From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp0 ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms11 with LMTPS id AGZrFQ9jDF+lTQAA0tVLHw (envelope-from ) for ; Mon, 13 Jul 2020 13:35:11 +0000 Received: from aspmx1.migadu.com ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp0 with LMTPS id oEhMEQ9jDF85OwAA1q6Kng (envelope-from ) for ; Mon, 13 Jul 2020 13:35:11 +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 95DF1940215 for ; Mon, 13 Jul 2020 13:35:10 +0000 (UTC) Received: from localhost ([::1]:32878 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1juybt-0002g3-KB for larch@yhetil.org; Mon, 13 Jul 2020 09:35:09 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:52852) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1juybm-0002fv-Nr for bug-guix@gnu.org; Mon, 13 Jul 2020 09:35:02 -0400 Received: from debbugs.gnu.org ([209.51.188.43]:36235) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1juybm-0001Q1-Ek for bug-guix@gnu.org; Mon, 13 Jul 2020 09:35:02 -0400 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1juybm-0007fL-Aw for bug-guix@gnu.org; Mon, 13 Jul 2020 09:35:02 -0400 X-Loop: help-debbugs@gnu.org Subject: bug#40626: Poor performance on low-end ARMv7 devices Resent-From: Ludovic =?UTF-8?Q?Court=C3=A8s?= Original-Sender: "Debbugs-submit" Resent-CC: bug-guix@gnu.org Resent-Date: Mon, 13 Jul 2020 13:35:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 40626 X-GNU-PR-Package: guix X-GNU-PR-Keywords: To: Denis 'GNUtoo' Carikli Received: via spool by 40626-submit@debbugs.gnu.org id=B40626.159464726529415 (code B ref 40626); Mon, 13 Jul 2020 13:35:02 +0000 Received: (at 40626) by debbugs.gnu.org; 13 Jul 2020 13:34:25 +0000 Received: from localhost ([127.0.0.1]:47781 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1juybA-0007eN-Nf for submit@debbugs.gnu.org; Mon, 13 Jul 2020 09:34:25 -0400 Received: from eggs.gnu.org ([209.51.188.92]:38646) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1juyb8-0007eA-QM for 40626@debbugs.gnu.org; Mon, 13 Jul 2020 09:34:23 -0400 Received: from fencepost.gnu.org ([2001:470:142:3::e]:35894) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1juyb3-0001K4-8c; Mon, 13 Jul 2020 09:34:17 -0400 Received: from [2a01:e0a:1d:7270:af76:b9b:ca24:c465] (port=34724 helo=ribbon) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1juyb2-00020l-Pz; Mon, 13 Jul 2020 09:34:17 -0400 From: Ludovic =?UTF-8?Q?Court=C3=A8s?= References: <87a73exj5v.fsf@inria.fr> <20200703015725.11a6515c@primarylaptop.localdomain> X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: 26 Messidor an 228 de la =?UTF-8?Q?R=C3=A9volution?= X-PGP-Key-ID: 0x090B11993D9AEBB5 X-PGP-Key: http://www.fdn.fr/~lcourtes/ludovic.asc X-PGP-Fingerprint: 3CE4 6455 8A84 FDC6 9DB4 0CFB 090B 1199 3D9A EBB5 X-OS: x86_64-pc-linux-gnu Date: Mon, 13 Jul 2020 15:34:15 +0200 In-Reply-To: <20200703015725.11a6515c@primarylaptop.localdomain> (Denis Carikli's message of "Fri, 3 Jul 2020 01:57:25 +0200") Message-ID: <87ft9vr12g.fsf@gnu.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Spam-Score: -2.3 (--) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-Spam-Score: -3.3 (---) X-BeenThere: bug-guix@gnu.org List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: 40626@debbugs.gnu.org Errors-To: bug-guix-bounces+larch=yhetil.org@gnu.org Sender: "bug-Guix" X-Scanner: scn0 Authentication-Results: aspmx1.migadu.com; dkim=none; dmarc=none; spf=pass (aspmx1.migadu.com: domain of bug-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=bug-guix-bounces@gnu.org X-Spam-Score: -1.01 X-TUID: Spwv6ZAXSK1L Hi, Denis 'GNUtoo' Carikli skribis: > Many ARM Single Board Computers are commonly used with microSD for > storage, and some microSD cards are extremely slow (and sometimes > unreliable when they are old). > > Could the performance issues be related to storage device I/Os? It could be the reason; it=E2=80=99s definitely the case on the board I was using here. Still I wonder what could be done on our side to improve on this. Ludo=E2=80=99.