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#23801: 25.0.95; term.el redraws extremely slow with bidi support enabled, and large buffers Date: Sun, 19 Jun 2016 19:26:18 +0300 Message-ID: <83pord87rp.fsf@gnu.org> References: <57666E36.6030809@orcon.net.nz> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1466353651 27377 80.91.229.3 (19 Jun 2016 16:27:31 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 19 Jun 2016 16:27:31 +0000 (UTC) Cc: 23801@debbugs.gnu.org To: Phil Sainty Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Jun 19 18:27:20 2016 Return-path: Envelope-to: geb-bug-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 1bEfZ8-0002b9-Oe for geb-bug-gnu-emacs@m.gmane.org; Sun, 19 Jun 2016 18:27:18 +0200 Original-Received: from localhost ([::1]:39343 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bEfZ7-0002rX-T6 for geb-bug-gnu-emacs@m.gmane.org; Sun, 19 Jun 2016 12:27:17 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:52795) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bEfYw-0002ne-KA for bug-gnu-emacs@gnu.org; Sun, 19 Jun 2016 12:27:11 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bEfYs-0002jS-0b for bug-gnu-emacs@gnu.org; Sun, 19 Jun 2016 12:27:06 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:34246) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bEfYr-0002jO-TC for bug-gnu-emacs@gnu.org; Sun, 19 Jun 2016 12:27:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1bEfYr-0003uI-Qi for bug-gnu-emacs@gnu.org; Sun, 19 Jun 2016 12:27:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 19 Jun 2016 16:27:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 23801 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 23801-submit@debbugs.gnu.org id=B23801.146635360014983 (code B ref 23801); Sun, 19 Jun 2016 16:27:01 +0000 Original-Received: (at 23801) by debbugs.gnu.org; 19 Jun 2016 16:26:40 +0000 Original-Received: from localhost ([127.0.0.1]:46582 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bEfYW-0003tb-J2 for submit@debbugs.gnu.org; Sun, 19 Jun 2016 12:26:40 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:33532) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bEfYV-0003tM-AU for 23801@debbugs.gnu.org; Sun, 19 Jun 2016 12:26:39 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bEfYL-0002cT-DO for 23801@debbugs.gnu.org; Sun, 19 Jun 2016 12:26:33 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:55245) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bEfYL-0002cP-9r; Sun, 19 Jun 2016 12:26:29 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:2690 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1bEfYI-0007FB-Qu; Sun, 19 Jun 2016 12:26:27 -0400 In-reply-to: <57666E36.6030809@orcon.net.nz> (message from Phil Sainty on Sun, 19 Jun 2016 22:04:38 +1200) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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" Xref: news.gmane.org gmane.emacs.bugs:119780 Archived-At: > From: Phil Sainty > Cc: Eli Zaretskii > Date: Sun, 19 Jun 2016 22:04:38 +1200 > > This is a spin-off from bug#20611: 24.4; mutt slow in ansi-term. > > I'm logging a new bug report by request, although it seems to me that > this is still the same bug (and 20611 is still open), so I suggest that > they can both be closed together once a fix is committed? > > I've experimented further with this issue since my comments in 20611, > and my current observations follow... Thanks. My problem is that I don't see these slow redraws. I tried in a TTY session on a GNU/Linux system, using "ls ~" as the command inside term-mode (my home directory on that system produces a 1500-line list of files). I don't see slow redraws, and don't see any perceptible speed-up when I set bidi-paragraph-direction to left-to-right. Can you reproduce the problem using 'ls'?