From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Drew Adams Newsgroups: gmane.emacs.devel Subject: RE: slowness scrolling in *Help* windows Date: Mon, 8 Sep 2014 11:05:55 -0700 (PDT) Message-ID: References: <20140908130726.6d1c9e4a@jabberwock.cb.piermont.com> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1410199589 14631 80.91.229.3 (8 Sep 2014 18:06:29 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 8 Sep 2014 18:06:29 +0000 (UTC) To: "Perry E. Metzger" , emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Sep 08 20:06:22 2014 Return-path: Envelope-to: ged-emacs-devel@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 1XR3KW-0004JY-59 for ged-emacs-devel@m.gmane.org; Mon, 08 Sep 2014 20:06:20 +0200 Original-Received: from localhost ([::1]:45001 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XR3KV-0001Km-Ci for ged-emacs-devel@m.gmane.org; Mon, 08 Sep 2014 14:06:19 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:39118) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XR3KJ-00019N-Tl for emacs-devel@gnu.org; Mon, 08 Sep 2014 14:06:16 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XR3KB-0002WN-7D for emacs-devel@gnu.org; Mon, 08 Sep 2014 14:06:07 -0400 Original-Received: from aserp1040.oracle.com ([141.146.126.69]:24016) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XR3KB-0002VG-1h for emacs-devel@gnu.org; Mon, 08 Sep 2014 14:05:59 -0400 Original-Received: from acsinet22.oracle.com (acsinet22.oracle.com [141.146.126.238]) by aserp1040.oracle.com (Sentrion-MTA-4.3.2/Sentrion-MTA-4.3.2) with ESMTP id s88I5u2M011362 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Mon, 8 Sep 2014 18:05:57 GMT Original-Received: from aserz7021.oracle.com (aserz7021.oracle.com [141.146.126.230]) by acsinet22.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id s88I5tm7028493 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 8 Sep 2014 18:05:56 GMT Original-Received: from abhmp0014.oracle.com (abhmp0014.oracle.com [141.146.116.20]) by aserz7021.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id s88I5tNh016398; Mon, 8 Sep 2014 18:05:55 GMT In-Reply-To: <20140908130726.6d1c9e4a@jabberwock.cb.piermont.com> X-Priority: 3 X-Mailer: Oracle Beehive Extensions for Outlook 2.0.1.8.2 (807160) [OL 12.0.6691.5000 (x86)] X-Source-IP: acsinet22.oracle.com [141.146.126.238] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] X-Received-From: 141.146.126.69 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:174095 Archived-At: > I've been noticing that sometimes scrolling in *Help* gets very, > very > slow sometimes. Typical case: C-h s (that is, view the syntax > table), > and scroll through it, and it can take seconds for the screen to do > something after C-v >=20 > It is possible this is only happening if there are loads of > "unusual" > Unicode characters in the buffer in question. I don't have any good > very long files of lots of Unicode characters to check if it is > happening on all buffers, or just *Help* buffers. >=20 > Is this a known problem? Should I file a bug report? FWIW, I see this also.