From owner-freebsd-virtualization@FreeBSD.ORG Sat Feb 8 11:20:23 2014 Return-Path: Delivered-To: freebsd-virtualization@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 9BDBC8F3; Sat, 8 Feb 2014 11:20:23 +0000 (UTC) Received: from mail-vb0-x232.google.com (mail-vb0-x232.google.com [IPv6:2607:f8b0:400c:c02::232]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 42B0D1295; Sat, 8 Feb 2014 11:20:23 +0000 (UTC) Received: by mail-vb0-f50.google.com with SMTP id w8so3522964vbj.9 for ; Sat, 08 Feb 2014 03:20:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc:content-type; bh=yGyJfpMujdBeqv+S+bVckgsCyCjwmr5+edeVz+Fy8tM=; b=hna9T2LJSz+J4Itl3aj6fyI4cj7vQGhqIc+OjAU83uaSM/PB+wM2OcuxVaUeBXdw9G 33tzkqpGk4AO61XAajmZHh1AtfRGXcui/OepWnTX6RFxQstS89Y/efsqLj+lwBGxoItt pb9xWmCJg5T+lCRileB/0okz8WguDtGt58tKD+kNVJd8x5o8lfJ77zVb8gxm/15ZgSpY 9U+MVV/Rl34kATOwOQmEQiboDinwIONYupEciAGPETnW0AjNdtRJ0juBDoNvSrYCaZRp 3DGrcHOCcS5zXukM8suy8+Vpya9yMMgm6oWhH3F4C48jAnNpxCZt4+VcOkyvjqWb4W2U GgNg== X-Received: by 10.58.181.71 with SMTP id du7mr602554vec.25.1391858422073; Sat, 08 Feb 2014 03:20:22 -0800 (PST) MIME-Version: 1.0 Sender: cochard@gmail.com Received: by 10.58.188.35 with HTTP; Sat, 8 Feb 2014 03:20:02 -0800 (PST) In-Reply-To: <52F5363D.8040102@freebsd.org> References: <52F5363D.8040102@freebsd.org> From: =?ISO-8859-1?Q?Olivier_Cochard=2DLabb=E9?= Date: Sat, 8 Feb 2014 12:20:02 +0100 X-Google-Sender-Auth: tyEqtF1eAk2O0dedjpRGt6DRiT8 Message-ID: Subject: Re: Report of my virtual network lab migrated from virtualbox to bhyve To: Peter Grehan Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.17 Cc: freebsd-virtualization@freebsd.org X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.17 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: Sat, 08 Feb 2014 11:20:23 -0000 On Fri, Feb 7, 2014 at 8:38 PM, Peter Grehan wrote: > > > If you create a sparse file for the bhyve raw disk (e.g. with truncate > -s), du will show the actual blocks used rather than the total size. But can I truncate an already existing image disk (downloaded nanobsd image as example) ? > There is an em(4) emulation slowly being worked on. It should also be > possible to add altq functionality to FreeBSD's virtio net driver. Adding altq(4) to vtnet(4) should be a better idea. > For internal-only networks, there will most likely be a user-space > ethernet switch (ala VDE) that bhyve network interfaces can be pointed at. Great: Why not the high-perf netmap VALE switch ? Because with a dummy TCP iperf bench between bhyve guests report only 254 Mbits/sec. Regards,