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: Fri, 05 Aug 2022 08:23:50 +0000 Message-ID: <92da07bd023885b58134@heytings.org> References: <837d46mjen.fsf@gnu.org> <8a3eaeef01be5bfaa5ef@heytings.org> <05388e8d8812bfa3695d@heytings.org> <83v8rf5894.fsf@gnu.org> <65cb7c73fd4a999cca00@heytings.org> <8c7321f2f3400a5db9be@heytings.org> <8c7321f2f388e5343475@heytings.org> <8c7321f2f36494299e61@heytings.org> <8c7321f2f336523624e3@heytings.org> <83r1202meh.fsf@gnu.org> <6020ffaf-9069-0070-76cf-a13379ef01b5@yandex.ru> <83les71ilg.fsf@gnu.org> <06c5560d-3009-e5a5-3d33-fe5d2ec32d6b@yandex.ru> <74ddc877f17a06d8f120@heytings.org> <100d08b3-c25b-683f-6def-39052107ab59@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="1475"; 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 Fri Aug 05 10:40:16 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 1oJssR-0000GE-TK for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 05 Aug 2022 10:40:16 +0200 Original-Received: from localhost ([::1]:40042 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oJssR-0004ck-0W for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 05 Aug 2022 04:40:15 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:36514) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oJsck-0007Tm-OJ for bug-gnu-emacs@gnu.org; Fri, 05 Aug 2022 04:24:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:38099) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1oJsck-0005qb-5f for bug-gnu-emacs@gnu.org; Fri, 05 Aug 2022 04:24:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1oJsck-0005ri-0V for bug-gnu-emacs@gnu.org; Fri, 05 Aug 2022 04:24:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Gregory Heytings Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 05 Aug 2022 08:24:01 +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=B56682.165968783322530 (code B ref 56682); Fri, 05 Aug 2022 08:24:01 +0000 Original-Received: (at 56682) by debbugs.gnu.org; 5 Aug 2022 08:23:53 +0000 Original-Received: from localhost ([127.0.0.1]:56081 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oJscb-0005rK-8W for submit@debbugs.gnu.org; Fri, 05 Aug 2022 04:23:53 -0400 Original-Received: from heytings.org ([95.142.160.155]:39984) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oJscZ-0005rC-NS for 56682@debbugs.gnu.org; Fri, 05 Aug 2022 04:23:52 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=heytings.org; s=20220101; t=1659687831; bh=3GS+ewd/ASTI1mByqgv/Yo+zt9NaNNFlKkfJ4ihMRO4=; h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References:From; b=7YwfT8xgls8cvPkEqWTJ3LTstmP/aZEYL/t/fw1tStf4Ev9/1h867ryaCRL5WVWPT 694ascqcYvXqoEnP9ZMzXh8YYxS71efty+fYtTNzpeMTa4wYR6VSkX+2+qHnPMpgW6 YORnkzZ7spJ86ZaKPqgUj84zOKZY1RPfWBbDq+peAVlXGBqFCqAq3yaS4BlD8q59BD Ov2xIt/Kx3qx+akAvrp3w8R94LuTa4Ne3grtIyP3qfgNdBnM+pUfZ3LZi9mR02xapo Sv66WL7BUehCGVQ9o/FiSvKnQe/gSdf99vkev862eh/3IlcbPcdTrAANoK4ln7ZFae RsZw6sowsPDwg== In-Reply-To: <100d08b3-c25b-683f-6def-39052107ab59@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:238841 Archived-At: >> "waiting 55s once" but "waiting 55s each time the buffer is modified >> and you move to another position in the buffer". > > That was about a 1 GB buffer, right? > > Let's take care of buffers with more reasonable sizes first, and then we > can consider extremes. > No, because the point of considering extreme cases is that they reveal on your computer what happens on other people's less powerful computers with much smaller files.