From owner-freebsd-current@freebsd.org Mon Oct 19 21:13:39 2015 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id CC271A1960B for ; Mon, 19 Oct 2015 21:13:39 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: from mail-yk0-x22e.google.com (mail-yk0-x22e.google.com [IPv6:2607:f8b0:4002:c07::22e]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 9CFC611A6 for ; Mon, 19 Oct 2015 21:13:39 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: by ykfy204 with SMTP id y204so155953922ykf.1 for ; Mon, 19 Oct 2015 14:13:38 -0700 (PDT) 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=65sKv8YURQbjEbON7IyIbLbGyhRmg+oCCsDTSJmU++E=; b=myfAnBJb5JnjOY4njisPXVH661Hs85UTbMhM1DeldVjd7ASrWiIvwRHHZfJ9j9wt4K h1nA1a+2p7VeAb1wptHG4uuXu9WEe1v3UmyycjRjYDDo0ibC0cC8uSZzYRyRBoYOoe3+ Ynzh9TEFc/5JybA3qDWBfz9UFxwugdJ+XsQHpM1Q+W9THfMEi0i448VJUpyZD9LclmC3 laXd+//24AOVPVouGVkWMu97g8vVYW5OoCCqb/nqs7EQu/1bRXZupdJ6qwUTbzJS+lT5 dP69GES8j+/MaAetF91cLIJ5l1aB6mA8wQb1DyuWJz6lz0nz6cIQPvW8uOJZww20EAoM Y8PQ== X-Received: by 10.129.156.23 with SMTP id t23mr6113211ywg.151.1445289218661; Mon, 19 Oct 2015 14:13:38 -0700 (PDT) MIME-Version: 1.0 Sender: carpeddiem@gmail.com Received: by 10.37.84.134 with HTTP; Mon, 19 Oct 2015 14:13:19 -0700 (PDT) In-Reply-To: <20151019205008.GG65715@funkthat.com> References: <56237623.5010702@fizk.net> <201510182329.t9INTarc018248@fire.js.berklix.net> <20151019061930.461285f8@freyja.zeit4.iv.bundesimmobilien.de> <20151019205008.GG65715@funkthat.com> From: Ed Maste Date: Mon, 19 Oct 2015 17:13:19 -0400 X-Google-Sender-Auth: Q4P8GhGV-vK9FpK48HnlNNX4BmQ Message-ID: Subject: Re: Depreciate and remove gbde To: John-Mark Gurney Cc: "O. Hartmann" , "Julian H. Stacey" , Yonas Yanfa , FreeBSD Current Content-Type: text/plain; charset=UTF-8 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 19 Oct 2015 21:13:39 -0000 On 19 October 2015 at 16:50, John-Mark Gurney wrote: > O. Hartmann wrote this message on Mon, Oct 19, 2015 at 06:19 +0200: >> For me, I'd like to know what is the benefit/performance of each technique and >> a clear preparation of each ones advantages over the other. That would make the >> decission process much easier and hopefully would not scare people away and >> announce "FreeBSD does not have a, b, c, ..." ... > > So, one thing that the docs talk about is that geli uses the crypto(9) > framework. This doesn't mean much on it's own, but if you have a machine > with AES-NI instructions or an accelerator card that supports the cipher > mode used, then you can get faster performance of hardware off load, > while gbde uses the software only routines which are slow.. John-Mark, thanks for listing these differences. This is the sort of information we should have available for end users to help choose one or the other -- this info ought to make it into the handbook.