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 16:03:58 +0000 Message-ID: <87r0p2po29.fsf@localhost> References: <1fd5e3ed-e1c3-5d6e-897f-1d5d55e379fa@gutov.dev> <87wmyupvlw.fsf@localhost> <5c4d9bea-3eb9-b262-138a-4ea0cb203436@gutov.dev> <87tttypp2e.fsf@localhost> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="13427"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Spencer Baugh , 64735@debbugs.gnu.org To: Dmitry Gutov Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Jul 20 18:05:52 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 1qMWA4-0003Hg-7q for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 20 Jul 2023 18:05:52 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qMW9j-00077l-Ea; Thu, 20 Jul 2023 12:05:33 -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 1qMW9G-00076E-T6 for bug-gnu-emacs@gnu.org; Thu, 20 Jul 2023 12:05:02 -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 1qMW9G-0006RB-6H for bug-gnu-emacs@gnu.org; Thu, 20 Jul 2023 12:05:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1qMW9F-0006OC-Jk for bug-gnu-emacs@gnu.org; Thu, 20 Jul 2023 12:05:01 -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 16:05:01 +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=B64735.168986904124440 (code B ref 64735); Thu, 20 Jul 2023 16:05:01 +0000 Original-Received: (at 64735) by debbugs.gnu.org; 20 Jul 2023 16:04:01 +0000 Original-Received: from localhost ([127.0.0.1]:59554 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qMW8H-0006Lw-Cz for submit@debbugs.gnu.org; Thu, 20 Jul 2023 12:04:01 -0400 Original-Received: from mout01.posteo.de ([185.67.36.65]:55665) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qMW8D-0006LS-4O for 64735@debbugs.gnu.org; Thu, 20 Jul 2023 12:04:00 -0400 Original-Received: from submission (posteo.de [185.67.36.169]) by mout01.posteo.de (Postfix) with ESMTPS id D4494240027 for <64735@debbugs.gnu.org>; Thu, 20 Jul 2023 18:03:50 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.net; s=2017; t=1689869030; bh=nRBVd84U/Ajo6awG4TzA4W75Q4Ju8nNFrs/XjjrGsVY=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:From; b=iz4LZy3L1GnR72eU3zvT8VUKR6WNviCxANe1kcH48v4KoAz3d+C0MZx7k2gOSxJE6 3dRa/9r68jMRQcMyoHy+ARkH1AOF8e4bVyaMOvBfUvFNS+D5Ov2lMgF8jQln0192Ah yUCQzOoW4BIG1VDTn1kuY98eYlhC+8M4Tl1W62HJp9s01LxZYdikh0WNZask4YMeOU pyMFTtKJPsUxoB+NwJFamEvhLg7/xhqgp0npvyfRrIUgI/wwLFaidUZuHTHQxrGmU1 /s7BDbKwDqTYYe6zQ58oAqQh4F3xpyelXqE1Ul1fIv2NsmrsoUgl50wAYgh/KIHPLw /Y0VQ28/FqB+A== Original-Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4R6HYL0lvWz9rxM; Thu, 20 Jul 2023 18:03:50 +0200 (CEST) In-Reply-To: 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:265613 Archived-At: Dmitry Gutov writes: >> And things are not as horrible as 15x slowdown in find. > > We haven't compared to the "optimized regexps" solution in find, though. Fair point. > Still like 2.5x slower, then? That's significant. It is, but it is workable if we try to optimize Emacs' `directory-files'/`file-name-all-completions' internals. >> I am pretty sure that Emacs's native file routines can be optimized to >> the level of find. > > I don't know, the GNU tools are often ridiculously optimized. At least > certain file paths. You are likely right. Then, what about applying regexps manually, on the full file list returned by find? -- Ihor Radchenko // yantar92, Org mode contributor, Learn more about Org mode at . Support Org development at , or support my work at