From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stephen Berman Newsgroups: gmane.emacs.devel Subject: Re: The Emacs master is much slower than the emacs-27 branch. Date: Fri, 04 Dec 2020 17:03:00 +0100 Message-ID: <87r1o5r22z.fsf@gmx.net> References: <877dpyzg9d.fsf@rub.de> <87czzpsyqn.fsf@gmx.net> <83o8j9eqwx.fsf@gnu.org> <874kl1spe9.fsf@gmx.net> <83blf9em55.fsf@gnu.org> <87zh2tr82r.fsf@gmx.net> <87v9dhr7i5.fsf@gmx.net> <838sadefiw.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="8751"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: acm@muc.de, emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Fri Dec 04 17:04:24 2020 Return-path: Envelope-to: ged-emacs-devel@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 1klDZH-000296-5D for ged-emacs-devel@m.gmane-mx.org; Fri, 04 Dec 2020 17:04:23 +0100 Original-Received: from localhost ([::1]:42840 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1klDZG-0007fM-3u for ged-emacs-devel@m.gmane-mx.org; Fri, 04 Dec 2020 11:04:22 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:50176) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1klDYA-00077w-Rj for emacs-devel@gnu.org; Fri, 04 Dec 2020 11:03:14 -0500 Original-Received: from mout.gmx.net ([212.227.15.19]:38875) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1klDY7-0004uo-5D; Fri, 04 Dec 2020 11:03:14 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1607097788; bh=scgNdP3UVhvv82AN9MRjX4H/m7yghcvDvk1bALpHTUg=; h=X-UI-Sender-Class:From:To:Cc:Subject:References:Date:In-Reply-To; b=PGM3jzFNfXjuIVQKKFJSx2EP/rf1hO08+Sx6W5zUk4tdSN68arOg7t+xtESvAerqk is8Xcf8LjUEaJ5Jcn5ggpuBwcD+HMjOcwvh5FFEf0KjkxWCa4lxTQsI9uobbrRBifr 73QhWLjeNJ1g/SJ1jWF8PDCjyaHp7qXBBEuE671E= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Original-Received: from strobe-jhalfs ([178.6.218.210]) by mail.gmx.com (mrgmx004 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MfpSl-1kEbY50viD-00gDTE; Fri, 04 Dec 2020 17:03:08 +0100 In-Reply-To: <838sadefiw.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 04 Dec 2020 17:51:03 +0200") X-Provags-ID: V03:K1:NCYLtyDbM09Lv/qstHyXwgBot5HfNjTo8ms8AyY4C6goKQhrJlZ Qzi8H+Hi8yRDsc9exrhEaLbAPo7wNceGqrD4yy8O790ZstixcB/dyWG1ltNW37AM3bKwTLF DmVrUpQj0WkaHEpy1Pebznxk/c1LVZtNexeb8mzn5EuLKYRNnjzoPGtJDQMvZgDLGlQBLuH VnrpO4i7zcSpK70bcr2yw== X-UI-Out-Filterresults: notjunk:1;V03:K0:C+BczIhBIzg=:yZgOFXhR0N9yTXoEZ1Pl/5 KtkU2o0XpLjwBR+T/jQH1gbfVthuFemlYsOOE5DSmLszDVF/Xip11lOWm1mhxxYqOCLGO6do1 GBgB4CpKgyUC7DcRrIDMRgO8KkmMdhSZ1tGfvlLFeYL10vZ2FXO/jFYdQx5Jo+usA0rLwpp/f dyeyjm2EDbiexvU0eREAgeaS/CwWtItcXjHRVNbZ6NrfPG3pbtxqOv14jqQLN1zaH2Qwen4m9 ZmUMRGLYHOebzaQUV1qbvGzrLbnb/W6Nim632LcOKlFgDao10EQWAz/4hbSc40grOSYpKMsvE 0dqQaM4ppVmcv4+MwsjTokiCqfqI0Pz5VGCF+jCA9lwLAiAcbCNrBWD4t72AahljzH76PthVs uZ8ap6Y5KqkZnXIJELOHlRgnlSl7WzyQz9mG7N/TXxUAy/SU5aBeISSL8XEY+ocwW1HQRm96Q 5/sWat/J9a158KplfIHFyeIsCilhxAGvqpUTWJa+iC7hOA/ZWlO8hvEysH3hIhVpTgUt0CAtz cYt3/gwo4sHtzUEoVrc/57aU8X3jBtdlhjDoRV3jCdGDRZMnk+N78xtGoH4AAdP6qcE0d+cjN ee9hH40nEonrsJ5RvkX9P37DiY9De91iTJWNyFkAjeVuTRi6JmYxns/Q3joU6lpwa8cHAvAkU wOvEA6zSzIHf8Qz7RR0JdJDGlXpDCc8GfuJ2lYFI2XaxWqStdzz06G4vpmIMfpU1h1Lzs4cMQ LD2i748AJhxVTelpaEYivh+3m5hmXIYkskjZI1gQz2VDEVx6u5o0O/0WrLJKSgBtYvXBQrtE Received-SPF: pass client-ip=212.227.15.19; envelope-from=stephen.berman@gmx.net; helo=mout.gmx.net X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:260305 Archived-At: On Fri, 04 Dec 2020 17:51:03 +0200 Eli Zaretskii wrote: >> From: Stephen Berman >> Cc: acm@muc.de, emacs-devel@gnu.org >> Date: Fri, 04 Dec 2020 15:05:54 +0100 >> >> > I just rebuilt emacs-27 with "make bootstrap", reran the benchmark, a= nd >> > it took ~60 seconds, about a second faster than the previous >> > non-bootstrapped build. The profile is similar to the previous one f= rom >> > emacs-27, but I've attached for your perusal anyway. I'll bootstrap >> > master too and run the benchmark there again. >> >> On freshly bootstrapped master the benchmark took the same time as >> before, ~21 seconds, and the profile looks pretty much the same, so I >> haven't attached it, but will send it if you want to see it. > > Thanks. This is very strange. What are the build options and the > features in each build? are they identical? emacs-27: system-configuration-options "'CFLAGS=3D-Og -g3' PKG_CONFIG_PATH=3D/opt/qt5/lib/pkgconfig" system-configuration-features "XPM JPEG TIFF GIF PNG RSVG SOUND DBUS GSETTINGS GLIB NOTIFY INOTIFY ACL GNUTLS LIBXML2 FREETYPE HARFBUZZ XFT ZLIB TOOLKIT_SCROLL_BARS GTK3 X11 XDBE XIM MODULES THREADS LIBSYSTEMD PDUMPER LCMS2 GMP" master: system-configuration-options "--with-xwidgets 'CFLAGS=3D-Og -g3' PKG_CONFIG_PATH=3D/opt/qt5/lib/pkgconf= ig" system-configuration-features "XPM JPEG TIFF GIF PNG RSVG CAIRO SOUND DBUS GSETTINGS GLIB NOTIFY INOTIFY ACL GNUTLS LIBXML2 FREETYPE HARFBUZZ ZLIB TOOLKIT_SCROLL_BARS GTK3 X11 XDBE XIM MODULES THREADS XWIDGETS LIBSYSTEMD PDUMPER LCMS2"