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[66.158.152.179]) by smtp.gmail.com with ESMTPSA id t40-20020a05622a182800b003995f6513b9sm910799qtc.95.2022.10.27.07.35.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 27 Oct 2022 07:35:03 -0700 (PDT) From: Maxim Cournoyer To: bokr@bokr.com Cc: =?utf-8?Q?F=C3=A9lix?= Baylac =?utf-8?Q?Jacqu=C3=A9?= , guix-devel@gnu.org Subject: Re: How long does it take to run the full rustc bootstrap chain? References: <87k0514k3g.fsf@alternativebit.fr> <8735bgufy5.fsf@gmail.com> <20221026193732.GA6899@LionPure> Date: Thu, 27 Oct 2022 10:35:02 -0400 In-Reply-To: <20221026193732.GA6899@LionPure> (bokr@bokr.com's message of "Wed, 26 Oct 2022 21:37:32 +0200") Message-ID: <87mt9hjpwp.fsf@gmail.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Received-SPF: pass client-ip=2607:f8b0:4864:20::833; envelope-from=maxim.cournoyer@gmail.com; helo=mail-qt1-x833.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: 2.1.29 Precedence: list List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Guix-devel" Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org X-Migadu-Flow: FLOW_IN X-Migadu-Country: US ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1666881447; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:in-reply-to:in-reply-to: references:references:list-id:list-help:list-unsubscribe: list-subscribe:list-post:dkim-signature; bh=HqxwWo+EnOzqfTAoC042fp2b4mTyvi+IiahUzqx82tk=; b=gB6vGz5C18v69ry5D94HdZeUgWuEajyQJhgk7htsx1rMajtzYv6LMU3LZMkgxK4rddwAwl y0qU6PunRKE5wyBvxL3ZrJfjbCHscLwqWjFpWs+dPoqhVHU26ZyL+JdAKLYMe1Pd9YYlHp AQgwWjNy9n85T5TWBc83T6sMg+LHMg+jOlJ7M5SJFD06d/lUqHtr+PR/wgsOYq+ET3LM/B I7XfIf02TJTVdIE1TiD0gJKEcMr18L7F+oknSK7zMjlpjtwMOx3OoNyKn4SUzqGlNRxbtT fW+3rTYtJnN8Pe+xiP6qvP+kILvYR3+WX3dV1bvlZD05sdcWIgYIPewXW56dcA== ARC-Seal: i=1; s=key1; d=yhetil.org; t=1666881447; a=rsa-sha256; cv=none; b=hR3pWEz1bWJf0jtg5qst9SI+ag6ei4jLnmjcB40V3/TpnpHvDs7MXqqHoy4E0MJD6eIA7d tHaTkPq1vIIHC8+ED2riLHlBQNNy/3txMZWUJia7hQug6DIOsloE3Jidp7i6UzeFSceu8N v/f7cPsFsBhX9+3ZEI6A1N5gaUcV2ceO3UqeigTTbKcKn6DPHv4H3jvNLtE9d89Ofd8gKE eT+NY1d4/WO/qZjhySZcid7NgQozLccfW1jSfMGnZOp7ZBN1I2i81gkYXio2IrAWOsAG2D ppCxW54LTzgueMYWDAEDrqRngnurjWKTa2az1SrCBqACBumV6oEov+rarMYkPw== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=Ctw9j+a8; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (aspmx1.migadu.com: domain of "guix-devel-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="guix-devel-bounces+larch=yhetil.org@gnu.org" X-Migadu-Spam-Score: -1.42 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=Ctw9j+a8; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (aspmx1.migadu.com: domain of "guix-devel-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="guix-devel-bounces+larch=yhetil.org@gnu.org" X-Migadu-Queue-Id: 985D938E74 X-Spam-Score: -1.42 X-Migadu-Scanner: scn1.migadu.com X-TUID: p9Xs+NCBnbSD Hi, bokr@bokr.com writes: [...] > I'm curious what > > $ lsblk -o size,model,type,tran,vendor,name|grep -Ei 'ssd|model';echo;lspci |grep -i nvme > > on your relevant machines would show. > > I opted for the best SSD available for my purism librem13v4 at the time, > and was really happy with seems like 10x faster than the SATA SSD in my older > but still i7 x86_64 previous laptop. Prob really 4-5x faster. > > So above combo command line now gives me > > SIZE MODEL TYPE TRAN VENDOR NAME > 465.8G Samsung SSD 970 EVO Plus 500GB disk nvme nvme0n1 > > 01:00.0 Non-Volatile memory controller: Samsung Electronics Co Ltd NVMe SSD Controller SM981/PM981 > $ > > What /is/has been/ on your machines? Could your improved times be part from SSD/controller changes? > > There's really a huge difference between SATA and 4-lane pci > (where both ends can handle it, which may require fw update or not be available) > Obviously 4 lanes is also going to be faster than one. --8<---------------cut here---------------start------------->8--- $ lsblk -o size,model,type,tran,vendor,name|grep -Ei 'ssd|model';echo;lspci |grep -i nvme SIZE MODEL TYPE TRAN VENDOR NAME 465.8G Samsung SSD 860 EVO 500GB disk sata ATA sda 931.5G Samsung SSD 840 EVO 1TB disk sata ATA sdc --8<---------------cut here---------------end--------------->8--- Building Rust is mostly CPU dependent; I think fast single thread performance is key as not that much happen in parallel, IIRC. The 3900X is a 12 cores (24 logical) beast. -- Thanks, Maxim