From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id B82D01388E4 for ; Tue, 7 Oct 2014 04:29:21 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 1B78FE0653; Tue, 7 Oct 2014 04:29:13 +0000 (UTC) Received: from out1-smtp.messagingengine.com (out1-smtp.messagingengine.com [66.111.4.25]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id C9745E085C for ; Tue, 7 Oct 2014 04:29:11 +0000 (UTC) Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by gateway2.nyi.internal (Postfix) with ESMTP id EF0862057E for ; Tue, 7 Oct 2014 00:29:10 -0400 (EDT) Received: from frontend2 ([10.202.2.161]) by compute5.internal (MEProxy); Tue, 07 Oct 2014 00:29:10 -0400 DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=x-sasl-enc:message-id:date:from :mime-version:to:cc:subject:references:in-reply-to:content-type :content-transfer-encoding; s=smtpout; bh=l8jfNh7bFxOw16sX5m6teQ djiX0=; b=F+9lotC0xY0ZxbNraxDmDFi2GPgwend6CM8W/7Ujv7YWvO73VqtaU9 lGPMfHOK+Tf8r8x2URbv6u3hcZduGoY0jMLV21kGFh7NQ+jwx5M0sugOL9hor/yV IzmJMq9ejIXIn3SAWP4w3Tqjc6pUUE8ZTyUhMAodkBUOlDD3z59yM= X-Sasl-enc: /Hv6rD0oGTWyHAfH0n6piHsvXCSjed3OhlNC6+qvP472 1412656150 Received: from [192.168.0.106] (unknown [73.2.142.203]) by mail.messagingengine.com (Postfix) with ESMTPA id 9B44A6801CC; Tue, 7 Oct 2014 00:29:10 -0400 (EDT) Message-ID: <54336C16.6040604@alectenharmsel.com> Date: Tue, 07 Oct 2014 00:29:10 -0400 From: Alec Ten Harmsel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.1.1 Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 To: gentoo-user@lists.gentoo.org CC: meino.cramer@gmx.de Subject: Re: [gentoo-user] Gentoo SDcard updates tactics References: <20141007032911.GA18442@solfire> In-Reply-To: <20141007032911.GA18442@solfire> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Archives-Salt: 5278987f-9076-4b26-aae6-26c0fdbe6ad4 X-Archives-Hash: 9540a834b7d771dac89d1ef0c2787831 On 10/06/2014 11:29 PM, meino.cramer@gmx.de wrote: > Hi, > > There are two SDcards of the same brand and model. > The first one cariies a not so current Gentoo Linux. > The second one is empty. > Now the first one is image-copied to the second one with dd, > which copies the contents of the whole device (not the partitions). > > Then the first one is put into my embedded system, boots up and > the normal eix-syn/emerge/compiel is done to update the system (whch > takes a longer time becaus this is an embedded system). > > Will I get a technical identical working and valid copy of the first sdcard onto > the second sdcard if I rsync the relevant partition of the first onto > the second sdcard. > > Or will I produce crap this way? Is this valid Gentoo-wise? > > Thank you very much for any help in advance! > > Best regards, > mcc > > > Seems like it should work as long as you didn't update the kernel or any other files under /boot, but why not just dd it again? Then you can be sure it works. Regards, Alec