From owner-freebsd-questions@FreeBSD.ORG Sun May 30 19:44:48 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 33961106566C for ; Sun, 30 May 2010 19:44:48 +0000 (UTC) (envelope-from demelier.david@gmail.com) Received: from mail-ww0-f54.google.com (mail-ww0-f54.google.com [74.125.82.54]) by mx1.freebsd.org (Postfix) with ESMTP id 9C8E68FC0A for ; Sun, 30 May 2010 19:44:46 +0000 (UTC) Received: by wwb34 with SMTP id 34so1624927wwb.13 for ; Sun, 30 May 2010 12:44:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:date:from:to:cc:subject :message-id:references:mime-version:content-type:content-disposition :in-reply-to:user-agent; bh=ZjPhBKTnoXmpiJxJWQIb7i+U/hiuW9urZ522pSahEHo=; b=BBDgR/xBe1x76kkBmIV7wMW9PV6kO8EEz1W6ySg7z9ltwTnSvcs8iOeDetD7qstSPa aHafYFjwue9RpgS/kx8wq1Myayp3a+oESCnSfy050XY0pjWmaZq8PhT1BEeLCTwXjsg4 qv5r/jHkV6NzKLmX87egpyuLkPWSdMoTj8iJI= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; b=e2zzG8loUU+/u3qWPmXEUcIJ5gHUBh+mbBGthbGX3A5mSiK5ZYDqIGr/b8blHovoCk XH7wkik/3LB5CSSsZEkHtHDLtWrSk+g2Oicr5WLl1fRzI6FJ6sfM77MkZlf8qLYmGqcf I8Hv7dk1qr1cVarUF8wn/oZI6bSiDy/t3JeFQ= Received: by 10.227.129.10 with SMTP id m10mr3283863wbs.132.1275248682104; Sun, 30 May 2010 12:44:42 -0700 (PDT) Received: from Melon.malikania.fr (123.21.102-84.rev.gaoland.net [84.102.21.123]) by mx.google.com with ESMTPS id u36sm35042833wbv.18.2010.05.30.12.44.40 (version=TLSv1/SSLv3 cipher=RC4-MD5); Sun, 30 May 2010 12:44:41 -0700 (PDT) Date: Sun, 30 May 2010 21:44:01 +0200 From: Demelier David To: Eitan Adler Message-ID: <20100530194401.GA12756@Melon.malikania.fr> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.20 (2009-06-14) Cc: FreeBSD Mailing List Subject: Re: what would take to allow binary upgrade to amd64? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 30 May 2010 19:44:48 -0000 On Sun, May 30, 2010 at 09:51:11PM +0300, Eitan Adler wrote: > I know that attempting to change from i386 to amd64 is is not possible > using freebsd-update and difficult using source. > Why is this? Would it require a significant amount of work to allow > such transitions? While the system is running we won't be able to do this. Because you canno't overwrite file with a different architecture if you are running on it ! It will work for a couple of minutes and then you should get something like "exec format error" and your system will be completely broken. Maybe this can be possible with a other OS in livecd. -- Demelier David