From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.help Subject: Re: Why emacs rendering is slow when encountering long lines? Date: Sun, 20 Oct 2013 19:07:22 +0300 Message-ID: <83iowskjt1.fsf@gnu.org> References: NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1382285258 8392 80.91.229.3 (20 Oct 2013 16:07:38 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 20 Oct 2013 16:07:38 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Sun Oct 20 18:07:42 2013 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1VXvXY-0001Xp-TA for geh-help-gnu-emacs@m.gmane.org; Sun, 20 Oct 2013 18:07:41 +0200 Original-Received: from localhost ([::1]:36810 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VXvXY-0000SS-Dx for geh-help-gnu-emacs@m.gmane.org; Sun, 20 Oct 2013 12:07:40 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:42683) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VXvXF-0000RN-Vz for help-gnu-emacs@gnu.org; Sun, 20 Oct 2013 12:07:29 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VXvX8-0001pC-Mq for help-gnu-emacs@gnu.org; Sun, 20 Oct 2013 12:07:21 -0400 Original-Received: from mtaout22.012.net.il ([80.179.55.172]:43409) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VXvX8-0001p6-F1 for help-gnu-emacs@gnu.org; Sun, 20 Oct 2013 12:07:14 -0400 Original-Received: from conversion-daemon.a-mtaout22.012.net.il by a-mtaout22.012.net.il (HyperSendmail v2007.08) id <0MUZ009005RUQ300@a-mtaout22.012.net.il> for help-gnu-emacs@gnu.org; Sun, 20 Oct 2013 19:07:13 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout22.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0MUZ009WH63ZPE20@a-mtaout22.012.net.il> for help-gnu-emacs@gnu.org; Sun, 20 Oct 2013 19:07:13 +0300 (IDT) In-reply-to: X-012-Sender: halo1@inter.net.il X-detected-operating-system: by eggs.gnu.org: Solaris 10 X-Received-From: 80.179.55.172 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:94116 Archived-At: > From: Dan Espen > Date: Sun, 20 Oct 2013 11:50:07 -0400 > > I just opened /usr/bin/ls. It has pretty long lines. > It also scrolls pretty fast in both directions. That's because /usr/bin/ls is a binary file, so Emacs automatically visits it literally (i.e. with "no-conversions"). Many display features are turned off in buffers that visit files literally. > I think you need to provide more information, including emacs version > and the mode that emacs goes into. > Also see if the problem is still there when you start with emacs -Q. Indeed.