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 ) id 1R1RCF-0004Nd-HI for garchives@archives.gentoo.org; Wed, 07 Sep 2011 23:06:19 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 0F24821C2FB; Wed, 7 Sep 2011 23:06:00 +0000 (UTC) Received: from mail-ww0-f53.google.com (mail-ww0-f53.google.com [74.125.82.53]) by pigeon.gentoo.org (Postfix) with ESMTP id 7D78B21C190 for ; Wed, 7 Sep 2011 23:04:18 +0000 (UTC) Received: by wwf25 with SMTP id 25so176198wwf.10 for ; Wed, 07 Sep 2011 16:04:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; bh=0RFjCXaC2JIgWJ9U4i51rOFxLRE51FGBzvWJU+fDqM0=; b=qpHqjLyesAug05uUjAG8qNC4pdEmI0P1yPx9IByUPbnrGtFpqufH5WEUZcaB2mFy4l sUYZ1AQp/hsefIWuTgEAUZafFrC+t59+n/6sRlYlE6+FmS7CHOE9Tea6UxHKeVl0Aa1C WEybEc4obqQ+hGVNMOuO42+h7M4dzsEVmJDr0= 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 Received: by 10.216.134.155 with SMTP id s27mr368301wei.98.1315436657665; Wed, 07 Sep 2011 16:04:17 -0700 (PDT) Received: by 10.216.39.140 with HTTP; Wed, 7 Sep 2011 16:04:17 -0700 (PDT) In-Reply-To: <20110907235457.691be720@zaphod.digimed.co.uk> References: <201108191109.34984.michaelkintzios@gmail.com> <20110907050952.GA2588@linux1> <4E66FFFA.2020600@gmail.com> <201109071923.39954.Dan.Johansson@dmj.nu> <20110907235457.691be720@zaphod.digimed.co.uk> Date: Wed, 7 Sep 2011 19:04:17 -0400 Message-ID: Subject: Re: [gentoo-user] /dev/sda* missing at boot From: =?UTF-8?B?Q2FuZWsgUGVsw6FleiBWYWxkw6lz?= To: gentoo-user@lists.gentoo.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Archives-Salt: X-Archives-Hash: 32d633768e221849b5e53faad8bd16af On Wed, Sep 7, 2011 at 6:54 PM, Neil Bothwick wrote: > On Wed, 7 Sep 2011 13:52:22 -0400, Canek Pel=C3=A1ez Vald=C3=A9s wrote: > >> After reading that, and other similar threads, I still don't >> understand the benefits of a separated /usr. > > Putting it on a logical volume is one advantage, allowing /usr to be > resized should the need arise. Why not allow / to be resized entirely? You probably will take the machine off-line anyway. >> Mounting it read-only >> seems the only sensible one, and then I think is better to go all the >> way and mount / read-only. > > Putting /etc on a read-only filesystem seems a really bad idea. mount -o remount,rw / emerge --sync && emerge -uDNv world dispatch-conf mount -o remount,ro / Or, if you only want to modify some configuration file (which in a sane environment doesn't happen that often): mount -o remount,rw / adduser fulano ... mount -o remount,ro / Again, I don't see the reason for a separated /usr. But *again*, if that's what you want, you will be able to do it. You will just need an initramfs. Regards. --=20 Canek Pel=C3=A1ez Vald=C3=A9s Posgrado en Ciencia e Ingenier=C3=ADa de la Computaci=C3=B3n Universidad Nacional Aut=C3=B3noma de M=C3=A9xico