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#13727: 24.3.50; terminal emacs flickers when redrawing frame Date: Sat, 16 Feb 2013 11:22:22 +0200 Message-ID: <837gm8sje9.fsf@gnu.org> References: <87y5ephwb8.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1361006601 11815 80.91.229.3 (16 Feb 2013 09:23:21 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 16 Feb 2013 09:23:21 +0000 (UTC) Cc: 13727@debbugs.gnu.org To: "Jose A. Ortega Ruiz" Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Feb 16 10:23:43 2013 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 1U6dzh-0000sH-Rg for geb-bug-gnu-emacs@m.gmane.org; Sat, 16 Feb 2013 10:23:41 +0100 Original-Received: from localhost ([::1]:52934 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U6dzO-0006PM-2w for geb-bug-gnu-emacs@m.gmane.org; Sat, 16 Feb 2013 04:23:22 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:45163) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U6dzH-0006PH-Rz for bug-gnu-emacs@gnu.org; Sat, 16 Feb 2013 04:23:19 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1U6dzG-00049J-Pc for bug-gnu-emacs@gnu.org; Sat, 16 Feb 2013 04:23:15 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:53111) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U6dzG-00049D-Ho for bug-gnu-emacs@gnu.org; Sat, 16 Feb 2013 04:23:14 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1U6e01-0008Jk-Nc for bug-gnu-emacs@gnu.org; Sat, 16 Feb 2013 04:24:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 16 Feb 2013 09:24:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 13727 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 13727-submit@debbugs.gnu.org id=B13727.136100659231905 (code B ref 13727); Sat, 16 Feb 2013 09:24:01 +0000 Original-Received: (at 13727) by debbugs.gnu.org; 16 Feb 2013 09:23:12 +0000 Original-Received: from localhost ([127.0.0.1]:58575 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1U6dzD-0008IY-SC for submit@debbugs.gnu.org; Sat, 16 Feb 2013 04:23:12 -0500 Original-Received: from mtaout20.012.net.il ([80.179.55.166]:47740) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1U6dzC-0008IR-Mc for 13727@debbugs.gnu.org; Sat, 16 Feb 2013 04:23:11 -0500 Original-Received: from conversion-daemon.a-mtaout20.012.net.il by a-mtaout20.012.net.il (HyperSendmail v2007.08) id <0MIB00M003BI6X00@a-mtaout20.012.net.il> for 13727@debbugs.gnu.org; Sat, 16 Feb 2013 11:22:22 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout20.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0MIB00MIB3D83G10@a-mtaout20.012.net.il>; Sat, 16 Feb 2013 11:22:20 +0200 (IST) In-reply-to: <87y5ephwb8.fsf@gnu.org> X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x 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:71375 Archived-At: > From: "Jose A. Ortega Ruiz" > Date: Sat, 16 Feb 2013 02:38:51 +0100 > > Since a month ago, using emacs-snapshot (so pretty close to the Bzr > head), in terminal mode (both in xterm and urxvt), i'm experiencing > flickers and slow redraws in several modes. Perhaps the easiest to > reproduce is using Gnus with a multiwindow layout (3 windows visible: > groups, message list and message body), where entering the next group > (which causes almost a complete redraw) produces a very noticeable > flicker, specially when the mode lines are redrawn. > > For instance, right now, composing this bug report, the flicker is very > noticeable (perhaps due to the special self-deletable text in the > email?), although it comes and goes... > > In vanilla emacs 24.2/3 the redraw is immediate and totally invisible. > > I also sometimes see flickers when fontify region is doing its thing. Many changes went under the bridge during the last month. Is it possible for you to bisect the last month worth of revisions to find the revisions that are to blame? If not, can you tell how to reproduce this with fontify region? What exactly does the last sentence mean? I don't use Gnus; is there any other way to see the flickering? Thanks.