From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#27622: Trying to improve the speed of linum-mode Date: Sat, 08 Jul 2017 22:44:10 +0300 Message-ID: <83van2k92t.fsf@gnu.org> References: <834lumlv6y.fsf@gnu.org> <8337a6lpwn.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1499543119 19024 195.159.176.226 (8 Jul 2017 19:45:19 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 8 Jul 2017 19:45:19 +0000 (UTC) Cc: 27622@debbugs.gnu.org To: Fis Trivial Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Jul 08 21:45:13 2017 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dTvf8-0004Hn-2W for geb-bug-gnu-emacs@m.gmane.org; Sat, 08 Jul 2017 21:45:06 +0200 Original-Received: from localhost ([::1]:33896 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dTvfD-0005ML-5l for geb-bug-gnu-emacs@m.gmane.org; Sat, 08 Jul 2017 15:45:11 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:53585) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dTvf7-0005Lr-KT for bug-gnu-emacs@gnu.org; Sat, 08 Jul 2017 15:45:06 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dTvf4-00012K-Bq for bug-gnu-emacs@gnu.org; Sat, 08 Jul 2017 15:45:05 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:55495) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1dTvf4-00012G-7Q for bug-gnu-emacs@gnu.org; Sat, 08 Jul 2017 15:45:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1dTvf4-0007KR-0l for bug-gnu-emacs@gnu.org; Sat, 08 Jul 2017 15:45:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 08 Jul 2017 19:45:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 27622 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 27622-submit@debbugs.gnu.org id=B27622.149954308728133 (code B ref 27622); Sat, 08 Jul 2017 19:45:01 +0000 Original-Received: (at 27622) by debbugs.gnu.org; 8 Jul 2017 19:44:47 +0000 Original-Received: from localhost ([127.0.0.1]:58172 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dTvep-0007Jh-6h for submit@debbugs.gnu.org; Sat, 08 Jul 2017 15:44:47 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:34305) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dTven-0007JV-Qp for 27622@debbugs.gnu.org; Sat, 08 Jul 2017 15:44:46 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dTvef-0000wh-Fh for 27622@debbugs.gnu.org; Sat, 08 Jul 2017 15:44:40 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:45390) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dTvef-0000wd-C0; Sat, 08 Jul 2017 15:44:37 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:2754 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1dTvec-0005mz-CS; Sat, 08 Jul 2017 15:44:36 -0400 In-reply-to: (message from Fis Trivial on Sat, 8 Jul 2017 19:22:06 +0000) 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:134347 Archived-At: [Please keep the bug address on the CC list.] > From: Fis Trivial > Date: Sat, 8 Jul 2017 19:22:06 +0000 > > Linux kernel patch-4.12. It's a file with 2040936 lines. Where can I download it? > Also in most of > the time I need to look at some formatted data files which could easily > be larger than the kernel patch. > > > There is only one line of the code related to the new line number mode: > > (setq display-line-numbers t) > > According to the description in NEWS, it should activate the new line > number mode, but it doesn't. It activates that in the buffer where this is executed, which is not what you want. > So after opening the file, I use the > command M-x toggle-display-line-numbers to activate the new line number > mode. After that, it should run smoothly if I am only viewing the upper > portion of the buffer. But if I use "C-x ]" to move the cursor to the > end of the buffer then Emacs will slow down dramatically. I need to play with the file to see what's going on.