYGechuBTp922YiDZCrghTknm XSyOM+D3aoRZlo0Jb42zY7DN4p2x4AeZ+QAYutx1sHwTHzMT5cMNduQ9yW3GczN4KZ86kb0c9O8T yXDeFqpl2fryPEAYGXIlezAPXYh2NgVr/gvdoHIuDwuPwOhcWE8f8mmICq41eATkn8x0kuRTIKcB wE9+/QUtiiAnYcaN7wAAAABJRU5ErkJggg== MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" Cc: freebsd-questions@freebsd.org X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 20 Dec 2014 05:41:19 -0000 --=-=-= Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Fri, 19 Dec 2014 19:59:32 +0100, Nikos Vassiliadis said: | 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 I don't use FreeBSD for VMs, but theoretically plain file will have filesys= tem overhead which ZVOL won't. HTH =2D-=20 Ashish SHUKLA | GPG: F682 CDCC 39DC 0FEA E116 20B6 C746 CFA9 E74F A4B0 Sent from my Emacs --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBCgAGBQJUlQv5AAoJEMdGz6nnT6SwRTAQALCCP0baxWlG87IFCoQwd6Ch lrRPRUXN/o4ArKHEbZ/FZ31TpOFFWs7ETZmsX3Q1nbhn06AgIoFdY5ipCApousWz GSoZvMQanNoZYw16UtXxYLisuuS3XH7dS9dYjdhMmEq3jL1ozLo/ni6jGsyCT5zK R14UAFoIhWKmfOw6DElIxy22cw81u64fXlkAR4mzVXMQwiOLkGqCN4BTVaxRAxE7 cfR8WCJAYzCbk/z9+TvZG2qnAQ27B46rG3BqSVLXx7jOyEH7QeS5zmdLN/ppVv3p VW1dNhndZeOVmGJ8BwiONpuk62hlLZSTyYljHrhZGaQkaQMcMezkELiEToB+TJb3 ZmVMQB4v0bCoBA9WYmX2yPuWr+X2ZzPZjKGPuzATHtWsJFWm1RVViIKRWYVIJ+rd TvJByDhhB0t19UAwTwCWhqZKFW4crHorElEARA2XfLcmDP9TbGFnFZI76g1KtkHX LaOckAz6ftgY2qyESRBeWdGu6i6PT4z1QHAKGXGK0GaQkNLW0bL9mEd/S7IRxIsl 7bA7Xi0gcJx8WLE07gyNYKNfMM1CGsKNKY9W3rHMVYQuJpz1Lh6XYKOXOB66Uvps d5aP50GSD/fU9zn00v0nRS/vO7RtXf6eqU/Df6aOB6k/E/BjvJzenUEdiCfqRGHf fYmZTiIdD8OgI1T6GWcZ =djp3 -----END PGP SIGNATURE----- --=-=-=--