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 1R1VO8-00085S-LI for garchives@archives.gentoo.org; Thu, 08 Sep 2011 03:34:52 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id D766921C0A0; Thu, 8 Sep 2011 03:34:43 +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 01AC921C235 for ; Thu, 8 Sep 2011 03:33:35 +0000 (UTC) Received: by wwf25 with SMTP id 25so329190wwf.10 for ; Wed, 07 Sep 2011 20:33:35 -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=fmeu6SgjMBTZN5aMIg3XIjQh66GwYmL+qJ1DJ2LWXDo=; b=SGSOUD7n7UOfRVYRkST0efgXJ/qUPv5JBIYxxb9qDS4+oVcvxk+Uwo0gLzGAwinrM4 1X5A6gzdpAs4IHtlhk/3SZqsVzsZ9LQeo1noUjKoRTbdAm9fToUnOS5Uz6+dlBRJsGv6 aApyjydVQaIzjWs8Z3b7lhteseyAIHCCHQwjE= 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 10.216.145.1 with SMTP id o1mr156831wej.68.1315452815215; Wed, 07 Sep 2011 20:33:35 -0700 (PDT) Received: by 10.216.39.140 with HTTP; Wed, 7 Sep 2011 20:33:35 -0700 (PDT) In-Reply-To: <20110908023729.45d1b985@karnak.local> 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> <20110908023729.45d1b985@karnak.local> Date: Wed, 7 Sep 2011 23:33:35 -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: cd591a57b5f37c18ffec7cee9e02500c On Wed, Sep 7, 2011 at 9:37 PM, David W Noon wrote: > On Wed, 7 Sep 2011 23:54:57 +0100, Neil Bothwick wrote about Re: > [gentoo-user] /dev/sda* missing at boot: > >> 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. > > More than this, one can put /usr on a stripe set so that /usr/bin > and /usr/lib, two of the directories with the highest I/O traffic, can > be made more performant. =C2=A0But this requires LVM, RAID or some blend = of > both. =C2=A0This, in turn, precludes that it be merged with /, unless the > initramfs grows even more to handle those extra DASD management > facilities. > > The more I think about this merge of / and /usr, the dumber I think the > idea is. =C2=A0As I wrote in an earlier message on this list, the initram= fs > will be many times larger than the kernel itself. =C2=A0Indeed, my /boot > partition is only 32 MiB, and that will be too small to contain all the > extra libraries and programs to run the initramfs script. I don't see any problem with an initramfs larger than the kernel. It will handle a lot of stuff. But if you don't want to change your /boot partition, then don't upgrade to new kernels. Change happens. >> > 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. > > To say the least. It works, and it makes life easier for upstream. Which are the ones writting the code. 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