From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jack Hill <jackhill@jackhill.us>
Subject: Re: How/When will guix pull stop to compile the 616 files?
Date: Tue, 8 Aug 2017 16:39:21 -0400 (EDT)
Message-ID: <alpine.DEB.2.02.1708081628270.878@bog.hcoop.net>
References: <CAGQ-=q1aVg6rmUHQMQYyczpFpF_-r76z76u+kRMZOedg_p4yqw@mail.gmail.com>
	<CAGQ-=q0gYVQ2LoiRnMfYWew37vibi2OcVTLx7zqN_6GdLcgANg@mail.gmail.com>
	<8760dy8pm8.fsf@gmail.com>
	<CAGQ-=q3zpMUO4smZ7GYd=0MjJ=DEWyZZnRgpSOtpEgLrJ6vh7g@mail.gmail.com>
	<87fud1olks.fsf@elephly.net>
Mime-Version: 1.0
Content-Type: MULTIPART/MIXED; BOUNDARY="1514489979-4523581-1502224762=:878"
Return-path: <help-guix-bounces+gcggh-help-guix=m.gmane.org@gnu.org>
Received: from eggs.gnu.org ([2001:4830:134:3::10]:56944)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <jackhill@jackhill.us>) id 1dfBHk-00083z-Dh
	for help-guix@gnu.org; Tue, 08 Aug 2017 16:39:29 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <jackhill@jackhill.us>) id 1dfBHh-0008Vl-AO
	for help-guix@gnu.org; Tue, 08 Aug 2017 16:39:28 -0400
Received: from mccarthy.hcoop.net ([69.90.123.73]:43187)
	by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16)
	(Exim 4.71) (envelope-from <jackhill@jackhill.us>)
	id 1dfBHh-0008UH-5n
	for help-guix@gnu.org; Tue, 08 Aug 2017 16:39:25 -0400
Received: from bog.hcoop.net ([69.90.123.72])
	by mccarthy.hcoop.net with esmtpsa
	(TLS1.0:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.84)
	(envelope-from <jackhill@jackhill.us>) id 1dfBHe-0007vm-Bc
	for help-guix@gnu.org; Tue, 08 Aug 2017 16:39:22 -0400
In-Reply-To: <87fud1olks.fsf@elephly.net>
List-Id: <help-guix.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/help-guix>,
	<mailto:help-guix-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/help-guix/>
List-Post: <mailto:help-guix@gnu.org>
List-Help: <mailto:help-guix-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/help-guix>,
	<mailto:help-guix-request@gnu.org?subject=subscribe>
Errors-To: help-guix-bounces+gcggh-help-guix=m.gmane.org@gnu.org
Sender: "Help-Guix" <help-guix-bounces+gcggh-help-guix=m.gmane.org@gnu.org>
To: help-guix@gnu.org

  This message is in MIME format.  The first part should be readable text,
  while the remaining parts are likely unreadable without MIME-aware tools.

--1514489979-4523581-1502224762=:878
Content-Type: TEXT/PLAIN; charset=utf-8; format=flowed
Content-Transfer-Encoding: 8BIT

On Tue, 8 Aug 2017, Ricardo Wurmus wrote:

>
> Paul Dufresne <dufresnep@gmail.com> writes:
>
>> It takes 45 mins. on my relatively old dual core to guix-pull
>
> Yeah, this isn’t great.  Since 0.13.0 compilation is slower and requires
> a whole lot more memory.  That’s a known problem.
>
> There are some ideas to reduce the amount of compilation that has to
> happen locally, but it isn’t quite as simple as a first look may
> suggest.

Could building be avoided entirely with substitutes? Are substitutes not 
appropriate for some reason, or is it just that substitutes are not 
produced on Hydra for every guix commit?

Thanks for clearing this up for a Guix beginner.

Jack
--1514489979-4523581-1502224762=:878--