From unknown Tue Jun 24 20:55:20 2025 X-Loop: help-debbugs@gnu.org Subject: bug#17837: 24.4.50; Search very slow Resent-From: Richard Stallman Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 23 Jun 2014 15:28:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 17837 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: To: 17837@debbugs.gnu.org X-Debbugs-Original-To: bug-gnu-emacs@gnu.org Reply-To: rms@gnu.org Received: via spool by submit@debbugs.gnu.org id=B.14035372283650 (code B ref -1); Mon, 23 Jun 2014 15:28:02 +0000 Received: (at submit) by debbugs.gnu.org; 23 Jun 2014 15:27:08 +0000 Received: from localhost ([127.0.0.1]:58356 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Wz69A-0000wc-1b for submit@debbugs.gnu.org; Mon, 23 Jun 2014 11:27:07 -0400 Received: from eggs.gnu.org ([208.118.235.92]:57605) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Wz693-0000vw-PK for submit@debbugs.gnu.org; Mon, 23 Jun 2014 11:27:01 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Wz68w-0007Wj-Vp for submit@debbugs.gnu.org; Mon, 23 Jun 2014 11:26:52 -0400 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=0.8 required=5.0 tests=BAYES_50,T_RP_MATCHES_RCVD autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:37130) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wz68w-0007Wf-TS for submit@debbugs.gnu.org; Mon, 23 Jun 2014 11:26:50 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:59321) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wz68v-00026f-FL for bug-gnu-emacs@gnu.org; Mon, 23 Jun 2014 11:26:50 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Wz68t-0007WD-W0 for bug-gnu-emacs@gnu.org; Mon, 23 Jun 2014 11:26:49 -0400 Received: from fencepost.gnu.org ([2001:4830:134:3::e]:34555) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wz68t-0007W8-S2 for bug-gnu-emacs@gnu.org; Mon, 23 Jun 2014 11:26:47 -0400 Received: from rms by fencepost.gnu.org with local (Exim 4.71) (envelope-from ) id 1Wz68s-0002j9-PF; Mon, 23 Jun 2014 11:26:46 -0400 Date: Mon, 23 Jun 2014 11:26:46 -0400 Message-Id: Content-Type: text/plain; charset=ISO-8859-15 From: Richard Stallman X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -5.0 (-----) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -5.0 (-----) Visit stallman.org/archives/2014-mar-jun.html and type `C-s interview'. It takes a long time. Repeat with C-s a few times; each time, it takes a long time. Disable Font Lock mode, and it becomes nice and fast. I get the impression that searching fontifies all the text it moves through. Is that really necessary? It is a big pain in the neck. In GNU Emacs 24.4.50.3 (mips64el-unknown-linux-gnu, GTK+ Version 2.20.1) of 2014-06-02 on chiefs-gnewsense Repository revision: 117230 michael.albinus@gmx.de-20140602113540-62kmuoznodmv94kd System Description: gNewSense GNU/Linux 3.0 (parkes) Configured using: `configure 'CFLAGS=-O0 -g'' Configured features: XPM JPEG TIFF GIF PNG RSVG SOUND GPM DBUS GCONF NOTIFY LIBSELINUX GNUTLS LIBXML2 FREETYPE M17N_FLT LIBOTF XFT ZLIB Important settings: value of $LANG: en_US.UTF-8 locale-coding-system: utf-8-unix Major mode: RMAIL Minor modes in effect: diff-auto-refine-mode: t shell-dirtrack-mode: t gpm-mouse-mode: t tooltip-mode: t mouse-wheel-mode: t tool-bar-mode: t menu-bar-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t buffer-read-only: t line-number-mode: t transient-mark-mode: t abbrev-mode: t Recent input: R TAB RET C-a C-p C-p C-@ C-n C-n C-n ESC w C-x b R TAB RET C-x b c a l l s RET C-s m o g l e n C-a C-n C-o C-o SPC SPC L a SPC a b o u t C-a ESC f w C-e SPC : r e a l ESC b DEL " C-e SPC n a m e " . C-x C-s C-x b RET C-@ C-p C-p C-p r ESC , RET D o e s SPC C-a C-k C-o T h a t SPC a r t i c l e SPC t a o k DEL DEL l k s SPC a b o u t SPC u s i n g SPC G o o g l e + . RET I f SPC y o u SPC m a k e SPC a SPC g DEL G o o g l e SPC a c c t SPC a n d SPC d o n ' t SPC u s e SPC G o o g l e + C-a ESC f ESC f ESC f ESC f ESC f ESC f SPC f o r SPC l o a d i n g SPC a p p s C-e , RET d o e s SPC G o o g l e SPC s t i l l SPC r e q u i r e SPC y o u r SPC r e a l SPC n a m e ? ESC ; C-c C-c ESC < C-x 1 d u o g o o g l e . x TAB RET d d x ESC x r e p o r t SPC e m a c s SPC b u g RET Recent messages: Saving file /home/rms/calls... Wrote /home/rms/calls Mark set [2 times] Auto-saving...done Mark set Sending... Wrote /home/rms/outgoing/out-6 Sending...done Added to /home/rms/xmail/google.xmail Expunging deleted messages...done Load-path shadows: /home/rms/emacs-bzr/trunk/lisp/leim/quail/lao hides /home/rms/emacs-bzr/trunk/lisp/language/lao /home/rms/emacs-bzr/trunk/lisp/leim/quail/georgian hides /home/rms/emacs-bzr/trunk/lisp/language/georgian /home/rms/emacs-bzr/trunk/lisp/leim/quail/thai hides /home/rms/emacs-bzr/trunk/lisp/language/thai /home/rms/emacs-bzr/trunk/lisp/leim/quail/ethiopic hides /home/rms/emacs-bzr/trunk/lisp/language/ethiopic /home/rms/emacs-bzr/trunk/lisp/leim/quail/japanese hides /home/rms/emacs-bzr/trunk/lisp/language/japanese /home/rms/emacs-bzr/trunk/lisp/leim/quail/cyrillic hides /home/rms/emacs-bzr/trunk/lisp/language/cyrillic /home/rms/emacs-bzr/trunk/lisp/leim/quail/indian hides /home/rms/emacs-bzr/trunk/lisp/language/indian /home/rms/emacs-bzr/trunk/lisp/leim/quail/hebrew hides /home/rms/emacs-bzr/trunk/lisp/language/hebrew /home/rms/emacs-bzr/trunk/lisp/leim/quail/greek hides /home/rms/emacs-bzr/trunk/lisp/language/greek /home/rms/emacs-bzr/trunk/lisp/leim/quail/czech hides /home/rms/emacs-bzr/trunk/lisp/language/czech /home/rms/emacs-bzr/trunk/lisp/leim/quail/slovak hides /home/rms/emacs-bzr/trunk/lisp/language/slovak /home/rms/emacs-bzr/trunk/lisp/leim/quail/tibetan hides /home/rms/emacs-bzr/trunk/lisp/language/tibetan /home/rms/emacs-bzr/trunk/lisp/emulation/crisp hides /home/rms/emacs-bzr/trunk/lisp/obsolete/crisp /home/rms/emacs-bzr/trunk/lisp/emulation/tpu-extras hides /home/rms/emacs-bzr/trunk/lisp/obsolete/tpu-extras /home/rms/emacs-bzr/trunk/lisp/emulation/tpu-edt hides /home/rms/emacs-bzr/trunk/lisp/obsolete/tpu-edt /home/rms/emacs-bzr/trunk/lisp/emulation/tpu-mapper hides /home/rms/emacs-bzr/trunk/lisp/obsolete/tpu-mapper /home/rms/emacs-bzr/trunk/lisp/iswitchb hides /home/rms/emacs-bzr/trunk/lisp/obsolete/iswitchb /home/rms/emacs-bzr/trunk/lisp/emulation/vip hides /home/rms/emacs-bzr/trunk/lisp/obsolete/vip /home/rms/emacs-bzr/trunk/lisp/emulation/vi hides /home/rms/emacs-bzr/trunk/lisp/obsolete/vi /home/rms/emacs-bzr/trunk/lisp/emulation/ws-mode hides /home/rms/emacs-bzr/trunk/lisp/obsolete/ws-mode /home/rms/emacs-bzr/trunk/lisp/emacs-lisp/gulp hides /home/rms/emacs-bzr/trunk/lisp/obsolete/gulp Features: (shadow emacsbug vc-arch vc-mtn vc-hg vc-git vc-sccs vc-svn vc-rcs two-column cal-china lunar solar cal-dst cal-bahai cal-islam cal-hebrew holidays hol-loaddefs battery calc calc-loaddefs calc-macs compare-w tmm tabify imenu man vc-bzr find-func debug gnus-util mailcap doc-view image-mode cl-loaddefs cl-lib tar-mode cal-move cal-menu calendar cal-loaddefs novice ispell rmailkwd rect log-edit pcvs-util add-log diff-mode easy-mmode vc vc-dispatcher parse-time vc-cvs sgml-mode mule-util etags jka-compr dired-aux dabbrev quail help-mode shell pcomplete grep compile comint ansi-color ring rmailout misearch multi-isearch epa-mail mailalias epa derived epg epg-config qp rmailsum rmailmm message sendmail format-spec rfc822 mml easymenu mml-sec mm-decode mm-bodies mm-encode mailabbrev gmm-utils mailheader mail-parse rfc2231 dired t-mouse package rmailedit rmail rfc2047 rfc2045 ietf-drums mm-util mail-prsvr mail-utils time-date paren cus-start cus-load advice help-fns tooltip electric uniquify ediff-hook vc-hooks lisp-float-type mwheel x-win x-dnd tool-bar dnd fontset image regexp-opt fringe tabulated-list newcomment lisp-mode prog-mode register page menu-bar rfn-eshadow timer select scroll-bar mouse jit-lock font-lock syntax facemenu font-core frame cham georgian utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao korean japanese hebrew greek romanian slovak czech european ethiopic indian cyrillic chinese case-table epa-hook jka-cmpr-hook help simple abbrev minibuffer nadvice loaddefs button faces cus-face macroexp files text-properties overlay sha1 md5 base64 format env code-pages mule custom widget hashtable-print-readable backquote make-network-process dbusbind gfilenotify dynamic-setting system-font-setting font-render-setting move-toolbar gtk x-toolkit x multi-tty emacs) Memory information: ((conses 8 375295 107675) (symbols 24 26751 0) (miscs 20 2896 4794) (strings 16 48615 15393) (string-bytes 1 1436460) (vectors 8 29108) (vector-slots 4 1480714 54740) (floats 8 639 253) (intervals 28 71956 4232) (buffers 512 173) (heap 1024 23318 1739)) [[[ To any NSA and FBI agents reading my email: please consider ]]] [[[ whether defending the US Constitution against all enemies, ]]] [[[ foreign or domestic, requires you to follow Snowden's example. ]]] -- Dr Richard Stallman President, Free Software Foundation 51 Franklin St Boston MA 02110 USA www.fsf.org www.gnu.org Skype: No way! That's nonfree (freedom-denying) software. Use Ekiga or an ordinary phone call. From unknown Tue Jun 24 20:55:20 2025 X-Loop: help-debbugs@gnu.org Subject: bug#17837: 24.4.50; Search very slow Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 23 Jun 2014 15:49:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 17837 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: To: rms@gnu.org Cc: 17837@debbugs.gnu.org Reply-To: Eli Zaretskii Received: via spool by 17837-submit@debbugs.gnu.org id=B17837.14035384956166 (code B ref 17837); Mon, 23 Jun 2014 15:49:01 +0000 Received: (at 17837) by debbugs.gnu.org; 23 Jun 2014 15:48:15 +0000 Received: from localhost ([127.0.0.1]:58389 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Wz6Tb-0001bH-5O for submit@debbugs.gnu.org; Mon, 23 Jun 2014 11:48:15 -0400 Received: from mtaout20.012.net.il ([80.179.55.166]:44987) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Wz6TU-0001aU-VE for 17837@debbugs.gnu.org; Mon, 23 Jun 2014 11:48:09 -0400 Received: from conversion-daemon.a-mtaout20.012.net.il by a-mtaout20.012.net.il (HyperSendmail v2007.08) id <0N7M00K00P1ALF00@a-mtaout20.012.net.il> for 17837@debbugs.gnu.org; Mon, 23 Jun 2014 18:47:57 +0300 (IDT) Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout20.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0N7M00KPAP7V4590@a-mtaout20.012.net.il>; Mon, 23 Jun 2014 18:47:55 +0300 (IDT) Date: Mon, 23 Jun 2014 18:47:51 +0300 From: Eli Zaretskii In-reply-to: X-012-Sender: halo1@inter.net.il Message-id: <83d2dzsk48.fsf@gnu.org> References: X-Spam-Score: 1.0 (+) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: 1.0 (+) > Date: Mon, 23 Jun 2014 11:26:46 -0400 > From: Richard Stallman > > I get the impression that searching fontifies all the text > it moves through. Is that really necessary? It is a big pain in the neck. It should only fontify the displayed parts (and sometimes slightly above and below), not everything. I will take a look. Can you compare what you see with some older version of Emacs, like 23.x? I tried, and they all seem to be of approximately the same speed (or lack thereof). From unknown Tue Jun 24 20:55:20 2025 X-Loop: help-debbugs@gnu.org Subject: bug#17837: 24.4.50; Search very slow Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 23 Jun 2014 15:53:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 17837 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: To: Richard Stallman Cc: 17837@debbugs.gnu.org Received: via spool by 17837-submit@debbugs.gnu.org id=B17837.14035387296597 (code B ref 17837); Mon, 23 Jun 2014 15:53:01 +0000 Received: (at 17837) by debbugs.gnu.org; 23 Jun 2014 15:52:09 +0000 Received: from localhost ([127.0.0.1]:58393 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Wz6XM-0001iF-Qg for submit@debbugs.gnu.org; Mon, 23 Jun 2014 11:52:09 -0400 Received: from ironport2-out.teksavvy.com ([206.248.154.181]:2570) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Wz6XH-0001hg-MO for 17837@debbugs.gnu.org; Mon, 23 Jun 2014 11:52:03 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: ArYGAIDvNVNLd+D9/2dsb2JhbABZgwY7gw/APYEXF3SCJQEBAQECAVYjBQsLDiYSFBgNJIgECNIZF456B4Q4BJoBjxiBaoNMIQ X-IPAS-Result: ArYGAIDvNVNLd+D9/2dsb2JhbABZgwY7gw/APYEXF3SCJQEBAQECAVYjBQsLDiYSFBgNJIgECNIZF456B4Q4BJoBjxiBaoNMIQ X-IronPort-AV: E=Sophos;i="4.97,753,1389762000"; d="scan'208";a="69246520" Received: from 75-119-224-253.dsl.teksavvy.com (HELO pastel.home) ([75.119.224.253]) by ironport2-out.teksavvy.com with ESMTP/TLS/ADH-AES256-SHA; 23 Jun 2014 11:51:54 -0400 Received: by pastel.home (Postfix, from userid 20848) id C7012603CD; Mon, 23 Jun 2014 11:51:53 -0400 (EDT) From: Stefan Monnier Message-ID: References: Date: Mon, 23 Jun 2014 11:51:53 -0400 In-Reply-To: (Richard Stallman's message of "Mon, 23 Jun 2014 11:26:46 -0400") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4.50 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Spam-Score: 0.3 (/) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: 0.3 (/) > Visit stallman.org/archives/2014-mar-jun.html and type `C-s > interview'. It takes a long time. Repeat with C-s a few times; each > time, it takes a long time. It's not particularly slow for me. > I get the impression that searching fontifies all the text > it moves through. Is that really necessary? It is a big pain in the neck. Search doesn't fontify, no. Of course, to display position N, we need to font-lock position N, and to font-lock position N, html-mode needs to scan all positions between 1 and N to look for things like