From unknown Sat Jun 14 19:34:14 2025 X-Loop: help-debbugs@gnu.org Subject: bug#47494: 28.0.50; describe-mode is now slow Resent-From: Mark Oteiza Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 30 Mar 2021 06:14:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 47494 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: To: 47494@debbugs.gnu.org X-Debbugs-Original-To: bug-gnu-emacs@gnu.org Received: via spool by submit@debbugs.gnu.org id=B.161708480126714 (code B ref -1); Tue, 30 Mar 2021 06:14:01 +0000 Received: (at submit) by debbugs.gnu.org; 30 Mar 2021 06:13:21 +0000 Received: from localhost ([127.0.0.1]:50149 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lR7cu-0006wo-PM for submit@debbugs.gnu.org; Tue, 30 Mar 2021 02:13:21 -0400 Received: from lists.gnu.org ([209.51.188.17]:35648) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lR7cr-0006wd-NI for submit@debbugs.gnu.org; Tue, 30 Mar 2021 02:13:19 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:48840) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lR7cr-0007LE-Hr for bug-gnu-emacs@gnu.org; Tue, 30 Mar 2021 02:13:17 -0400 Received: from mail-qv1-xf32.google.com ([2607:f8b0:4864:20::f32]:37509) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lR7cm-0001V3-7t for bug-gnu-emacs@gnu.org; Tue, 30 Mar 2021 02:13:17 -0400 Received: by mail-qv1-xf32.google.com with SMTP id iu14so2058807qvb.4 for ; Mon, 29 Mar 2021 23:13:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=udel.edu; s=google-20200914; h=date:from:to:subject:message-id:mime-version:content-disposition; bh=hW6K+Kw+2UJwRuP/SMmu3WELl65S34KJpSKSfz6hRp0=; b=DfBBXxYxdNuj+oGrgl3RYYD1WhgN9kL0d1+wZVY0nUxHIfmhgIxuln0b6d8KPgWExe a5h8gl6hrzw3IrTbHpke1lPJBDtQ8Oi4FtP0uygDzAs/EtnZ5nVkz9nNOqeGonZqdJDt 2sLJareJNSVtMqmA3zUfQIEsxl/nOfszLFPm6tqO7jMDh46LibNNU95Y1b2SO712hdi2 H/tOAEE0UlhQm12KZAzQI4kGqc1QF+1IDKdpJaEbK5iwJlo5GzL2fkRD/FZ7eNDMNmby B8c1W7PGW3ueeWhzClnyVzTZalECd9R/KoLZVyvKGbo0/sQ3AiDQ3PoUrx0FNbFt1ePv XqLA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:subject:message-id:mime-version :content-disposition; bh=hW6K+Kw+2UJwRuP/SMmu3WELl65S34KJpSKSfz6hRp0=; b=OvbErb/Nz8za1oLXajWb8qPuXZetneB1hpyCyLfFaS+mmFIg2Yea651S9XcPiQ486K lVnpfmY5yuspG9/PwMyN+04w8sikGw63crCQ/JdU5kR5/dr6XaDJsiXiOmn3aaxSFSj9 kon7JGE88nSKqfsu4ZVGe+4IEXzAeFTjuQMCenelvPhmcXuVw4eTUeEx2JTNxPNTzjh+ HKdQ5zTRppPlAGbxC9JL3UGpP8vyWsty65MRAPOGv5RQwYP3D8WbyWrvaqdP7HFVjrkz Yoj7Ks2gTNZhaILNeDm01nJ+kn9bgUHBqqp0mGRo1oQjTlSVGalf1KtCfRymahME0w56 Ku8Q== X-Gm-Message-State: AOAM531LnQMS27LzOLQrfrRv8eTB5/sngEbVsjUDKZnfkXmEQAZzLTcf nbYffjt8bFeIIQ80JPI2bU0CyiVOTYtZbg== X-Google-Smtp-Source: ABdhPJy6dPr24LOrEUp0rUupUpGHtgFG8FmbH7Zkz9sOmHwzjzMrHeuqls9OR3S0u48zyy85QhoOCg== X-Received: by 2002:ad4:5e8b:: with SMTP id jl11mr28941129qvb.50.1617084790746; Mon, 29 Mar 2021 23:13:10 -0700 (PDT) Received: from logos.localdomain ([2601:144:c100:d150:9a48:27ff:fe52:a653]) by smtp.gmail.com with ESMTPSA id l14sm12631947qtp.4.2021.03.29.23.13.10 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Mar 2021 23:13:10 -0700 (PDT) Date: Tue, 30 Mar 2021 02:13:09 -0400 From: Mark Oteiza Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Received-SPF: pass client-ip=2607:f8b0:4864:20::f32; envelope-from=mvoteiza@udel.edu; helo=mail-qv1-xf32.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, 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-Spam-Score: -1.6 (-) 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: -2.6 (--) >From -Q: C-h m Takes about a second here. Looking at the profiler, it's split between some new function and the garbage collector: 118 52% - # 118 52% - mapatoms 118 52% + help-fns--list-local-commands 92 41% Automatic GC https://git.savannah.gnu.org/cgit/emacs.git/commit/?id=98e3ee27472 In GNU Emacs 28.0.50 (build 2, x86_64-pc-linux-gnu, X toolkit, cairo version 1.17.4, Xaw scroll bars) of 2021-03-30 built on logos Repository revision: 4bfcfdb41638f37c89c0db8f297707773c677656 From unknown Sat Jun 14 19:34:14 2025 X-Loop: help-debbugs@gnu.org Subject: bug#47494: 28.0.50; describe-mode is now slow Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 30 Mar 2021 06:59:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 47494 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: To: Mark Oteiza Cc: 47494@debbugs.gnu.org Received: via spool by 47494-submit@debbugs.gnu.org id=B47494.161708749931196 (code B ref 47494); Tue, 30 Mar 2021 06:59:01 +0000 Received: (at 47494) by debbugs.gnu.org; 30 Mar 2021 06:58:19 +0000 Received: from localhost ([127.0.0.1]:50222 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lR8KR-000870-5q for submit@debbugs.gnu.org; Tue, 30 Mar 2021 02:58:19 -0400 Received: from eggs.gnu.org ([209.51.188.92]:36472) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lR8KP-00086i-Be; Tue, 30 Mar 2021 02:58:18 -0400 Received: from fencepost.gnu.org ([2001:470:142:3::e]:60813) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lR8KJ-0002so-SH; Tue, 30 Mar 2021 02:58:11 -0400 Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:4948 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1lR8KI-0002k0-J5; Tue, 30 Mar 2021 02:58:11 -0400 Date: Tue, 30 Mar 2021 09:58:21 +0300 Message-Id: <83a6qlku0i.fsf@gnu.org> From: Eli Zaretskii In-Reply-To: (message from Mark Oteiza on Tue, 30 Mar 2021 02:13:09 -0400) References: 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 (-) merge 47494 45379 thanks > Date: Tue, 30 Mar 2021 02:13:09 -0400 > From: Mark Oteiza > > >From -Q: C-h m > > Takes about a second here. Looking at the profiler, it's split between > some new function and the garbage collector: > > 118 52% - # > 118 52% - mapatoms > 118 52% + help-fns--list-local-commands > 92 41% Automatic GC > > > https://git.savannah.gnu.org/cgit/emacs.git/commit/?id=98e3ee27472 This is a known bug#45379, we are trying to solve it. Thanks. From debbugs-submit-bounces@debbugs.gnu.org Fri Apr 02 10:56:18 2021 Received: (at control) by debbugs.gnu.org; 2 Apr 2021 14:56:18 +0000 Received: from localhost ([127.0.0.1]:60875 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lSLDe-00013W-4c for submit@debbugs.gnu.org; Fri, 02 Apr 2021 10:56:18 -0400 Received: from eggs.gnu.org ([209.51.188.92]:49608) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lSLDc-00013G-RN; Fri, 02 Apr 2021 10:56:17 -0400 Received: from fencepost.gnu.org ([2001:470:142:3::e]:33098) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lSLDW-0001d0-3O; Fri, 02 Apr 2021 10:56:11 -0400 Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:3721 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1lSLDV-0007WG-E1; Fri, 02 Apr 2021 10:56:09 -0400 Date: Fri, 02 Apr 2021 17:55:55 +0300 Message-Id: <835z14g2h0.fsf@gnu.org> From: Eli Zaretskii To: Naveed Chehrazi In-Reply-To: (message from Naveed Chehrazi on Fri, 2 Apr 2021 09:45:36 -0500) Subject: Re: bug#47565: 28.0.50; help-fns--list-local-commands slows Emacs References: X-Spam-Score: -0.7 (/) X-Debbugs-Envelope-To: control Cc: 47565@debbugs.gnu.org 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 (-) merge 47565 45379 thanks > From: Naveed Chehrazi > Date: Fri, 2 Apr 2021 09:45:36 -0500 > > Please see the issue I opened on Spacemacs github page: > > https://github.com/syl20bnr/spacemacs/issues/14585 > > Briefly, Spacemacs is extremely slow when I use describe commands (C-h > m, C-h v, ...). I ran an experiment with two identical machines. The > only difference were the version of Emacs: 28.0.50 and 27.1.91. > > The machine with version 27.1.91 is of order of magnitude faster. The > output of the profiler is included below: This is a known bug#45379, we are trying to solve it. Thanks. From debbugs-submit-bounces@debbugs.gnu.org Thu Jun 03 13:15:38 2021 Received: (at control) by debbugs.gnu.org; 3 Jun 2021 17:15:38 +0000 Received: from localhost ([127.0.0.1]:44619 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1loqwU-0003vJ-H8 for submit@debbugs.gnu.org; Thu, 03 Jun 2021 13:15:38 -0400 Received: from eggs.gnu.org ([209.51.188.92]:33548) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1loqwS-0003v2-7a; Thu, 03 Jun 2021 13:15:37 -0400 Received: from fencepost.gnu.org ([2001:470:142:3::e]:60110) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1loqwM-0006fo-KB; Thu, 03 Jun 2021 13:15:30 -0400 Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:4969 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1loqwM-00086M-6g; Thu, 03 Jun 2021 13:15:30 -0400 Date: Thu, 03 Jun 2021 20:15:19 +0300 Message-Id: <83czt2x42g.fsf@gnu.org> From: Eli Zaretskii To: Naofumi Yasufuku In-Reply-To: (message from Naofumi Yasufuku on Fri, 4 Jun 2021 00:06:55 +0900) Subject: Re: bug#48812: 28.0.50; describe-bindings stucks and gets high CPU load References: X-Spam-Score: -2.3 (--) X-Debbugs-Envelope-To: control Cc: 48812@debbugs.gnu.org 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: -3.3 (---) merge 48812 45379 thanks > From: Naofumi Yasufuku > Date: Fri, 4 Jun 2021 00:06:55 +0900 > > This describe-bindings stuck is caused by millions of shadow_lookup() calls > in src/keymap.c describe_vector(). This is a duplicate of bug#45379. From debbugs-submit-bounces@debbugs.gnu.org Sat Sep 18 10:39:16 2021 Received: (at control) by debbugs.gnu.org; 18 Sep 2021 14:39:16 +0000 Received: from localhost ([127.0.0.1]:36417 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mRbUq-000896-6V for submit@debbugs.gnu.org; Sat, 18 Sep 2021 10:39:16 -0400 Received: from mail-pl1-f175.google.com ([209.85.214.175]:46933) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mRbUn-00088i-VQ for control@debbugs.gnu.org; Sat, 18 Sep 2021 10:39:14 -0400 Received: by mail-pl1-f175.google.com with SMTP id bg1so8083992plb.13 for ; Sat, 18 Sep 2021 07:39:13 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:in-reply-to:references:mime-version:date :message-id:subject:to:cc; bh=swBd/vnS1hfZg+VV6zTtt4LYcKQ3nqMq1ZCfOFEMWc8=; b=Ldd6sE4jWrN4xh+jk1yWkiRIyvUsrGJrHRUgDFx4KtlHLVcgJaWs4o2rPRt10vok1h O6LAM31WCPbWtzQj1gwINbaPM4P2jdZVyakxev4Lpyie/y5QoBTcVUkPWz7qm74t+4oC 8dfKkPrHhdUA94Tt8+Pwbo47EMvCYXsT3pwOKRK9MFvlhJt9khD//IsiYpocqy9ylO57 XvGF6ZvtcJPvLgGpWnAuqaJGphcs9D3DbYu7xwUm2Gw2AytkNMUC+WWTAqgAILgLKAOc goP0s37qkVx8Q1rSHioyMYTr2aryXrTa8Cccbh1enCdF2KVgOtc/3lnuxN0M21v9mYye lWqQ== X-Gm-Message-State: AOAM532GhwGaQHFPraYj+9woylZKJFO6t/Ds2lHK8EDB92IFQSABhfWN IFjgzklU5Gy6ZYflvEozVkzo1ahJaQGA9Jk31I8= X-Google-Smtp-Source: ABdhPJz8YuxtNZ6YDUevRf9HnA8ZbwAjvg1CvgbSKhMyOVBdMUBE0kW9eQtxRXV3DSKmDUJhiQYqNOvicrZoDwRvBXU= X-Received: by 2002:a17:902:c412:b0:138:e681:fba4 with SMTP id k18-20020a170902c41200b00138e681fba4mr14367167plk.22.1631975948151; Sat, 18 Sep 2021 07:39:08 -0700 (PDT) Received: from 753933720722 named unknown by gmailapi.google.com with HTTPREST; Sat, 18 Sep 2021 07:39:07 -0700 From: Stefan Kangas In-Reply-To: <83sfy2584m.fsf@gnu.org> References: <02f717c6-dc96-4ba0-9117-2ef079ac556f@www.fastmail.com> <83o8df0wrl.fsf@gnu.org> <83r1e0nroj.fsf@gnu.org> <8335q26uey.fsf@gnu.org> <83sfy2584m.fsf@gnu.org> MIME-Version: 1.0 Date: Sat, 18 Sep 2021 07:39:07 -0700 Message-ID: Subject: Re: bug#45379: 28.0.50; Degraded Performance of describe-buffer-bindings To: Eli Zaretskii Content-Type: text/plain; charset="UTF-8" Bcc: control@debbugs.gnu.org X-Spam-Score: 0.5 (/) X-Debbugs-Envelope-To: control Cc: stephen.berman@gmx.net, juri@linkov.net, handa@gnu.org, styang@fastmail.com, monnier@iro.umontreal.ca, larsi@gnus.org, 45379@debbugs.gnu.org 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: -0.5 (/) tags 45379 + fixed close 45379 28.1 thanks Eli Zaretskii writes: > Then I guess we can close this bug? I think so, yes, so I'm doing that now. If anyone is still seeing any issues related to this feel free to either reply back or just open a new bug.