From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Juanma Barranquero Newsgroups: gmane.emacs.devel Subject: Re: Low redisplay performance (23 regression) Date: Wed, 22 Apr 2009 01:16:53 +0200 Message-ID: References: <4870CC42-A08E-4BE9-B566-0F4DA7AB0B74@gmail.com> <873ac3arbf.fsf@cyd.mit.edu> <83r5zmhf2q.fsf@gnu.org> <83mya9hm0i.fsf@gnu.org> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1240356172 21326 80.91.229.12 (21 Apr 2009 23:22:52 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 21 Apr 2009 23:22:52 +0000 (UTC) Cc: david.reitter@gmail.com, cyd@stupidchicken.com, emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Apr 22 01:24:11 2009 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1LwPJv-0004go-KN for ged-emacs-devel@m.gmane.org; Wed, 22 Apr 2009 01:24:07 +0200 Original-Received: from localhost ([127.0.0.1]:41052 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LwPIW-0005s4-Au for ged-emacs-devel@m.gmane.org; Tue, 21 Apr 2009 19:22:40 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LwPDJ-0003bk-5j for emacs-devel@gnu.org; Tue, 21 Apr 2009 19:17:17 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LwPDI-0003bH-DT for emacs-devel@gnu.org; Tue, 21 Apr 2009 19:17:16 -0400 Original-Received: from [199.232.76.173] (port=38440 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LwPDI-0003bA-7W for emacs-devel@gnu.org; Tue, 21 Apr 2009 19:17:16 -0400 Original-Received: from ey-out-1920.google.com ([74.125.78.150]:35006) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1LwPDG-0003nk-Np; Tue, 21 Apr 2009 19:17:14 -0400 Original-Received: by ey-out-1920.google.com with SMTP id 13so470762eye.24 for ; Tue, 21 Apr 2009 16:17:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :from:date:message-id:subject:to:cc:content-type :content-transfer-encoding; bh=qRk2aPuXmr5zdZwbmnqIMGaklhMuACOBWMeak0DMFTg=; b=C0ZCSfLSVrkMklK2PHyMFojkYO7q9VOmBX58w+JLuJIZy3f3Lt9uSnJROG6hhjCRpy BVKHuWWznqRx//lVg3CPiQHn7Vs19eVTs/t9ovCKGhMJnQH3fFsuJwMU5QClWSCmGISa bf4RTLrgfaTWnCnbNrQOhI5fjBZBcxeZZuYfo= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type:content-transfer-encoding; b=hQn5j6WIPJYnk7RRxV/Pw6IyvuiLPVd67qSe2z1afWfrrNcPX7UqLvUSnbmzcDXVvR k3zosUf4G9FD3ck+8htIJRvjDVx5YIR2Z5xrS9FG+ZOXnb6gpHxK72kwMBbQRpuOdda2 x2Fm8gjUTZjYwSSZm4cR9Av5KWnWNA+VyYAdw= Original-Received: by 10.210.18.8 with SMTP id 8mr7645272ebr.51.1240355833136; Tue, 21 Apr 2009 16:17:13 -0700 (PDT) In-Reply-To: <83mya9hm0i.fsf@gnu.org> X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6 (newer, 2) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:110405 Archived-At: On Tue, Apr 21, 2009 at 20:58, Eli Zaretskii wrote: > For the record, I compared with Emacs 22.3. Last time I tested, Emacs 22.3 (or EMACS_22_BASE) was as fast as 22.1. > Is this in "emacs -Q"? Yes. Emacs -Q, and then (setq scroll-preserve-screen-position 'always scroll-conservatively most-positive-fixnum scroll-step 0 > Anyway, is the slow-down you see close to the OP's reported factor of > almost 3? =C2=A0Or is it just slow-down? No. As I said, it is somewhat slower than 22.3, but it is adequate. Juanma