From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org)
	by finch.gentoo.org with esmtp (Exim 4.60)
	(envelope-from <gentoo-user+bounces-131771-garchives=archives.gentoo.org@lists.gentoo.org>)
	id 1RVRdQ-0007K5-Rk
	for garchives@archives.gentoo.org; Tue, 29 Nov 2011 17:38:25 +0000
Received: from pigeon.gentoo.org (localhost [127.0.0.1])
	by pigeon.gentoo.org (Postfix) with SMTP id 92BED21C06D;
	Tue, 29 Nov 2011 17:38:06 +0000 (UTC)
Received: from smtp.gentoo.org (smtp.gentoo.org [140.211.166.183])
	by pigeon.gentoo.org (Postfix) with ESMTP id D4FCB21C0CC
	for <gentoo-user@lists.gentoo.org>; Tue, 29 Nov 2011 17:36:23 +0000 (UTC)
Received: from localhost (localhost [127.0.0.1])
	by smtp.gentoo.org (Postfix) with ESMTP id 610F41B403D
	for <gentoo-user@lists.gentoo.org>; Tue, 29 Nov 2011 17:36:23 +0000 (UTC)
X-Virus-Scanned: by amavisd-new using ClamAV at gentoo.org
X-Spam-Flag: NO
X-Spam-Score: -5.699
X-Spam-Level:
X-Spam-Status: No, score=-5.699 tagged_above=-999 required=5.5
	tests=[AWL=-1.200, BAYES_00=-1.9, DKIM_ADSP_CUSTOM_MED=0.001,
	FREEMAIL_FROM=0.001, NML_ADSP_CUSTOM_MED=0.9, RCVD_IN_DNSWL_MED=-2.3,
	RP_MATCHES_RCVD=-1.201] autolearn=ham
Received: from smtp.gentoo.org ([127.0.0.1])
	by localhost (smtp.gentoo.org [127.0.0.1]) (amavisd-new, port 10024)
	with ESMTP id AFzYUAwJyFwH for <gentoo-user@lists.gentoo.org>;
	Tue, 29 Nov 2011 17:36:17 +0000 (UTC)
Received: from lo.gmane.org (lo.gmane.org [80.91.229.12])
	by smtp.gentoo.org (Postfix) with ESMTP id 64C141B402B
	for <gentoo-user@gentoo.org>; Tue, 29 Nov 2011 17:36:15 +0000 (UTC)
Received: from list by lo.gmane.org with local (Exim 4.69)
	(envelope-from <lnx-gentoo-user@m.gmane.org>)
	id 1RVRbJ-0001kp-71
	for gentoo-user@gentoo.org; Tue, 29 Nov 2011 18:36:13 +0100
Received: from cpe-76-183-217-112.tx.res.rr.com ([76.183.217.112])
        by main.gmane.org with esmtp (Gmexim 0.1 (Debian))
        id 1AlnuQ-0007hv-00
        for <gentoo-user@gentoo.org>; Tue, 29 Nov 2011 18:36:13 +0100
Received: from ftn768 by cpe-76-183-217-112.tx.res.rr.com with local (Gmexim 0.1 (Debian))
        id 1AlnuQ-0007hv-00
        for <gentoo-user@gentoo.org>; Tue, 29 Nov 2011 18:36:13 +0100
X-Injected-Via-Gmane: http://gmane.org/
To: gentoo-user@lists.gentoo.org
From: Jack Byer <ftn768@gmail.com>
Subject: [gentoo-user] Re: dmraid, mdraid, lvm, btrfs, what?
Date: Tue, 29 Nov 2011 11:35:57 -0600
Message-ID: <jb355v$5o9$3@dough.gmane.org>
References: <CA+czFiAKcdXs6zJvQOKhZ09eECru3C6eHUfSADkchdvFKTa=vA@mail.gmail.com> <4ED484B5.4030700@binarywings.net>
Precedence: bulk
List-Post: <mailto:gentoo-user@lists.gentoo.org>
List-Help: <mailto:gentoo-user+help@lists.gentoo.org>
List-Unsubscribe: <mailto:gentoo-user+unsubscribe@lists.gentoo.org>
List-Subscribe: <mailto:gentoo-user+subscribe@lists.gentoo.org>
List-Id: Gentoo Linux mail <gentoo-user.gentoo.org>
X-BeenThere: gentoo-user@lists.gentoo.org
Reply-to: gentoo-user@lists.gentoo.org
Mime-Version: 1.0
Content-Type: text/plain; charset="ISO-8859-1"
Content-Transfer-Encoding: 7Bit
X-Complaints-To: usenet@dough.gmane.org
X-Gmane-NNTP-Posting-Host: cpe-76-183-217-112.tx.res.rr.com
User-Agent: KNode/4.7.3
X-Archives-Salt: 560f2d53-45c6-4920-a4c5-15131a981e29
X-Archives-Hash: 5a592b577ca260d270fdb70e70b4fcea

Florian Philipp wrote:

> Another thing you can think of is whether you want encryption. I've done
> this for my laptop. The usual setup would by md->lvm->crypt. I've done
> it crypt->lvm (an LVM physical volume on top of an encrypted partition).
> This way, I only need to enter the password once. You can enforce a
> specific order between lvm, md and dmcrypt by putting stuff like this in
> /etc/rc.conf:
> rc_dmcrypt_before="lvm"
> rc_dmcrypt_after="udev"

I like to use whole disk encryption so I'll format each drive with LUKS and 
then use Dracut for an initramfs when I boot so that it takes care of 
setting up dmcrypt/lvm/md before OpenRC ever starts up.