From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Ihor Radchenko Newsgroups: gmane.emacs.bugs Subject: bug#64735: 29.0.92; find invocations are ~15x slower because of ignores Date: Thu, 20 Jul 2023 18:29:43 +0000 Message-ID: <87wmyu8mi0.fsf@localhost> References: <1fd5e3ed-e1c3-5d6e-897f-1d5d55e379fa@gutov.dev> <87wmyupvlw.fsf@localhost> <5c4d9bea-3eb9-b262-138a-4ea0cb203436@gutov.dev> <87tttypp2e.fsf@localhost> <837cqu35lw.fsf@gnu.org> <87o7k6pmk3.fsf@localhost> <834jly351p.fsf@gnu.org> <87lefapkdx.fsf@localhost> <831qh230h5.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="16873"; mail-complaints-to="usenet@ciao.gmane.io" Cc: dmitry@gutov.dev, 64735@debbugs.gnu.org, sbaugh@janestreet.com To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Jul 20 20:30:18 2023 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qMYPp-0004FK-Um for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 20 Jul 2023 20:30:18 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qMYPf-0005l2-I5; Thu, 20 Jul 2023 14:30:07 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qMYPb-0005kX-IJ for bug-gnu-emacs@gnu.org; Thu, 20 Jul 2023 14:30:04 -0400 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qMYPb-00072y-A7 for bug-gnu-emacs@gnu.org; Thu, 20 Jul 2023 14:30:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1qMYPa-00029k-Of for bug-gnu-emacs@gnu.org; Thu, 20 Jul 2023 14:30:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Ihor Radchenko Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 20 Jul 2023 18:30:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 64735 X-GNU-PR-Package: emacs Original-Received: via spool by 64735-submit@debbugs.gnu.org id=B64735.16898777868246 (code B ref 64735); Thu, 20 Jul 2023 18:30:02 +0000 Original-Received: (at 64735) by debbugs.gnu.org; 20 Jul 2023 18:29:46 +0000 Original-Received: from localhost ([127.0.0.1]:59853 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qMYPK-00028w-0q for submit@debbugs.gnu.org; Thu, 20 Jul 2023 14:29:46 -0400 Original-Received: from mout01.posteo.de ([185.67.36.65]:52861) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qMYPH-00028i-Cu for 64735@debbugs.gnu.org; Thu, 20 Jul 2023 14:29:44 -0400 Original-Received: from submission (posteo.de [185.67.36.169]) by mout01.posteo.de (Postfix) with ESMTPS id 6AB81240028 for <64735@debbugs.gnu.org>; Thu, 20 Jul 2023 20:29:37 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.net; s=2017; t=1689877777; bh=mQLb4duNHTj+Rup1cO0lQWX+la/b6pu2r50GOUbAdBM=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:From; b=Sx7269XC6tXWA+ScQeZbDM+4jzju/qgszq4pw0rLAnCnzukirO8OZxquayNKZxD9p Py378yn2SmkziXaFmj3eqVZNZsqS+DonwDdwBQdx/uKLXW3ECU/7DjE8M/EzeJc3MM rMSJeH/nPP96lY+z2wEQrXs2xTLqujF+1IiUBt+BfDQ0Xbymyd+8EO3+/H7qdTXNIr aUPyBMFF1Ad/sHaTmLIWdeP9aTwFclp4duYztU1iSIIQRxLsL7GWY3M1QvSsS6GLEw gWGHSYMZ8mPGaxA2kydg6bH3Sw7tyg65Oy+E6Mv52OplJ1isenPqtX+AZ0d4paxZ6T 6pCjzrx9Q6log== Original-Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4R6LnX3wTTz9rxg; Thu, 20 Jul 2023 20:29:36 +0200 (CEST) In-Reply-To: <831qh230h5.fsf@gnu.org> X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:265628 Archived-At: Eli Zaretskii writes: >> No. It uses less excessive regexp matching Emacs is trying to do in >> file-name-handler-alist. > > Where do you see regexp matching in the profiles you provided? I did the analysis earlier for `directory-files-recursively'. See https://yhetil.org/emacs-devel/87cz0p2xlc.fsf@localhost/ Just to be sure, here is perf data for (ignore (let ((gc-cons-threshold most-positive-fixnum)) (benchmark-progn (find-lisp-find-files "/home/yantar92/.data" "")))) 54.89% emacs emacs [.] re_match_2_internal 10.19% emacs emacs [.] re_search_2 3.35% emacs emacs [.] unbind_to 3.02% emacs emacs [.] compile_pattern 3.02% emacs emacs [.] execute_charset 3.00% emacs emacs [.] process_mark_stack 1.59% emacs emacs [.] plist_get 1.26% emacs emacs [.] RE_SETUP_SYNTAX_TABLE_FOR_OBJECT 1.17% emacs emacs [.] update_syntax_table 1.02% emacs emacs [.] Fexpand_file_name Disabling `file-name-handler-alist' cuts the time more than 2x. -- Ihor Radchenko // yantar92, Org mode contributor, Learn more about Org mode at . Support Org development at , or support my work at