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#14616: 24.3.50; Excessive cursor movement on non-X Emacs Date: Fri, 14 Jun 2013 11:59:31 +0300 Message-ID: <83wqpxuky4.fsf@gnu.org> References: Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1371200627 18370 80.91.229.3 (14 Jun 2013 09:03:47 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 14 Jun 2013 09:03:47 +0000 (UTC) Cc: 14616@debbugs.gnu.org To: Lars Magne Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Jun 14 11:03:46 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 1UnPv8-0006YQ-Hr for geb-bug-gnu-emacs@m.gmane.org; Fri, 14 Jun 2013 11:03:46 +0200 Original-Received: from localhost ([::1]:55565 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UnPv8-0005pr-68 for geb-bug-gnu-emacs@m.gmane.org; Fri, 14 Jun 2013 05:03:46 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:59466) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UnPv1-0005pF-EB for bug-gnu-emacs@gnu.org; Fri, 14 Jun 2013 05:03:44 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UnPuy-0002Ok-66 for bug-gnu-emacs@gnu.org; Fri, 14 Jun 2013 05:03:39 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:58539) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UnPra-0001Nv-16 for bug-gnu-emacs@gnu.org; Fri, 14 Jun 2013 05:00:07 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1UnPrX-0005lS-Po for bug-gnu-emacs@gnu.org; Fri, 14 Jun 2013 05:00:04 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 14 Jun 2013 09:00:03 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 14616 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 14616-submit@debbugs.gnu.org id=B14616.137120038722066 (code B ref 14616); Fri, 14 Jun 2013 09:00:03 +0000 Original-Received: (at 14616) by debbugs.gnu.org; 14 Jun 2013 08:59:47 +0000 Original-Received: from localhost ([127.0.0.1]:43198 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1UnPrC-0005jZ-VV for submit@debbugs.gnu.org; Fri, 14 Jun 2013 04:59:47 -0400 Original-Received: from mtaout20.012.net.il ([80.179.55.166]:47427) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1UnPr4-0005iM-Ul for 14616@debbugs.gnu.org; Fri, 14 Jun 2013 04:59:41 -0400 Original-Received: from conversion-daemon.a-mtaout20.012.net.il by a-mtaout20.012.net.il (HyperSendmail v2007.08) id <0MOD00800KYT9X00@a-mtaout20.012.net.il> for 14616@debbugs.gnu.org; Fri, 14 Jun 2013 11:59:20 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout20.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0MOD0085GKYV1E70@a-mtaout20.012.net.il>; Fri, 14 Jun 2013 11:59:20 +0300 (IDT) In-reply-to: X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.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:75102 Archived-At: > From: Lars Magne Ingebrigtsen > Date: Fri, 14 Jun 2013 10:00:19 +0200 > > It seems like that when Emacs is doing network stuff (web/news), the > cursor is displayed momentarily visually at the first point in the > screen. Then it's displayed momentarily at the first point in the echo > area. Sometimes this repeats a few times. > > Often the entire connection hangs while it's doing this -- I'm unable to > exit the screen for instance, so I suspect that Emacs is actually moving > the cursor back and forth between these two positions more rapidly than > my phone is able to display. > > Once while this was happening, I got an SMS from my telco warning me > about large roaming data costs, which further points to this behaviour > generating a lot of data over the wire. > > I have no idea how to start debugging this problem, but it's easily > reproducible for me. > > It started happening about half a year ago. Does anybody have any > inkling what might be causing this problem? If not, I can try to see if > I can find a way to debug this. > > Uhmn... > > Oh, here's an strace from me typing `n' (next article) in Gnus four > times. The second and fourth time this cursor-moving behaviour was > triggered: This all sounds very similar to bug #13864, but that one was fixed 2 months ago. Can you use the methodology described in that bug to find out why the screen is being constantly redrawn? If and when you reach a point where your findings diverge from what was found there, please post your findings here, and we will take it from there. Thanks.