From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Slow/poor responsiveness in org files Date: Wed, 14 Sep 2011 18:37:49 +0300 Message-ID: <83hb4fw2wi.fsf@gnu.org> References: <87fwkzcg7d.fsf@gnu.org> <87r54j5426.fsf@gmail.com> <87ty9dylqo.fsf@altern.org> <83d3fyxa52.fsf@gnu.org> <83ty8hw3iu.fsf@gnu.org> <20110913043625.GA17869@santiago> <87wrdcpekx.fsf@gmail.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: lo.gmane.org X-Trace: dough.gmane.org 1316014694 12226 80.91.229.12 (14 Sep 2011 15:38:14 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Wed, 14 Sep 2011 15:38:14 +0000 (UTC) Cc: emacs-devel@gnu.org To: Bruno Tavernier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Sep 14 17:38:10 2011 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([140.186.70.17]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1R3rXH-0006YJ-Ui for ged-emacs-devel@m.gmane.org; Wed, 14 Sep 2011 17:38:04 +0200 Original-Received: from localhost ([::1]:59372 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1R3rXH-000856-Dc for ged-emacs-devel@m.gmane.org; Wed, 14 Sep 2011 11:38:03 -0400 Original-Received: from eggs.gnu.org ([140.186.70.92]:53592) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1R3rX8-00084i-HU for emacs-devel@gnu.org; Wed, 14 Sep 2011 11:38:02 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1R3rX3-0008Vv-J8 for emacs-devel@gnu.org; Wed, 14 Sep 2011 11:37:54 -0400 Original-Received: from mtaout20.012.net.il ([80.179.55.166]:49262) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1R3rX3-0008Vh-Ak for emacs-devel@gnu.org; Wed, 14 Sep 2011 11:37:49 -0400 Original-Received: from conversion-daemon.a-mtaout20.012.net.il by a-mtaout20.012.net.il (HyperSendmail v2007.08) id <0LRI00J00R7XTN00@a-mtaout20.012.net.il> for emacs-devel@gnu.org; Wed, 14 Sep 2011 18:37:48 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([77.126.9.62]) by a-mtaout20.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0LRI00J1PREZTR10@a-mtaout20.012.net.il>; Wed, 14 Sep 2011 18:37:48 +0300 (IDT) In-reply-to: <87wrdcpekx.fsf@gmail.com> X-012-Sender: halo1@inter.net.il X-detected-operating-system: by eggs.gnu.org: Solaris 10 (beta) X-Received-From: 80.179.55.166 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 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-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:144028 Archived-At: > From: Bruno Tavernier > Date: Tue, 13 Sep 2011 18:55:10 +0200 > > > I believed I tracked at least one customization that causes a very > > noticeable slowdown: global-hl-line-mode. On the org file linked > > above, navigation is slow even with all trees folded with this minor > > mode enabled. > > +1 to Mathieu's observation > > After checking for the effect of several customizations, > `global-hl-line-mode' is the customization that impact most the > navigation in large org file. Do you also see, like I do, that with `global-hl-line-mode' turned on, navigation backwards is considerably faster than forward? E.g., try C-p and C-n.