From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#26402: 25.2; Font rendering extremely slow on any non-default font Date: Sun, 17 Nov 2019 08:47:36 +0100 Message-ID: <871ru7c5bb.fsf@gnus.org> References: <588df69e-068d-e2c5-3c2f-3ca238313aa9@gmail.com> <83inmfm00v.fsf@gnu.org> <04e03d3a-62f1-82f2-b7a8-9e36cf5e826b@gmail.com> <83h91ynam6.fsf@gnu.org> <541302bf-540b-aedb-4ca4-2ba3acfe495e@gmail.com> <83bms6n7hk.fsf@gnu.org> <2a3d3577-ccbf-c30f-15ab-390cd1cd5278@gmail.com> <834lxym8x4.fsf@gnu.org> <83wpatlxrh.fsf@gnu.org> <83tw5xlrl7.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="135631"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: 26402@debbugs.gnu.org, Gennady Uraltsev To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Nov 17 08:48:14 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1iWFI4-000Z7V-S4 for geb-bug-gnu-emacs@m.gmane.org; Sun, 17 Nov 2019 08:48:12 +0100 Original-Received: from localhost ([::1]:52424 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iWFI3-0000oc-48 for geb-bug-gnu-emacs@m.gmane.org; Sun, 17 Nov 2019 02:48:11 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:50018) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iWFHv-0000ln-2f for bug-gnu-emacs@gnu.org; Sun, 17 Nov 2019 02:48:04 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iWFHt-0007wP-W4 for bug-gnu-emacs@gnu.org; Sun, 17 Nov 2019 02:48:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:59563) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iWFHt-0007wD-TH for bug-gnu-emacs@gnu.org; Sun, 17 Nov 2019 02:48:01 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iWFHt-00011h-O3 for bug-gnu-emacs@gnu.org; Sun, 17 Nov 2019 02:48:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 17 Nov 2019 07:48:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 26402 X-GNU-PR-Package: emacs Original-Received: via spool by 26402-submit@debbugs.gnu.org id=B26402.15739768713917 (code B ref 26402); Sun, 17 Nov 2019 07:48:01 +0000 Original-Received: (at 26402) by debbugs.gnu.org; 17 Nov 2019 07:47:51 +0000 Original-Received: from localhost ([127.0.0.1]:40148 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iWFHj-000116-1i for submit@debbugs.gnu.org; Sun, 17 Nov 2019 02:47:51 -0500 Original-Received: from quimby.gnus.org ([95.216.78.240]:43984) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iWFHg-00010q-IL for 26402@debbugs.gnu.org; Sun, 17 Nov 2019 02:47:49 -0500 Original-Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=marnie) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1iWFHV-0004c5-FV; Sun, 17 Nov 2019 08:47:40 +0100 In-Reply-To: <83tw5xlrl7.fsf@gnu.org> (Eli Zaretskii's message of "Sun, 09 Apr 2017 14:59:16 +0300") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:171769 Archived-At: Eli Zaretskii writes: > The function we are interested in is font-info, or Ffont_info on the C > level. Its code is in the file font.c around line 5100. It calls > various other functions, like fs_query_fontset and font_open_by_name. > I'd like to know which one of them takes most of the time, then drill > down into that function and find out which of its subroutines takes > most of the time, etc. One way of doing that is step through the code > and find the line whose execution takes a perceptible time. This was two years ago, and there was no followup. I'm not able to reproduce the problem here, and the font machinery in Emacs has changed substantially in Emacs 27, so I'm closing this bug report. If this is still a problem, please reopen. -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no