From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Adrian Robert Newsgroups: gmane.emacs.bugs Subject: bug#2184: 23.0.60; performance issue since CVS 2009-01-30 Date: Sat, 7 Feb 2009 13:02:41 +0200 Message-ID: <204F7D8E-4E2B-4D82-8182-40061C740821@gmail.com> References: Reply-To: Adrian Robert , 2184@emacsbugs.donarmstrong.com NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 (Apple Message framework v753.1) Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1234005941 27609 80.91.229.12 (7 Feb 2009 11:25:41 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 7 Feb 2009 11:25:41 +0000 (UTC) Cc: 2184@emacsbugs.donarmstrong.com To: poppyer Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Feb 07 12:26:55 2009 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1LVlKI-0005N4-Lk for geb-bug-gnu-emacs@m.gmane.org; Sat, 07 Feb 2009 12:26:49 +0100 Original-Received: from localhost ([127.0.0.1]:52554 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LVlIx-00045N-I1 for geb-bug-gnu-emacs@m.gmane.org; Sat, 07 Feb 2009 06:24:59 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LVlHc-00034u-CN for bug-gnu-emacs@gnu.org; Sat, 07 Feb 2009 06:23:36 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LVlHb-00033q-Dt for bug-gnu-emacs@gnu.org; Sat, 07 Feb 2009 06:23:35 -0500 Original-Received: from [199.232.76.173] (port=52247 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LVlHa-00033S-U4 for bug-gnu-emacs@gnu.org; Sat, 07 Feb 2009 06:23:34 -0500 Original-Received: from rzlab.ucr.edu ([138.23.92.77]:33214) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1LVlHa-0003UP-E2 for bug-gnu-emacs@gnu.org; Sat, 07 Feb 2009 06:23:34 -0500 Original-Received: from rzlab.ucr.edu (rzlab.ucr.edu [127.0.0.1]) by rzlab.ucr.edu (8.13.8/8.13.8/Debian-3) with ESMTP id n17BNWDt009525; Sat, 7 Feb 2009 03:23:32 -0800 Original-Received: (from debbugs@localhost) by rzlab.ucr.edu (8.13.8/8.13.8/Submit) id n17BA47R006072; Sat, 7 Feb 2009 03:10:04 -0800 X-Loop: owner@emacsbugs.donarmstrong.com Resent-From: Adrian Robert Resent-To: bug-submit-list@donarmstrong.com Resent-CC: Emacs Bugs , owner@emacsbugs.donarmstrong.com Resent-Date: Sat, 07 Feb 2009 11:10:04 +0000 Resent-Message-ID: Resent-Sender: owner@emacsbugs.donarmstrong.com X-Emacs-PR-Message: followup 2184 X-Emacs-PR-Package: emacs,ns X-Emacs-PR-Keywords: Original-Received: via spool by 2184-submit@emacsbugs.donarmstrong.com id=B2184.12340045533958 (code B ref 2184); Sat, 07 Feb 2009 11:10:04 +0000 Original-Received: (at 2184) by emacsbugs.donarmstrong.com; 7 Feb 2009 11:02:33 +0000 X-Spam-Bayes: score:0.5 Bayes not run. spammytokens:Tokens not available. hammytokens:Tokens not available. 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(a91-155-44-133.elisa-laajakaista.fi [91.155.44.133]) by mx.google.com with ESMTPS id k29sm703949fkk.16.2009.02.07.03.02.22 (version=TLSv1/SSLv3 cipher=RC4-MD5); Sat, 07 Feb 2009 03:02:23 -0800 (PST) In-Reply-To: X-Mailer: Apple Mail (2.753.1) X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6 (newer, 3) Resent-Date: Sat, 07 Feb 2009 06:23:35 -0500 X-BeenThere: bug-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:25015 Archived-At: This was a problem on all platforms and I believe it has now been fixed by a check-in 2009-02-07. Please let me know, thanks! On Feb 4, 2009, at 3:53 PM, poppyer wrote: > > Adrian Robert writes: > >> I have not noticed performance problems here but there have been >> significant changes from 01/28 through today 02/04 and it is possible >> there are problems under some usage conditions. First, could you >> test again using current CVS (including 02/04 changes)? Also, is >> there an easy way to obtain the 100% CPU usage cases in a mode that >> comes with emacs? What OS X version are you on? > > Yes, today 02-04 is the same, and I am using OSX 10.5.6. > > I am sorry but I am unable to reproduce it in other simple setup. > > However, we seem to trace down that the issue is about regular > expression matching, as also mention in: > http://lists.gnu.org/archive/html/emacs-devel/2009-02/msg00012.html, > there are some clue about function "re-search-forward" OK, thanks. There were no OS X-specific changes in the RE area, and it sounds like other platforms are experiencing similar issues.