From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Performance degradation from long lines Date: Fri, 26 Oct 2018 10:28:28 +0300 Message-ID: <83mur1p3oj.fsf@gnu.org> References: <83lg6mqdfh.fsf@gnu.org> <87va5pkxae.fsf@yantar92-laptop.i-did-not-set--mail-host-address--so-tickle-me> NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1540538794 11294 195.159.176.226 (26 Oct 2018 07:26:34 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 26 Oct 2018 07:26:34 +0000 (UTC) Cc: mithraeum@protonmail.com, emacs-devel@gnu.org To: Ihor Radchenko Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Oct 26 09:26:30 2018 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gFwVp-0002op-Lq for ged-emacs-devel@m.gmane.org; Fri, 26 Oct 2018 09:26:29 +0200 Original-Received: from localhost ([::1]:58636 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gFwXv-0002vH-Sl for ged-emacs-devel@m.gmane.org; Fri, 26 Oct 2018 03:28:39 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:43943) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gFwXk-0002tu-GC for emacs-devel@gnu.org; Fri, 26 Oct 2018 03:28:29 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gFwXj-0003rV-Om for emacs-devel@gnu.org; Fri, 26 Oct 2018 03:28:28 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:39775) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gFwXj-0003rR-KI; Fri, 26 Oct 2018 03:28:27 -0400 Original-Received: from [176.228.60.248] (port=4462 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1gFwXj-0003IX-6h; Fri, 26 Oct 2018 03:28:27 -0400 In-reply-to: <87va5pkxae.fsf@yantar92-laptop.i-did-not-set--mail-host-address--so-tickle-me> (message from Ihor Radchenko on Fri, 26 Oct 2018 15:00:09 +0800) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:4830:134:3::e X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:230688 Archived-At: > From: Ihor Radchenko > Cc: emacs-devel@gnu.org > Date: Fri, 26 Oct 2018 15:00:09 +0800 > > I would like to point out that the long line problem also exists for > non-file buffers. > Specifically, evaluating debug-on-entry for org-mode buffer parsing > functions often leads to ridiculously long lines (pretty much the whole > buffer is transformed into a single line), which takes forever to > display. > find-file-literally does not help with this problem at all. The equivalent of find-file-literally for non-file buffers is use a unibyte buffer in Fundamental mode.