From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#56682: Fix the long lines font locking related slowdowns Date: Sat, 13 Aug 2022 10:23:16 -0400 Message-ID: References: <92da07bd028e3ede61a6@heytings.org> <47894c57-dd8b-5778-240a-3fa6540e4d37@yandex.ru> <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> <66bbbb9598b42aea3b87@heytings.org> Reply-To: Stefan Monnier Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="20309"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: 56682@debbugs.gnu.org, Eli Zaretskii , Dmitry Gutov To: Gregory Heytings Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Aug 13 16:24:11 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 1oMs3f-00054y-D5 for geb-bug-gnu-emacs@m.gmane-mx.org; 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h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=Eb3Cul9P3cCDuWmNrLdR2mDi3sj8iZ0QWs6Gg9mCGZHXseM4uHw0xNKV+vhTWFWXr 4pBm4cZoMjGkiEbslBh3vUE8fkq2j375F9vLzMFt5lftiPd0ewWNFn8R1gRpqPxTIi n3c59C3oXrtPCVGk2VmhlNyqSEv5I6WCtgUjt6WSrJZl6jO6g3JumHw/KGYHIBdfFh /x31jOGSaTTWupOEHpsBFMOqBrbp8sbHu46E6xu0m+EIiIJHW+V7r6k0cg2zzETkuJ EDkaCcXtN6rI9sPrAyiFSNvr7VIm296GHNiGKOVJNZqOnLrcszgcBt3cocjBqVdpSG wYrCGnwIIDKkA== Original-Received: from pastel (unknown [45.72.195.111]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 04BF4120515; Sat, 13 Aug 2022 10:23:17 -0400 (EDT) In-Reply-To: <66bbbb9598b42aea3b87@heytings.org> (Gregory Heytings's message of "Sat, 13 Aug 2022 13:42:25 +0000") 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:239549 Archived-At: Gregory Heytings [2022-08-13 13:42:25] wrote: > 1. "normal buffers" > 2. non-large buffers with long lines > 3. large buffers without long lines > 4. large buffers with long lines > > It is probably better to group the three last cases in a single group, and > to use the same optimization techniques for these three cases. (with-half-joking-mode Hmm... so should be increase `syntax-wholeline-max` from 10kB to 10MB or should we decrease `large-file-warning-threshold` from 10MB down to 10kB?) Stefan