From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Gregory Heytings Newsgroups: gmane.emacs.bugs Subject: bug#51523: 29.0.50; gnus-mime-view-part-externally very slow Date: Mon, 01 Nov 2021 00:11:32 +0000 Message-ID: <6abcac838bb489c3238e@heytings.org> References: <87v91dmcyz.fsf@gnus.org> <7b7f5641fcf9629c6074@heytings.org> <875ytcwxp7.fsf@gnus.org> Mime-Version: 1.0 Content-Type: text/plain; format=flowed; charset=us-ascii Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="38285"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 51523@debbugs.gnu.org, Stefan Monnier To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Nov 01 01:12:16 2021 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 1mhKvv-0009js-9p for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 01 Nov 2021 01:12:15 +0100 Original-Received: from localhost ([::1]:33528 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mhKvt-0003gR-Qs for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 31 Oct 2021 20:12:13 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:32952) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mhKvi-0003g2-Fw for bug-gnu-emacs@gnu.org; Sun, 31 Oct 2021 20:12:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:50012) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mhKvi-0007zX-6w for bug-gnu-emacs@gnu.org; Sun, 31 Oct 2021 20:12:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mhKvi-0008Ts-0q for bug-gnu-emacs@gnu.org; Sun, 31 Oct 2021 20:12:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Gregory Heytings Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 01 Nov 2021 00:12:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 51523 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 51523-submit@debbugs.gnu.org id=B51523.163572549432567 (code B ref 51523); Mon, 01 Nov 2021 00:12:01 +0000 Original-Received: (at 51523) by debbugs.gnu.org; 1 Nov 2021 00:11:34 +0000 Original-Received: from localhost ([127.0.0.1]:33325 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mhKvG-0008TD-FD for submit@debbugs.gnu.org; Sun, 31 Oct 2021 20:11:34 -0400 Original-Received: from heytings.org ([95.142.160.155]:43752) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mhKvF-0008T6-Ho for 51523@debbugs.gnu.org; Sun, 31 Oct 2021 20:11:33 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=heytings.org; s=20210101; t=1635725492; bh=6NIsGWf5R6Wb5MEjH6RRDF6xYLiyyAk0p+aZ9uk1cac=; h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References:From; b=dubGV8r27FTkmTUlkPhGNBWh77/5PYutfaH8HSeRnx/Jvt6wqMBv+DFLrX04quaxt oXC0eKyB4U0FIR7V7Mx7WXlLjJFa46bgHNHCDop6mSTZxscDubI3XYK9ixe3+CVGQv //ZTGX9fGazjEeyzdEdiyZxjsZ54+Ji78ZT5rwdFuDyW06FkSMwtUYA6gEx+dFeSMO PNv8wXbBjFCHP0f9jJPcK2luc2O2kRITJrpfiUsN3zbGOrVjEVZXbKVnrl+cTO0CA2 mMz3bhNjT68hD6eBAeuo1aJKNI1O3I/HEhXP8VZZcrPisiLX2TDz2GMfmE7DrkGXoh 0Dl6IXkJsCBHw== In-Reply-To: <875ytcwxp7.fsf@gnus.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" Xref: news.gmane.io gmane.emacs.bugs:218729 Archived-At: >> * lisp/net/mailcap.el (mailcap-mime-info): Remove force argument to >> mailcap-parse-mailcaps. Fixes bug#51523. > > The mailcaps are being parsed on each invocation on purpose to catch > edits. > > The problem here is that it takes a long time to parse the file(s) -- it > should be pretty much instantaneous. > Hmm... On my computer, Stefan's recipe (benchmark-run 1 (mapcar #'mailcap-mime-info (mailcap-mime-types))) takes 0.5 s without the force argument, and 25 s with it. FWIW, on my computer (Debian bookworm): (length (mailcap-mime-types)) => 1478 (benchmark-run 1 (mailcap-mime-info "application/octet-stream")) => (0.073829567 1 0.02996454400000001) (benchmark-run 1 (find-auto-coding "/etc/mailcap" 4096)) => (0.00030021999999999997 0 0.0) (benchmark-run 1 (mapcar #'mailcap-mime-info (mailcap-mime-types))) => (25.234923454 1674 12.865286990000001)