From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nicolas Goaziou Subject: Re: Extremely slow org-table operations Date: Wed, 29 Oct 2014 10:43:15 +0100 Message-ID: <87d29brz2k.fsf@nicolasgoaziou.fr> References: Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:40383) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XjPly-0000jA-Uk for emacs-orgmode@gnu.org; Wed, 29 Oct 2014 05:42:42 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XjPlr-0007uD-N8 for emacs-orgmode@gnu.org; Wed, 29 Oct 2014 05:42:34 -0400 Received: from relay4-d.mail.gandi.net ([2001:4b98:c:538::196]:43966) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XjPlr-0007u9-HD for emacs-orgmode@gnu.org; Wed, 29 Oct 2014 05:42:27 -0400 In-Reply-To: (York Zhao's message of "Tue, 28 Oct 2014 23:00:40 -0400") List-Id: "General discussions about Org-mode." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org Sender: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org To: York Zhao Cc: emacs-orgmode Hello, York Zhao writes: > A few months ago I tried Emacs 24.4 and was disappointed because almost all of > the org-table operations became AT LEAST ten times slower. Because recently > Emacs 24.4 gets officially released, I finally switched over. However, the > problems I had several months ago were still there, i.e., in a big file, > org-table operations are at least ten times slower. I tried profiling it but > didn't help much. So I decided to report the issue here. [...] > In summery, the file "test.org" has more than 5000 org-table tables, each table > has a formula. If you move the point to the tables not too far away from the > beginning of the buffer and press "C-c C-c" on the formula line, you will notice > that the speed is very fast which is great. However, if you move the point far > away enough from the beginning of the buffer (move to the end for example), you > will find that "C-c C-c" on the formula line becomes much slower. > > Many other operations are also very slow. However, because I haven't been able > to create the ECMs for those operations yet, lets focus on this one > first. I think Org 8.3 should improve the situation. Please test it if you can. Meanwhile, I suggest to insert some subsections in your file. Regards, -- Nicolas Goaziou