From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp0 ([2001:41d0:8:6d80::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms11 with LMTPS id OFlNEnbWSGDvLQAA0tVLHw (envelope-from ) for ; Wed, 10 Mar 2021 14:23:50 +0000 Received: from aspmx1.migadu.com ([2001:41d0:8:6d80::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp0 with LMTPS id 2NcUDnbWSGAoOgAA1q6Kng (envelope-from ) for ; Wed, 10 Mar 2021 14:23:50 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id D5A3B12DB7 for ; Wed, 10 Mar 2021 15:23:49 +0100 (CET) Received: from localhost ([::1]:37336 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lJzkY-0002xB-SB for larch@yhetil.org; Wed, 10 Mar 2021 09:23:46 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:34478) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lJzkC-0002vT-1O for guix-devel@gnu.org; Wed, 10 Mar 2021 09:23:24 -0500 Received: from mail-wr1-x42d.google.com ([2a00:1450:4864:20::42d]:38556) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lJzkA-0004e8-An; Wed, 10 Mar 2021 09:23:23 -0500 Received: by mail-wr1-x42d.google.com with SMTP id d15so23539337wrv.5; Wed, 10 Mar 2021 06:23:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:in-reply-to:references:date:message-id:mime-version :content-transfer-encoding; bh=7//ecIW6TCL5unvclwi/hxb/5rsol8TepA2Z1KSsFwM=; b=e8/lFahucEy0Fq0Jl36SXMtbH1dDxvxYpV+q8mQpp3Iwq4rDAoyamczci0TUN23K/d l/yjXSGlvYPO12XYcOmiJX+YcNodSByO2gsHldMO5yRVGYwfdy5ikuhlGGrfuNmMdVKB 6lwNjxNGL6Ob6Nd73rAJ6mrcHTKv5JFbQt+LhRlAp/foiYuTPwTnM0yQAEJ3B3QR7SB7 bV+GzvTLFio/Qm7YozHfDDD+8NtZmyLhoDRFhiNbssXFzOgH69vUKJ1g0aiG9Cjt/qJu nkx8HzP46tFYG7Bjrz7KX0JXTw0Mo+hb1kXjC7fMsjCFPnV8wIDqIOZF7r8nfNisISdq Tj7A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:in-reply-to:references:date :message-id:mime-version:content-transfer-encoding; bh=7//ecIW6TCL5unvclwi/hxb/5rsol8TepA2Z1KSsFwM=; b=RMwflQy33g/+Sm8FYoi16XK/mZrSY5bbaQm8MBAS6KbX5kOk6be/RloIga2BqLbwsy KVNv5Qxdxr0vqUgrwk5G/dAGMiVosWLjhLcQkLHFAxVlSHJOQ/gbxykhZz8sVtDJu4zC LgOu2nyy7EgRCRSuUI4vIvjJMe8jY9hg62cLjPQBaJWTyOZe3cCq/V06ggvSOcp+N+CQ 8UVFaOdnKqdhfNE3kkb/6WfnWjalYwccWpeu7OECx6kKFP6OGxI6rmU3waHnlZm7/6tm nDdlXC5o3SrOQzw3F0BkKe6GTFKEmENPUcI28Um/VBqhQ9veKyVJuC/+1kb+CUOyah+J 9FSA== X-Gm-Message-State: AOAM531BGjvvO5RKgzKcV+ChIEWl2V3BMjGm9Q3YindrgK8OkOkVJXgT 3AUnanQ2HjV+jrpUT0aztncS4pbcEQU= X-Google-Smtp-Source: ABdhPJynPBjrXqMteIl0qM4KdKNH7SZFsBVj4i615bkS2iDmaRkHPjlEk1yUICiXKVTmCKzicM0Jqg== X-Received: by 2002:a5d:4fcb:: with SMTP id h11mr3995307wrw.66.1615386200308; Wed, 10 Mar 2021 06:23:20 -0800 (PST) Received: from lili ([2a01:e0a:59b:9120:65d2:2476:f637:db1e]) by smtp.gmail.com with ESMTPSA id j14sm27728219wrw.69.2021.03.10.06.23.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Mar 2021 06:23:19 -0800 (PST) From: zimoun To: Ludovic =?utf-8?Q?Court=C3=A8s?= , Guix-devel Subject: Re: Will 2021 be the year of build systems on gexps? In-Reply-To: <87eegn4658.fsf@gnu.org> References: <87im6ojbbx.fsf@gnu.org> <87eegn4658.fsf@gnu.org> Date: Wed, 10 Mar 2021 15:12:42 +0100 Message-ID: <86h7ljcd2d.fsf@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=2a00:1450:4864:20::42d; envelope-from=zimon.toutoune@gmail.com; helo=mail-wr1-x42d.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: guix-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list 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+larch=yhetil.org@gnu.org Sender: "Guix-devel" X-Migadu-Flow: FLOW_IN ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1615386229; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:list-id:list-help: list-unsubscribe:list-subscribe:list-post:dkim-signature; bh=7//ecIW6TCL5unvclwi/hxb/5rsol8TepA2Z1KSsFwM=; b=txsIlBY8duCPMpccphoR/tci49iy5jBs/2+d7n3ALNnAfSR4DfvYGrnfN1yN7mL9q2+DyN DQxX8cvCtGGLAxXsAlJFy8FxpJkuAHX94QAPb5rx3bHvQ+zW3WBX+lqbFgSDoBFI/6cP8t zb9pMnQU3eMdm/Zo9Gm0SHu8MqYojP0s++aeJRDdKGvWQeaG823hWmeJ63AkZuCEsQPeb4 pKIKXtSkASIIbR0zqnd90CvR4HpwP0ADSIkXqlUXZBA+CAGLncsGTSV4jGywlxP/hyxocl DxWvBmvEezi0x8c1Ci1gSIRCiUopC3o9nEHYkBhi+1ZCf78wWf1dWU59GPqcrQ== ARC-Seal: i=1; s=key1; d=yhetil.org; t=1615386230; a=rsa-sha256; cv=none; b=IloSUUv2vcGJBAADNaYWe4uNToX2xM3NIgqDcHBu1leNKtDkiJqlqzOxy4zm+8rAHBjZVA RYfZ6zl6FpMysKtkGZV/g04DwQXbpae2T5/wvoZ4PqZ6ru9L+V8ldkISSRV8cwP/QWRIKe 82dhTPHPdlNeGqqEEUWitnWUX8h2WMi1lim+bTUEyNrZlXR4lNKThu3o9O93J6iiwcK1ay 1uqmKg/9KGPVIVxU0QsqciHRVugivZOIKyzL6uVPkBo2P+niW1eXEIVaixMbTKltdyrinL jXknHlfNKhFPLXqMoTSwaTKLV+MARVdjgra3ypR+lR7P9a9LNTPxgl0p9Dw/BQ== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=pass header.d=gmail.com header.s=20161025 header.b="e8/lFahu"; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (aspmx1.migadu.com: domain of guix-devel-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-devel-bounces@gnu.org X-Migadu-Spam-Score: -2.09 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=gmail.com header.s=20161025 header.b="e8/lFahu"; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (aspmx1.migadu.com: domain of guix-devel-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-devel-bounces@gnu.org X-Migadu-Queue-Id: D5A3B12DB7 X-Spam-Score: -2.09 X-Migadu-Scanner: scn1.migadu.com X-TUID: lhyhvTRh0fHu Hi Ludo, On Wed, 10 Mar 2021 at 12:09, Ludovic Court=C3=A8s wrote: > The current tip of =E2=80=98wip-build-systems-gexp=E2=80=99 Just Works; i= t=E2=80=99s being built, > it can build =E2=80=98guix=E2=80=99 and cross-build things like =E2=80=98= sed=E2=80=99: > > https://data.guix-patches.cbaines.net/repository/2/branch/wip-build-sys= tems-gexp > > https://ci.guix.gnu.org/jobset/wip-build-systems-gexp (though Cuirass > currently has unrelated problems) Cool! > In terms of performance, there=E2=80=99s still a ~10% slowdown when compu= ting > derivations compared to the =E2=80=98core-updates=E2=80=99 revision the b= ranch is based > on. Less cool! :-) > Here=E2=80=99s what I=E2=80=99d like to do in the coming days, if that do= esn=E2=80=99t interfere > with what others have in mind for the upcoming release: > > =E2=80=A2 Monitor build failures due to typos/thinkos made while adjust= ing > build systems; > > =E2=80=A2 Merge on =E2=80=98core-updates=E2=80=99. [...] > That said, if people think it=E2=80=99s too late in the cycle, we could j= ust as > well keep it for the next cycle. I do not think it interferes with the release since for now and except a big change, the plan is to release without the core-updates merge. Well, that=E2=80=99s my understanding of the previous discussion. Cheers, simon