From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#9209: bidi slowdown Date: Sun, 31 Jul 2011 02:22:58 -0400 Message-ID: References: <8362mjcfsg.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: lo.gmane.org X-Trace: dough.gmane.org 1312093438 25114 80.91.229.12 (31 Jul 2011 06:23:58 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sun, 31 Jul 2011 06:23:58 +0000 (UTC) Cc: 9209@debbugs.gnu.org To: emacs user Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Jul 31 08:23:52 2011 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1QnPRI-00015i-6f for geb-bug-gnu-emacs@m.gmane.org; Sun, 31 Jul 2011 08:23:52 +0200 Original-Received: from localhost ([::1]:41493 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QnPRH-0007C4-MF for geb-bug-gnu-emacs@m.gmane.org; Sun, 31 Jul 2011 02:23:51 -0400 Original-Received: from eggs.gnu.org ([140.186.70.92]:54068) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QnPRF-0007Bx-H1 for bug-gnu-emacs@gnu.org; Sun, 31 Jul 2011 02:23:50 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QnPRE-0003rq-F4 for bug-gnu-emacs@gnu.org; Sun, 31 Jul 2011 02:23:49 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:38576) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QnPRE-0003rl-CM for bug-gnu-emacs@gnu.org; Sun, 31 Jul 2011 02:23:48 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1QnPRS-0005aa-II; Sun, 31 Jul 2011 02:24:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-To: owner@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 31 Jul 2011 06:24:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 9209 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 9209-submit@debbugs.gnu.org id=B9209.131209339521430 (code B ref 9209); Sun, 31 Jul 2011 06:24:02 +0000 Original-Received: (at 9209) by debbugs.gnu.org; 31 Jul 2011 06:23:15 +0000 Original-Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1QnPQh-0005Zb-Ez for submit@debbugs.gnu.org; Sun, 31 Jul 2011 02:23:15 -0400 Original-Received: from fencepost.gnu.org ([140.186.70.10]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1QnPQf-0005ZU-NQ for 9209@debbugs.gnu.org; Sun, 31 Jul 2011 02:23:14 -0400 Original-Received: from eliz by fencepost.gnu.org with local (Exim 4.71) (envelope-from ) id 1QnPQQ-000196-JO; Sun, 31 Jul 2011 02:22:58 -0400 In-reply-to: (message from emacs user on Sun, 31 Jul 2011 00:00:26 -0400) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Sun, 31 Jul 2011 02:24:02 -0400 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 1) X-Received-From: 140.186.70.43 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.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:49737 Archived-At: Please keep 9209@debbugs.gnu.org on the CC list, so that this discussion gets recorded in the bug tracker. > Date: Sun, 31 Jul 2011 00:00:26 -0400 > From: emacs user > > I checked and it's perfectly OK near the beginning of the buffer, and > very slow near the end. OK. Next, please tell which cursor keys are slow to respond. Are C-f and C-b slow? Are left and right arrow significantly slower than C-f and C-b? What about C-n/C-p resp up- and down-arrows? Finally, what about PageUp/PageDown and C-v/M-v? Please also try setting the variable bidi-paragraph-direction to left-to-right, and see if that solves the problem. Thanks.