From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Emacs 23.0 is much slower starting than Emacs 22.3 Date: Fri, 24 Oct 2008 18:48:35 +0200 Message-ID: References: <20081022091136.GB924@muc.de> <20081022211202.GA1037@muc.de> <49001F5A.7040402@harpegolden.net> <20081023090908.GB2666@muc.de> <4900ACF9.7060501@harpegolden.net> <4900FF17.2000203@harpegolden.net> <87prlqezad.fsf@cyd.mit.edu> Reply-To: Eli Zaretskii NNTP-Posting-Host: lo.gmane.org X-Trace: ger.gmane.org 1224867033 29162 80.91.229.12 (24 Oct 2008 16:50:33 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 24 Oct 2008 16:50:33 +0000 (UTC) Cc: acm@muc.de, david@harpegolden.net, lennart.borgman@gmail.com, monnier@iro.umontreal.ca, emacs-devel@gnu.org To: Chong Yidong Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Oct 24 18:51:34 2008 connect(): Connection refused 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 1KtPrC-0005Gk-HF for ged-emacs-devel@m.gmane.org; Fri, 24 Oct 2008 18:49:50 +0200 Original-Received: from localhost ([127.0.0.1]:37282 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1KtPq6-0008AI-Re for ged-emacs-devel@m.gmane.org; Fri, 24 Oct 2008 12:48:42 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1KtPq2-0008A1-IG for emacs-devel@gnu.org; Fri, 24 Oct 2008 12:48:38 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1KtPq1-00089g-NN for emacs-devel@gnu.org; Fri, 24 Oct 2008 12:48:38 -0400 Original-Received: from [199.232.76.173] (port=43955 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1KtPq1-00089d-IF for emacs-devel@gnu.org; Fri, 24 Oct 2008 12:48:37 -0400 Original-Received: from mtaout1.012.net.il ([84.95.2.1]:29169) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1KtPq1-0004BX-AW for emacs-devel@gnu.org; Fri, 24 Oct 2008 12:48:37 -0400 Original-Received: from HOME-C4E4A596F7 ([77.126.233.32]) by i-mtaout1.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0K990049Q5FIVY80@i-mtaout1.012.net.il> for emacs-devel@gnu.org; Fri, 24 Oct 2008 18:50:07 +0200 (IST) In-reply-to: <87prlqezad.fsf@cyd.mit.edu> X-012-Sender: halo1@inter.net.il X-detected-operating-system: by monty-python.gnu.org: Solaris 9.1 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:104953 Archived-At: > From: Chong Yidong > Cc: "Eli Zaretskii" , acm@muc.de, emacs-devel@gnu.org, monnier@iro.umontreal.ca, david@harpegolden.net > Date: Fri, 24 Oct 2008 12:24:58 -0400 > > "Lennart Borgman" writes: > > > The system calls (file-attributes, file-exists-p and file-modes) takes > > nearly twice as long time in Emacs 23 (on w32). For normal-mode the > > factor is even bigger, 3-4 times longer time. > > Could you try testing file-attributes, file-exists-p and file-modes in > isolation, to see which one of the three are slower (or is it all > three)? They all call `stat', so on Windows they all are similarly expensive. It is on my todo to request a cheap version of `stat' in almost every function that calls `stat' except file-attributes and a couple of others, which _really_ need the whole attribute set.