From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: daviddisco Newsgroups: gmane.emacs.help Subject: Re: Emacs cvs (23) uses too much CPU with compilation mode Date: Thu, 2 Jul 2009 13:38:16 -0700 (PDT) Organization: http://groups.google.com Message-ID: <9513b899-0aa6-41d7-9504-820ffd903170@a37g2000prf.googlegroups.com> References: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1246572721 15363 80.91.229.12 (2 Jul 2009 22:12:01 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 2 Jul 2009 22:12:01 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Fri Jul 03 00:11:54 2009 Return-path: Envelope-to: geh-help-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 1MMUVR-0006va-N2 for geh-help-gnu-emacs@m.gmane.org; Fri, 03 Jul 2009 00:11:50 +0200 Original-Received: from localhost ([127.0.0.1]:60708 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MMUVR-0003ac-29 for geh-help-gnu-emacs@m.gmane.org; Thu, 02 Jul 2009 18:11:49 -0400 Original-Path: news.stanford.edu!newsfeed.stanford.edu!postnews.google.com!a37g2000prf.googlegroups.com!not-for-mail Original-Newsgroups: gnu.emacs.help Original-Lines: 36 Original-NNTP-Posting-Host: 207.171.180.101 Original-X-Trace: posting.google.com 1246567096 15149 127.0.0.1 (2 Jul 2009 20:38:16 GMT) Original-X-Complaints-To: groups-abuse@google.com Original-NNTP-Posting-Date: Thu, 2 Jul 2009 20:38:16 +0000 (UTC) Complaints-To: groups-abuse@google.com Injection-Info: a37g2000prf.googlegroups.com; posting-host=207.171.180.101; posting-account=D8UIxAoAAADiGhsq5F3TFkkKRlXBww-n User-Agent: G2/1.0 X-HTTP-UserAgent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.11) Gecko/2009060215 Firefox/3.0.11 (.NET CLR 3.5.30729), gzip(gfe), gzip(gfe) Original-Xref: news.stanford.edu gnu.emacs.help:170522 X-Mailman-Approved-At: Thu, 02 Jul 2009 18:00:11 -0400 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:65736 Archived-At: On May 8, 9:39=A0pm, Felipe Magno de Almeida wrote: > On Thu, Apr 16, 2009 at 6:28 PM, Felipe Magno de Almeida > > > > wrote: > > Hi, > > > I can see emacs uses 80% of CPU of a 600Mhz Celeron for about 2 > > minutes after it gets the compiler error output. > > The compiler only runs for less than 15 seconds. > > It happens only when the error message is a bit big. ( > 50Kb). > > It is instantaneous with emacs-22.3. I don't have to wait at all. > > I'm using multi-tty, but I can reproduce it without server-start. I > > also use CEDET, but > > the behavior is the same without it. > > Sometimes the error message is *much bigger*. And that makes it > > unbearable to wait. > > Is this behavior known? Is it considered a bug? Is there anything I > > can do (aside from not using compilation > > mode, or using emacs v22.3)? > > > Both emacs (emacs-23 and emacs-22.3 are compiled for console and used > > through ssh). > > ping? > > > -- > > Felipe Magno de Almeida > > -- > Felipe Magno de Almeida Check the value of compilation-error-regexp-alist. Remove any unnecessary regular expressions. It might help.