From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id B6F4A138206 for ; Fri, 19 Jan 2018 15:03:43 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 3CF7DE08F2; Fri, 19 Jan 2018 15:03:38 +0000 (UTC) Received: from smtp.gentoo.org (smtp.gentoo.org [140.211.166.183]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id D9FCFE08EA for ; Fri, 19 Jan 2018 15:03:37 +0000 (UTC) Received: from Anthonys-MacBook-Pro.local (cpe-67-247-195-186.buffalo.res.rr.com [67.247.195.186]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: blueness) by smtp.gentoo.org (Postfix) with ESMTPSA id 95C7A335C07 for ; Fri, 19 Jan 2018 15:03:36 +0000 (UTC) Subject: Re: [gentoo-dev] Re: Managing updates on many identical Gentoo systems To: gentoo-dev@lists.gentoo.org References: <2686de8e-334c-084b-4828-6109b10dd536@gentoo.org> From: "Anthony G. Basile" Message-ID: Date: Fri, 19 Jan 2018 10:03:33 -0500 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:52.0) Gecko/20100101 Thunderbird/52.5.2 Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-dev@lists.gentoo.org Reply-to: gentoo-dev@lists.gentoo.org MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-Archives-Salt: 2357c661-54b1-4c91-87b7-7b69c3119824 X-Archives-Hash: a17f86a410e0f1b79684a3fd20502b32 On 1/19/18 9:45 AM, Alec Warner wrote: > On Thu, Jan 18, 2018 at 5:13 PM, Bill Kenworthy wrote: > >> On 18/01/18 23:36, Duncan wrote: >>> Anthony G. Basile posted on Thu, 18 Jan 2018 06:46:53 -0500 as excerpted: >>> >>>> I'm trying to design an update system for many identical Gentoo systems. >>>> Using a binhost is obvious, but there are still problems with this >>>> approach. >>>> >> >> I'd suggest go for a semi diskless OS - boot them from one central image >> with an individual overlay filesystem with local customisations. NFS >> mount the common directories. >> >> you just have a one central host to build for and don't need to worry >> about portage everywhere. >> >> Worked ok with a small number of mythtv frontends. >> > > It doesn't work if you have a WAN; NFS needs low latencies between the NFS > server and the client or you will have a bad time. > > Zac pretty much nailed the requirements in bug #644990. You should not need the portage tree at all, neither locally nor via any network filesystem. He mentions there that it is currently possible via "a dummy profile", but I'm not sure what he means by that yet or how to set one up. I'll read his bug #640318 and try to figure it out. Thanks guys, I'm glad people at least recognized the usefulness of such a possibility. -- Anthony G. Basile, Ph.D. Gentoo Linux Developer [Hardened] E-Mail : blueness@gentoo.org GnuPG FP : 1FED FAD9 D82C 52A5 3BAB DC79 9384 FA6E F52D 4BBA GnuPG ID : F52D4BBA