From unknown Sat Jun 21 12:36:04 2025 X-Loop: help-debbugs@gnu.org Subject: bug#40504: Insufficient high-level caching when grafts are enabled Resent-From: Ludovic =?UTF-8?Q?Court=C3=A8s?= Original-Sender: "Debbugs-submit" Resent-CC: bug-guix@gnu.org Resent-Date: Wed, 08 Apr 2020 11:02:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 40504 X-GNU-PR-Package: guix X-GNU-PR-Keywords: To: 40504@debbugs.gnu.org X-Debbugs-Original-To: bug-guix@gnu.org Received: via spool by submit@debbugs.gnu.org id=B.158634366717783 (code B ref -1); Wed, 08 Apr 2020 11:02:01 +0000 Received: (at submit) by debbugs.gnu.org; 8 Apr 2020 11:01:07 +0000 Received: from localhost ([127.0.0.1]:51453 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jM8SB-0004cl-D9 for submit@debbugs.gnu.org; Wed, 08 Apr 2020 07:01:07 -0400 Received: from lists.gnu.org ([209.51.188.17]:55131) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jM8S8-0004cd-GV for submit@debbugs.gnu.org; Wed, 08 Apr 2020 07:01:06 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53692) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jM8S7-0003IU-76 for bug-guix@gnu.org; Wed, 08 Apr 2020 07:01:04 -0400 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=5.0 tests=ALL_TRUSTED,BAYES_00, URIBL_BLOCKED autolearn=disabled version=3.3.2 Received: from fencepost.gnu.org ([2001:470:142:3::e]:50732) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1jM8S7-0003lJ-3G for bug-guix@gnu.org; Wed, 08 Apr 2020 07:01:03 -0400 Received: from [2a01:e0a:1d:7270:af76:b9b:ca24:c465] (port=49276 helo=ribbon) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1jM8S5-0003wh-T3 for bug-guix@gnu.org; Wed, 08 Apr 2020 07:01:02 -0400 From: Ludovic =?UTF-8?Q?Court=C3=A8s?= X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: 18 Germinal 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: Wed, 08 Apr 2020 13:00:58 +0200 Message-ID: <87sghe5jit.fsf@inria.fr> 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-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Spam-Score: -0.7 (/) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.7 (-) Hello Guix, --8<---------------cut here---------------start------------->8--- $ GUIX_PROFILING=3Dadd-data-to-store-cache guix system build gnu/system/exa= mples/bare-bones.tmpl -d --no-grafts /gnu/store/w5bsspzdgr55w01fiywir9a8glzlfiph-system.drv 'add-data-to-store' cache: lookups: 2289 hits: 174 (7.6%) .drv files: 1314 (57.4%) Scheme files: 935 (40.8%) $ GUIX_PROFILING=3Dadd-data-to-store-cache guix system build gnu/system/exa= mples/bare-bones.tmpl -d=20 /gnu/store/fg95kb40mmyyl4py5b2238amzzqdy56k-system.drv 'add-data-to-store' cache: lookups: 2557 hits: 360 (14.1%) .drv files: 1473 (57.6%) Scheme files: 1041 (40.7%) $ guix describe Generacio 137 Mar 31 2020 09:13:55 (nuna) guix 011f941 repository URL: https://git.savannah.gnu.org/git/guix.git branch: master commit: 011f9412795c141ea05fdfa3096ab252252d7080 --8<---------------cut here---------------end--------------->8--- That the =E2=80=98add-data-to-store=E2=80=99 hit rate doubles when grafts a= re enabled looks fishy. Ludo=E2=80=99.