From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Gregory Heytings Newsgroups: gmane.emacs.bugs Subject: bug#56682: Fix the long lines font locking related slowdowns Date: Sun, 14 Aug 2022 18:47:10 +0000 Message-ID: <5900f20836a1841a9a36@heytings.org> References: <92da07bd02941d5537e9@heytings.org> <5308e3b5-a160-17d7-77ee-b1d00acfa20d@yandex.ru> <92da07bd02a6cc861e1a@heytings.org> <837d3lzv8n.fsf@gnu.org> <2c8d6755-cfe2-6559-3fde-3fa30ffb411e@yandex.ru> <83mtcgy44k.fsf@gnu.org> <83k07jx5jn.fsf@gnu.org> <866e510d-a060-7daa-d002-97861d056fa7@yandex.ru> <1144021660321893@iva5-64778ce1ba26.qloud-c.yandex.net> <12348081660379417@sas2-a098efd00d24.qloud-c.yandex.net> <66bbbb95983414e79637@heytings.org> <83wnbckp0q.fsf@gnu.org> <8e884ebe-2d2e-d599-15c3-a5cfe5e6b295@yandex.ru> <83o7wnl7ok.fsf@gnu.org> <036414cc-c711-efaf-ed5b-f8ccfaca0604@yandex.ru> <5900f20836753183a6ac@heytings.org> <5c22e38a-5dcd-860e-28a0-b4a5ede6a21b@yandex.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="1967"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 56682@debbugs.gnu.org, Eli Zaretskii , monnier@iro.umontreal.ca To: Dmitry Gutov Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Aug 14 20:49:11 2022 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oNIfe-0000Ec-AM for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 14 Aug 2022 20:49:10 +0200 Original-Received: from localhost ([::1]:60176 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oNIfc-0000nu-TK for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 14 Aug 2022 14:49:08 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:50582) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oNIeY-0008Ko-NW for bug-gnu-emacs@gnu.org; Sun, 14 Aug 2022 14:48:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:50178) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1oNIeY-0006Og-BJ for bug-gnu-emacs@gnu.org; Sun, 14 Aug 2022 14:48:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1oNIeY-0000n0-83 for bug-gnu-emacs@gnu.org; Sun, 14 Aug 2022 14:48:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Gregory Heytings Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 14 Aug 2022 18:48:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 56682 X-GNU-PR-Package: emacs Original-Received: via spool by 56682-submit@debbugs.gnu.org id=B56682.16605028352834 (code B ref 56682); Sun, 14 Aug 2022 18:48:02 +0000 Original-Received: (at 56682) by debbugs.gnu.org; 14 Aug 2022 18:47:15 +0000 Original-Received: from localhost ([127.0.0.1]:39924 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oNIdm-0000je-Ls for submit@debbugs.gnu.org; Sun, 14 Aug 2022 14:47:14 -0400 Original-Received: from heytings.org ([95.142.160.155]:53078) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oNIdk-0000jV-Ju for 56682@debbugs.gnu.org; Sun, 14 Aug 2022 14:47:13 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=heytings.org; s=20220101; t=1660502830; bh=j9b4F50VH+neEdzF1PdqSi/W7mK3tNgJltWHwkm2omk=; h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References:From; b=CTXQcQPr1bqjSCJasATjMH370H9Ttb7nNJxG1DN/nQ+Wi95lg0Za6wnFh3N+IbrZl jmD0A58P6amYeRRyX6T3V/7D16dyl54/iYmbwm4JJxBoH+TpcnPIkeSUGo85kqr584 D93+rl1jn5NWuvnaCxpA4BaB80wrySNuaUxUXmKsKOIx2CIIQMLxxNPDfH1dfraiQy BZECkOpskxYSUclRS4KYbXDJhz5KnIt0fW2PlIt7yeO6FB2fnq0E/GHOMY1fYX3Vlb 9bMwYW1QNQy6XiVNOroAqvXmiLdG6dWjYPg825ybHjVAlne64kItSaj4fv31fxsnP9 l1RYSjUJvA5mA== In-Reply-To: <5c22e38a-5dcd-860e-28a0-b4a5ede6a21b@yandex.ru> X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:239696 Archived-At: >> Or when you have a slower CPU, with moderately large files. > > I doubt there are any CPUs in wide use that are even 5x slower than > mine. > Have a look at e.g. https://www.cpubenchmark.net/singleThread.html , you'll see that many CPUs in wide use are 5x slower, or more than 5x slower, than your CPU.