From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pjotr Prins Subject: Re: Self-contained Guix tarball Date: Tue, 21 Apr 2015 10:44:38 +0200 Message-ID: <20150421084438.GC16564@thebird.nl> References: <20150410131420.GB24509@thebird.nl> <87a8ydt8k8.fsf_-_@gnu.org> <871tjlxen6.fsf@gnu.org> <20150416053355.GD21015@thebird.nl> <87k2x9b061.fsf@gnu.org> <87h9sci6n7.fsf@taylan.uni.cx> <87pp6ywmny.fsf@inria.fr> <20150421070357.GB15795@thebird.nl> <20150421071913.GA15969@thebird.nl> <87lhhlq4gk.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:58674) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YkTo2-0005OV-40 for guix-devel@gnu.org; Tue, 21 Apr 2015 04:45:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YkTnx-0003aK-1z for guix-devel@gnu.org; Tue, 21 Apr 2015 04:45:22 -0400 Received: from mail.thebird.nl ([95.154.246.10]:56171) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YkTnw-0003Zb-Sh for guix-devel@gnu.org; Tue, 21 Apr 2015 04:45:16 -0400 Content-Disposition: inline In-Reply-To: <87lhhlq4gk.fsf@gnu.org> List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org Sender: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org To: guix-devel@gnu.org On Tue, Apr 21, 2015 at 10:18:51AM +0200, Ludovic Court=E8s wrote: > No, it does nothing remotely. The manual has an example showing how to > use it over SSH, but it???s just an example... >=20 > > Would it be an idea to use rsync instead with the --delete > > switch. >=20 > ... and it has a discussion of bandwidth efficiency and --missing. > :-) Ah, OK. > > You give an example of copying profiles. How about copying a store > > with and without profile linked packages? That is use case: > > > > - copy all current packages in use on the server (in profiles) >=20 > That???s possible, by passing ???guix archive??? the list of profiles. Maybe an example for all profiles on the system? But yes, this is doable. > > and use case: > > > > - copy all files, even those not linked to profiles and up for GC >=20 > Even those not linked? What for? :-) Caching. I know guix does not reload files already in the store. > > When that works that would be the way forward, but it does not drop m= y > > wish for being able to regenerate the database. >=20 > My reading of this is different: we need more/better tools to transfer > whole subsets of a store among different machines (remember we already > have ???guix publish??? and ???guix offload??? in that area.) >=20 > Once we have those, I think you may stop worrying about the database. = :-) True if you ignore my message about the state being in two places and the database can go out of sync/be corrupt. Rebuilding the database from a store layout would take many of my concerns away. What do we have against it? Pj.